Load & deflection
Deflection tables
Deflection in inches for a single panel on simple supports. Point load values are for a concentrated load at mid-span; uniform and line load tables also list the maximum recommended load and apparent EI.
- Molded Grating — Point Load Deflection
- Molded Grating — Uniform Load Deflection
- Molded Grating — Line Load Deflection
- Pultruded I-Bar & T-Bar — Uniform Load Deflection
- Pultruded I-Bar & T-Bar — Line Load Deflection
- Pultruded ADA I-Bar — Uniform Load Deflection
- Pultruded ADA I-Bar — Line Load Deflection
- Heavy-Duty Pultruded — Uniform Load Deflection
- Heavy-Duty Pultruded — Line Load Deflection
Concentrated load at mid-span (lbs)
Molded Grating — Point Load Deflection
Deflection in inches
| Configuration | 100 | 200 | 500 | 750 | 1000 | 1500 | 2000 |
|---|---|---|---|---|---|---|---|
| Span 18" | |||||||
| SM 1/2" x 1 1/2 | 0.059 | 0.117 | 0.293 | 0.439 | 0.585 | — | — |
| SM 1/2" x 2" | 0.076 | 0.152 | 0.380 | 0.570 | — | — | — |
| SM 1" x 1 1/2" | 0.01 | 0.016 | 0.041 | 0.062 | 0.082 | 0.123 | 0.164 |
| SM 1 1/4" x 1 1/2" | 0.006 | 0.012 | 0.031 | 0.047 | 0.062 | 0.093 | 0.124 |
| SM 1 1/2" x 1 1/2" | 0.003 | 0.006 | 0.014 | 0.021 | 0.028 | 0.042 | 0.056 |
| SM 2" x 2" | 0.003 | 0.006 | 0.015 | 0.023 | 0.030 | 0.045 | 0.060 |
| RM 1" x 1" x 4" | 0.007 | 0.014 | 0.036 | 0.054 | 0.072 | 0.108 | 0.144 |
| MM 1 1/2" x 3/4" | 0.003 | 0.006 | 0.016 | 0.024 | 0.032 | 0.048 | 0.064 |
| SS 1 1/2" x 1" x 6" | 0.002 | 0.005 | 0.012 | 0.018 | 0.024 | 0.036 | 0.048 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.002 | 0.005 | 0.012 | 0.018 | 0.024 | 0.037 | 0.049 |
| Span 24" | |||||||
| SM 1" x 1 1/2" | 0.024 | 0.049 | 0.121 | 0.182 | 0.243 | 0.364 | 0.485 |
| SM 1 1/4" x 1 1/2" | 0.014 | 0.027 | 0.068 | 0.102 | 0.136 | 0.204 | 0.272 |
| SM 1 1/2" x 1 1/2" | 0.008 | 0.015 | 0.039 | 0.058 | 0.077 | 0.116 | 0.154 |
| SM 2" x 2" | 0.005 | 0.010 | 0.026 | 0.038 | 0.051 | 0.077 | 0.102 |
| RM 1" x 1" x 4" | 0.019 | 0.038 | 0.096 | 0.143 | 0.191 | 0.287 | 0.382 |
| MM 1 1/2" x 3/4" | 0.007 | 0.014 | 0.036 | 0.054 | 0.072 | 0.108 | 0.144 |
| SS 1 1/2" x 1" x 6" | 0.004 | 0.008 | 0.019 | 0.029 | 0.038 | 0.057 | 0.076 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.005 | 0.010 | 0.026 | 0.038 | 0.051 | 0.077 | 0.102 |
| Span 30" | |||||||
| SM 1" x 1 1/2" | 0.047 | 0.094 | 0.235 | 0.353 | 0.470 | — | — |
| SM 1 1/4" x 1 1/2" | 0.027 | 0.054 | 0.136 | 0.204 | 0.272 | 0.408 | 0.544 |
| SM 1 1/2" x 1 1/2" | 0.013 | 0.026 | 0.065 | 0.098 | 0.130 | 0.196 | 0.261 |
| SM 2" x 2" | 0.009 | 0.017 | 0.043 | 0.065 | 0.086 | 0.129 | 0.172 |
| RM 1" x 1" x 4" | 0.037 | 0.075 | 0.187 | 0.281 | 0.374 | 0.561 | — |
| MM 1 1/2" x 3/4" | 0.012 | 0.024 | 0.059 | 0.089 | 0.118 | 0.177 | 0.236 |
| SS 1 1/2" x 1" x 6" | 0.007 | 0.014 | 0.034 | 0.051 | 0.068 | 0.102 | 0.136 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.009 | 0.017 | 0.043 | 0.064 | 0.085 | 0.128 | 0.170 |
| Span 36" | |||||||
| SM 1" x 1 1/2" | 0.066 | 0.132 | 0.329 | 0.494 | 0.659 | — | — |
| SM 1 1/4" x 1 1/2" | 0.044 | 0.088 | 0.220 | 0.330 | 0.440 | 0.660 | — |
| SM 1 1/2" x 1 1/2" | 0.021 | 0.041 | 0.103 | 0.155 | 0.206 | 0.309 | 0.412 |
| SM 2" x 2" | 0.012 | 0.024 | 0.061 | 0.092 | 0.122 | 0.183 | 0.244 |
| RM 1" x 1" x 4" | 0.057 | 0.114 | 0.284 | 0.426 | 0.568 | — | — |
| MM 1 1/2" x 3/4" | 0.017 | 0.034 | 0.086 | 0.129 | 0.172 | 0.258 | 0.344 |
| SS 1 1/2" x 1" x 6" | 0.011 | 0.022 | 0.055 | 0.083 | 0.110 | 0.165 | 0.220 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.015 | 0.029 | 0.074 | 0.110 | 0.147 | 0.221 | 0.294 |
| Span 42" | |||||||
| SM 1" x 1 1/2" | 0.112 | 0.224 | 0.561 | — | — | — | — |
| SM 1 1/4" x 1 1/2" | 0.068 | 0.135 | 0.338 | 0.507 | 0.676 | — | — |
| SM 1 1/2" x 1 1/2" | 0.031 | 0.061 | 0.154 | 0.230 | 0.307 | 0.461 | 0.614 |
| SM 2" x 2" | 0.017 | 0.035 | 0.087 | 0.131 | 0.174 | 0.261 | 0.348 |
| RM 1" x 1" x 4" | 0.092 | 0.184 | 0.460 | 0.690 | — | — | — |
| MM 1 1/2" x 3/4" | 0.027 | 0.053 | 0.133 | 0.200 | 0.266 | 0.399 | 0.532 |
| SS 1 1/2" x 1" x 6" | 0.017 | 0.034 | 0.084 | 0.126 | 0.168 | 0.252 | 0.336 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.020 | 0.041 | 0.102 | 0.153 | 0.204 | 0.306 | 0.408 |
| Span 46" | |||||||
| SM 1 1/4" x 1 1/2" | 0.085 | 0.170 | 0.424 | 0.636 | — | — | — |
| SM 1 1/2" x 1 1/2" | 0.039 | 0.078 | 0.195 | 0.293 | 0.390 | 0.585 | — |
| SM 2" x 2" | 0.020 | 0.040 | 0.101 | 0.152 | 0.202 | 0.303 | 0.404 |
| Span 48" | |||||||
| MM 1 1/2" x 3/4" | 0.033 | 0.066 | 0.166 | 0.249 | 0.332 | 0.498 | 0.664 |
| SS 1 1/2" x 1" x 6" | 0.021 | 0.043 | 0.107 | 0.161 | 0.214 | 0.321 | 0.428 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.025 | 0.051 | 0.127 | 0.191 | 0.254 | 0.381 | 0.508 |
Uniform load (lbs/sq ft)
Molded Grating — Uniform Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/sq ft) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| SM 1/2" x 1 1/2 | 0.026 | 0.052 | 0.078 | 0.104 | 0.130 | 0.259 | 0.518 | — | 361 | 0.043 |
| SM 1/2" x 2" | 0.032 | 0.063 | 0.095 | 0.126 | 0.158 | 0.315 | 0.631 | — | 302 | 0.036 |
| SM 1" x 1 1/2" | 0.004 | 0.007 | 0.011 | 0.014 | 0.018 | 0.036 | 0.071 | 0.143 | 2378 | 0.31 |
| SM 1 1/4" x 1 1/2" | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.026 | 0.052 | 0.105 | 2832 | 0.43 |
| SM 1 1/2" x 1 1/2" | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.028 | 0.057 | 4082 | 0.80 |
| SM 2" x 2" | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.006 | 0.013 | 0.025 | 9264 | 1.80 |
| RM 1" x 1" x 4" | 0.002 | 0.005 | 0.007 | 0.010 | 0.012 | 0.025 | 0.050 | 0.099 | 3668 | 0.45 |
| MM 1 1/2" x 3/4" | <0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.039 | 6180 | 1.14 |
| SS 1 1/2" x 1" x 6" | <0.001 | 0.002 | 0.002 | 0.003 | 0.004 | 0.008 | 0.016 | 0.031 | 6623 | 1.43 |
| SS 1 1/2" x 1 1/2" x 6" ADA | <0.001 | 0.002 | 0.002 | 0.003 | 0.004 | 0.008 | 0.016 | 0.032 | 7202 | 1.40 |
| Span 18" | ||||||||||
| SM 1/2" x 1 1/2 | 0.120 | 0.240 | 0.360 | 0.480 | — | — | — | — | 160 | 0.047 |
| SM 1/2" x 2" | 0.142 | 0.283 | 0.425 | 0.566 | — | — | — | — | 134 | 0.04 |
| SM 1" x 1 1/2" | 0.017 | 0.033 | 0.050 | 0.066 | 0.083 | 0.166 | 0.332 | 0.665 | 1245 | 0.34 |
| SM 1 1/4" x 1 1/2" | 0.011 | 0.021 | 0.032 | 0.043 | 0.054 | 0.107 | 0.215 | 0.430 | 1259 | 0.53 |
| SM 1 1/2" x 1 1/2" | 0.005 | 0.010 | 0.015 | 0.021 | 0.026 | 0.051 | 0.103 | 0.205 | 1813 | 1.11 |
| SM 2" x 2" | 0.003 | 0.005 | 0.008 | 0.011 | 0.013 | 0.027 | 0.053 | 0.107 | 4117 | 2.13 |
| RM 1" x 1" x 4" | 0.011 | 0.023 | 0.034 | 0.046 | 0.057 | 0.114 | 0.228 | 0.456 | 1892 | 0.50 |
| MM 1 1/2" x 3/4" | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.040 | 0.080 | 0.159 | 2747 | 1.43 |
| SS 1 1/2" x 1" x 6" | 0.003 | 0.006 | 0.009 | 0.012 | 0.016 | 0.031 | 0.062 | 0.124 | 3747 | 1.83 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.003 | 0.007 | 0.010 | 0.013 | 0.016 | 0.033 | 0.065 | 0.130 | 3201 | 1.75 |
| Span 24" | ||||||||||
| SM 1/2" x 1 1/2 | 0.357 | — | — | — | — | — | — | — | 90 | 0.05 |
| SM 1/2" x 2" | 0.41 | — | — | — | — | — | — | — | 75 | 0.044 |
| SM 1" x 1 1/2" | 0.050 | 0.100 | 0.150 | 0.199 | 0.249 | 0.498 | — | — | 668 | 0.36 |
| SM 1 1/4" x 1 1/2" | 0.031 | 0.061 | 0.092 | 0.122 | 0.153 | 0.305 | 0.610 | — | 708 | 0.59 |
| SM 1 1/2" x 1 1/2" | 0.014 | 0.029 | 0.043 | 0.058 | 0.072 | 0.144 | 0.288 | 0.576 | 1021 | 1.25 |
| SM 2" x 2" | 0.008 | 0.015 | 0.023 | 0.030 | 0.038 | 0.075 | 0.150 | 0.300 | 2316 | 2.40 |
| RM 1" x 1" x 4" | 0.035 | 0.069 | 0.104 | 0.139 | 0.174 | 0.347 | 0.694 | — | 961 | 0.52 |
| MM 1 1/2" x 3/4" | 0.011 | 0.022 | 0.033 | 0.044 | 0.055 | 0.110 | 0.220 | 0.440 | 1545 | 1.64 |
| SS 1 1/2" x 1" x 6" | 0.008 | 0.016 | 0.024 | 0.032 | 0.041 | 0.081 | 0.162 | 0.325 | 2105 | 2.22 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.009 | 0.018 | 0.027 | 0.036 | 0.045 | 0.090 | 0.180 | 0.360 | 1800 | 2.00 |
| Span 30" | ||||||||||
| SM 1" x 1 1/2" | 0.119 | 0.237 | 0.356 | 0.475 | 0.593 | — | — | — | 427 | 0.37 |
| SM 1 1/4" x 1 1/2" | 0.073 | 0.146 | 0.220 | 0.293 | 0.366 | — | — | — | 453 | 0.6 |
| SM 1 1/2" x 1 1/2" | 0.033 | 0.067 | 0.100 | 0.134 | 0.167 | 0.334 | 0.668 | — | 653 | 1.31 |
| SM 2" x 2" | 0.018 | 0.035 | 0.053 | 0.070 | 0.088 | 0.176 | 0.352 | — | 1482 | 2.50 |
| RM 1" x 1" x 4" | 0.083 | 0.167 | 0.250 | 0.333 | 0.416 | — | — | — | 615 | 0.53 |
| MM 1 1/2" x 3/4" | 0.025 | 0.050 | 0.075 | 0.100 | 0.125 | 0.251 | 0.502 | — | 989 | 1.75 |
| SS 1 1/2" x 1" x 6" | 0.018 | 0.036 | 0.055 | 0.073 | 0.091 | 0.182 | 0.364 | — | 1347 | 2.42 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.020 | 0.039 | 0.059 | 0.078 | 0.098 | 0.196 | 0.392 | — | 1152 | 2.24 |
| Span 36" | ||||||||||
| SM 1" x 1 1/2" | 0.240 | 0.480 | — | — | — | — | — | — | 240 | 0.38 |
| SM 1 1/4" x 1 1/2" | 0.149 | 0.299 | 0.448 | 0.598 | — | — | — | — | 315 | 0.61 |
| SM 1 1/2" x 1 1/2" | 0.067 | 0.135 | 0.202 | 0.270 | 0.337 | 0.674 | — | — | 453 | 1.35 |
| SM 2" x 2" | 0.036 | 0.071 | 0.107 | 0.143 | 0.179 | 0.357 | — | — | 1029 | 2.55 |
| RM 1" x 1" x 4" | 0.170 | 0.339 | 0.509 | 0.679 | — | — | — | — | 427 | 0.54 |
| MM 1 1/2" x 3/4" | 0.050 | 0.100 | 0.149 | 0.199 | 0.249 | 0.498 | — | — | 687 | 1.83 |
| SS 1 1/2" x 1" x 6" | 0.037 | 0.073 | 0.110 | 0.147 | 0.183 | 0.367 | — | — | 935 | 2.48 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.039 | 0.078 | 0.117 | 0.156 | 0.195 | 0.389 | — | — | 800 | 2.34 |
| Span 42" | ||||||||||
| SM 1" x 1 1/2" | 0.431 | — | — | — | — | — | — | — | 205 | 0.39 |
| SM 1 1/4" x 1 1/2" | 0.272 | 0.545 | — | — | — | — | — | — | 231 | 0.62 |
| SM 1 1/2" x 1 1/2" | 0.123 | 0.246 | 0.370 | 0.493 | 0.616 | — | — | — | 333 | 1.37 |
| SM 2" x 2" | 0.065 | 0.129 | 0.194 | 0.259 | 0.323 | 0.647 | — | — | 756 | 2.61 |
| RM 1" x 1" x 4" | 0.301 | 0.603 | — | — | — | — | — | — | 314 | 0.56 |
| MM 1 1/2" x 3/4" | 0.090 | 0.181 | 0.271 | 0.362 | 0.452 | — | — | — | 505 | 1.87 |
| SS 1 1/2" x 1" x 6" | 0.066 | 0.132 | 0.199 | 0.265 | 0.331 | 0.662 | — | — | 687 | 2.55 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.071 | 0.142 | 0.213 | 0.284 | 0.355 | — | — | — | 588 | 2.38 |
| Span 46" | ||||||||||
| RM 1" x 1" x 4" | 0.430 | — | — | — | — | — | — | — | 287 | 0.57 |
| Span 48" | ||||||||||
| SM 1 1/2" x 1 1/2" | 0.209 | 0.417 | 0.626 | — | — | — | — | — | 255 | 1.38 |
| SM 2" x 2" | 0.109 | 0.217 | 0.326 | 0.435 | 0.543 | — | — | — | 579 | 2.65 |
| MM 1 1/2" x 3/4" | 0.151 | 0.302 | 0.454 | 0.605 | — | — | — | — | 386 | 1.90 |
| SS 1 1/2" x 1" x 6" | 0.111 | 0.223 | 0.334 | 0.446 | 0.557 | — | — | — | 526 | 2.58 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.119 | 0.238 | 0.357 | 0.476 | 0.595 | — | — | — | 450 | 2.42 |
| Span 54" | ||||||||||
| SM 1 1/2" x 1 1/2" | 0.334 | 0.669 | — | — | — | — | — | — | 201 | 1.38 |
| SM 2" x 2" | 0.171 | 0.343 | 0.514 | 0.686 | — | — | — | — | 457 | 2.69 |
| MM 1 1/2" x 3/4" | 0.239 | 0.477 | — | — | — | — | — | — | 305 | 1.93 |
| SS 1 1/2" x 1" x 6" | 0.176 | 0.353 | 0.529 | — | — | — | — | — | 416 | 2.62 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.189 | 0.378 | 0.567 | — | — | — | — | — | 356 | 2.44 |
| Span 60" | ||||||||||
| SM 2" x 2" | 0.259 | 0.519 | — | — | — | — | — | — | 371 | 2.71 |
| MM 1 1/2" x 3/4" | 0.362 | — | — | — | — | — | — | — | 247 | 1.94 |
| SS 1 1/2" x 1" x 6" | 0.267 | 0.534 | — | — | — | — | — | — | 337 | 2.63 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.286 | 0.572 | — | — | — | — | — | — | 288 | 2.46 |
Line load (lbs/ft of width)
Molded Grating — Line Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/ft of width) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| SM 1/2" x 1 1/2 | 0.041 | 0.083 | 0.124 | 0.166 | 0.207 | 0.415 | — | — | 282 | 0.043 |
| SM 1/2" x 2" | 0.050 | 0.101 | 0.151 | 0.202 | 0.252 | 0.505 | — | — | 236 | 0.036 |
| SM 1" x 1 1/2" | 0.006 | 0.011 | 0.017 | 0.023 | 0.029 | 0.057 | 0.114 | 0.229 | 1189 | 0.31 |
| SM 1 1/4" x 1 1/2" | 0.004 | 0.008 | 0.013 | 0.017 | 0.021 | 0.042 | 0.084 | 0.167 | 1416 | 0.43 |
| SM 1 1/2" x 1 1/2" | 0.002 | 0.005 | 0.007 | 0.009 | 0.011 | 0.023 | 0.045 | 0.090 | 2041 | 0.80 |
| SM 2" x 2" | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.040 | 4632 | 1.80 |
| RM 1" x 1" x 4" | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.040 | 0.079 | 0.159 | 1834 | 0.45 |
| MM 1 1/2" x 3/4" | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.016 | 0.032 | 0.063 | 3090 | 1.14 |
| SS 1 1/2" x 1" x 6" | 0.001 | 0.003 | 0.004 | 0.005 | 0.006 | 0.013 | 0.025 | 0.050 | 4209 | 1.43 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.001 | 0.003 | 0.004 | 0.005 | 0.006 | 0.013 | 0.026 | 0.051 | 3601 | 1.40 |
| Span 18" | ||||||||||
| SM 1/2" x 1 1/2 | 0.128 | 0.256 | 0.384 | 0.512 | 0.640 | — | — | — | 188 | 0.047 |
| SM 1/2" x 2" | 0.151 | 0.302 | 0.453 | 0.604 | — | — | — | — | 158 | 0.04 |
| SM 1" x 1 1/2" | 0.018 | 0.035 | 0.053 | 0.071 | 0.089 | 0.177 | 0.355 | — | 934 | 0.34 |
| SM 1 1/4" x 1 1/2" | 0.011 | 0.023 | 0.034 | 0.046 | 0.057 | 0.115 | 0.229 | 0.458 | 944 | 0.53 |
| SM 1 1/2" x 1 1/2" | 0.005 | 0.011 | 0.016 | 0.022 | 0.027 | 0.055 | 0.109 | 0.219 | 1360 | 1.11 |
| SM 2" x 2" | 0.003 | 0.006 | 0.009 | 0.011 | 0.014 | 0.029 | 0.057 | 0.114 | 3088 | 2.13 |
| RM 1" x 1" x 4" | 0.012 | 0.024 | 0.036 | 0.049 | 0.061 | 0.122 | 0.243 | 0.486 | 1419 | 0.50 |
| MM 1 1/2" x 3/4" | 0.004 | 0.009 | 0.013 | 0.017 | 0.021 | 0.043 | 0.085 | 0.170 | 2060 | 1.43 |
| SS 1 1/2" x 1" x 6" | 0.003 | 0.007 | 0.010 | 0.013 | 0.017 | 0.033 | 0.066 | 0.133 | 2810 | 1.83 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.003 | 0.007 | 0.010 | 0.014 | 0.017 | 0.035 | 0.069 | 0.139 | 2401 | 1.75 |
| Span 24" | ||||||||||
| SM 1/2" x 1 1/2 | 0.286 | 0.572 | — | — | — | — | — | — | 141 | 0.05 |
| SM 1/2" x 2" | 0.329 | 0.658 | — | — | — | — | — | — | 118 | 0.044 |
| SM 1" x 1 1/2" | 0.040 | 0.080 | 0.120 | 0.160 | 0.199 | 0.399 | — | — | 668 | 0.36 |
| SM 1 1/4" x 1 1/2" | 0.024 | 0.049 | 0.073 | 0.098 | 0.122 | 0.244 | 0.488 | — | 708 | 0.59 |
| SM 1 1/2" x 1 1/2" | 0.012 | 0.023 | 0.035 | 0.046 | 0.058 | 0.115 | 0.230 | 0.461 | 1021 | 1.25 |
| SM 2" x 2" | 0.006 | 0.012 | 0.018 | 0.024 | 0.030 | 0.060 | 0.120 | 0.240 | 2316 | 2.40 |
| RM 1" x 1" x 4" | 0.028 | 0.056 | 0.083 | 0.111 | 0.139 | 0.278 | 0.555 | — | 961 | 0.52 |
| MM 1 1/2" x 3/4" | 0.009 | 0.018 | 0.026 | 0.035 | 0.044 | 0.088 | 0.176 | 0.352 | 1545 | 1.64 |
| SS 1 1/2" x 1" x 6" | 0.006 | 0.013 | 0.019 | 0.026 | 0.032 | 0.065 | 0.130 | 0.260 | 2105 | 2.22 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.007 | 0.014 | 0.022 | 0.029 | 0.036 | 0.072 | 0.144 | 0.288 | 1800 | 2.00 |
| Span 30" | ||||||||||
| SM 1" x 1 1/2" | 0.076 | 0.152 | 0.228 | 0.304 | 0.380 | — | — | — | 534 | 0.37 |
| SM 1 1/4" x 1 1/2" | 0.047 | 0.094 | 0.141 | 0.188 | 0.234 | 0.469 | — | — | 566 | 0.6 |
| SM 1 1/2" x 1 1/2" | 0.021 | 0.043 | 0.064 | 0.086 | 0.107 | 0.214 | 0.428 | — | 816 | 1.31 |
| SM 2" x 2" | 0.011 | 0.023 | 0.034 | 0.045 | 0.056 | 0.113 | 0.225 | 0.450 | 1853 | 2.50 |
| RM 1" x 1" x 4" | 0.053 | 0.107 | 0.160 | 0.213 | 0.266 | 0.533 | — | — | 769 | 0.53 |
| MM 1 1/2" x 3/4" | 0.016 | 0.032 | 0.048 | 0.064 | 0.080 | 0.160 | 0.321 | 0.642 | 1236 | 1.75 |
| SS 1 1/2" x 1" x 6" | 0.012 | 0.023 | 0.035 | 0.047 | 0.058 | 0.116 | 0.233 | 0.466 | 1684 | 2.42 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.013 | 0.025 | 0.038 | 0.050 | 0.063 | 0.126 | 0.251 | 0.502 | 1440 | 2.24 |
| Span 36" | ||||||||||
| SM 1" x 1 1/2" | 0.128 | 0.256 | 0.384 | 0.512 | 0.640 | — | — | — | 360 | 0.38 |
| SM 1 1/4" x 1 1/2" | 0.080 | 0.159 | 0.239 | 0.319 | 0.398 | — | — | — | 472 | 0.61 |
| SM 1 1/2" x 1 1/2" | 0.036 | 0.072 | 0.108 | 0.144 | 0.180 | 0.360 | — | — | 680 | 1.35 |
| SM 2" x 2" | 0.019 | 0.038 | 0.057 | 0.076 | 0.095 | 0.191 | 0.381 | — | 1544 | 2.55 |
| RM 1" x 1" x 4" | 0.090 | 0.181 | 0.271 | 0.362 | 0.452 | — | — | — | 641 | 0.54 |
| MM 1 1/2" x 3/4" | 0.027 | 0.053 | 0.080 | 0.106 | 0.133 | 0.266 | 0.532 | — | 1030 | 1.83 |
| SS 1 1/2" x 1" x 6" | 0.020 | 0.039 | 0.059 | 0.078 | 0.098 | 0.196 | 0.391 | — | 1403 | 2.48 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.021 | 0.042 | 0.062 | 0.083 | 0.104 | 0.208 | 0.415 | — | 1200 | 2.34 |
| Span 42" | ||||||||||
| SM 1 1/4" x 1 1/2" | 0.124 | 0.249 | 0.373 | 0.498 | 0.622 | — | — | — | 404 | 0.62 |
| SM 1 1/2" x 1 1/2" | 0.056 | 0.113 | 0.169 | 0.225 | 0.282 | 0.563 | — | — | 583 | 1.37 |
| SM 2" x 2" | 0.030 | 0.059 | 0.089 | 0.118 | 0.148 | 0.296 | 0.591 | — | 1323 | 2.61 |
| RM 1" x 1" x 4" | 0.138 | 0.276 | 0.413 | 0.551 | 0.689 | — | — | — | 549 | 0.56 |
| MM 1 1/2" x 3/4" | 0.041 | 0.083 | 0.124 | 0.165 | 0.207 | 0.413 | — | — | 883 | 1.87 |
| SS 1 1/2" x 1" x 6" | 0.030 | 0.061 | 0.091 | 0.121 | 0.151 | 0.303 | 0.605 | — | 1203 | 2.55 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.032 | 0.065 | 0.097 | 0.130 | 0.162 | 0.324 | 0.649 | — | 1029 | 2.38 |
| Span 46" | ||||||||||
| RM 1" x 1" x 4" | 0.178 | 0.355 | — | — | — | — | — | — | 501 | 0.57 |
| Span 48" | ||||||||||
| SM 1 1/2" x 1 1/2" | 0.084 | 0.167 | 0.251 | 0.334 | 0.418 | — | — | — | 510 | 1.38 |
| SM 2" x 2" | 0.043 | 0.087 | 0.130 | 0.174 | 0.217 | 0.435 | — | — | 1158 | 2.65 |
| MM 1 1/2" x 3/4" | 0.060 | 0.121 | 0.181 | 0.242 | 0.302 | 0.605 | — | — | 773 | 1.90 |
| SS 1 1/2" x 1" x 6" | 0.045 | 0.089 | 0.134 | 0.178 | 0.223 | 0.446 | — | — | 1052 | 2.58 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.048 | 0.095 | 0.143 | 0.190 | 0.238 | 0.476 | — | — | 900 | 2.42 |
| Span 54" | ||||||||||
| SM 1 1/2" x 1 1/2" | 0.119 | 0.238 | 0.357 | 0.476 | 0.594 | — | — | — | 453 | 1.38 |
| SM 2" x 2" | 0.061 | 0.122 | 0.183 | 0.244 | 0.305 | 0.610 | — | — | 1029 | 2.69 |
| MM 1 1/2" x 3/4" | 0.085 | 0.170 | 0.255 | 0.339 | 0.424 | — | — | — | 687 | 1.93 |
| SS 1 1/2" x 1" x 6" | 0.063 | 0.125 | 0.188 | 0.251 | 0.313 | 0.627 | — | — | 935 | 2.62 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.067 | 0.134 | 0.202 | 0.269 | 0.336 | 0.672 | — | — | 800 | 2.44 |
| Span 60" | ||||||||||
| SM 2" x 2" | 0.083 | 0.166 | 0.249 | 0.332 | 0.415 | — | — | — | 926 | 2.71 |
| MM 1 1/2" x 3/4" | 0.116 | 0.232 | 0.347 | 0.463 | 0.579 | — | — | — | 618 | 1.94 |
| SS 1 1/2" x 1" x 6" | 0.085 | 0.171 | 0.256 | 0.342 | 0.427 | — | — | — | 842 | 2.63 |
| SS 1 1/2" x 1 1/2" x 6" ADA | 0.091 | 0.183 | 0.274 | 0.366 | 0.457 | — | — | — | 720 | 2.46 |
Uniform load (lbs/sq ft)
Pultruded I-Bar & T-Bar — Uniform Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/sq ft) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| T 20-33 | <0.001 | 0.001 | 0.001 | 0.001 | 0.002 | 0.003 | 0.006 | 0.012 | 20269 | 3.60 |
| T 20-50 | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.012 | 0.025 | 23936 | 1.80 |
| I 10-40 | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.012 | 0.025 | 17605 | 1.80 |
| I 10-50 | 0.001 | 0.002 | 0.002 | 0.003 | 0.004 | 0.008 | 0.017 | 0.033 | 11887 | 1.36 |
| I 10-60 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.041 | 7944 | 1.10 |
| I 15-40 | <0.001 | 0.001 | 0.001 | 0.001 | 0.002 | 0.004 | 0.007 | 0.015 | 21051 | 3.00 |
| I 15-50 | <0.001 | 0.001 | 0.001 | 0.002 | 0.002 | 0.005 | 0.009 | 0.018 | 13992 | 2.46 |
| I 15-60 | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.011 | 0.023 | 10524 | 1.99 |
| I 30-40 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.004 | 76262 | 12.45 |
| I 30-50 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.003 | 0.005 | 59802 | 8.56 |
| I 30-60 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.002 | 0.003 | 0.007 | 44333 | 6.85 |
| Span 18" | ||||||||||
| T 20-33 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.009 | 0.019 | 0.038 | 13524 | 6.07 |
| T 20-50 | 0.001 | 0.003 | 0.004 | 0.005 | 0.007 | 0.014 | 0.027 | 0.055 | 8624 | 4.15 |
| I 10-40 | 0.003 | 0.005 | 0.008 | 0.011 | 0.014 | 0.027 | 0.054 | 0.108 | 7969 | 2.10 |
| I 10-50 | 0.003 | 0.007 | 0.010 | 0.014 | 0.017 | 0.035 | 0.069 | 0.138 | 6299 | 1.65 |
| I 10-60 | 0.004 | 0.008 | 0.012 | 0.017 | 0.021 | 0.041 | 0.083 | 0.165 | 5296 | 1.38 |
| I 15-40 | 0.001 | 0.002 | 0.004 | 0.005 | 0.006 | 0.012 | 0.023 | 0.047 | 14559 | 4.88 |
| I 15-50 | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.028 | 0.057 | 9328 | 4.00 |
| I 15-60 | 0.002 | 0.004 | 0.005 | 0.007 | 0.009 | 0.018 | 0.035 | 0.070 | 7016 | 3.23 |
| I 30-40 | <0.001 | <0.001 | <0.001 | 0.001 | 0.001 | 0.003 | 0.006 | 0.011 | 33894 | 19.96 |
| I 30-50 | <0.001 | <0.001 | 0.001 | 0.002 | 0.002 | 0.004 | 0.008 | 0.015 | 26578 | 15.02 |
| I 30-60 | <0.001 | 0.001 | 0.001 | 0.002 | 0.002 | 0.005 | 0.010 | 0.020 | 19703 | 11.68 |
| Span 24" | ||||||||||
| T 20-33 | 0.002 | 0.005 | 0.007 | 0.009 | 0.011 | 0.023 | 0.046 | 0.091 | 7398 | 7.89 |
| T 20-50 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.029 | 0.058 | 0.117 | 6468 | 6.17 |
| I 10-40 | 0.008 | 0.016 | 0.024 | 0.032 | 0.039 | 0.079 | 0.158 | 0.316 | 3961 | 2.28 |
| I 10-50 | 0.010 | 0.019 | 0.029 | 0.038 | 0.048 | 0.096 | 0.191 | 0.383 | 3621 | 1.88 |
| I 10-60 | 0.012 | 0.023 | 0.035 | 0.047 | 0.058 | 0.117 | 0.234 | 0.468 | 2935 | 1.54 |
| I 15-40 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.031 | 0.061 | 0.122 | 7136 | 5.90 |
| I 15-50 | 0.004 | 0.007 | 0.011 | 0.015 | 0.019 | 0.037 | 0.074 | 0.149 | 5878 | 4.84 |
| I 15-60 | 0.005 | 0.009 | 0.014 | 0.018 | 0.023 | 0.046 | 0.092 | 0.184 | 4585 | 3.91 |
| I 30-40 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.007 | 0.013 | 0.027 | 19066 | 26.81 |
| I 30-50 | <0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.034 | 14950 | 21.12 |
| I 30-60 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.011 | 0.022 | 0.043 | 11083 | 16.68 |
| Span 30" | ||||||||||
| T 20-33 | 0.005 | 0.009 | 0.014 | 0.019 | 0.024 | 0.047 | 0.094 | 0.189 | 5437 | 9.32 |
| T 20-50 | 0.006 | 0.012 | 0.180 | 0.024 | 0.030 | 0.060 | 0.120 | 0.239 | 4242 | 7.35 |
| I 10-40 | 0.019 | 0.037 | 0.056 | 0.074 | 0.093 | 0.185 | 0.371 | — | 2574 | 2.37 |
| I 10-50 | 0.022 | 0.044 | 0.066 | 0.088 | 0.110 | 0.221 | 0.442 | — | 2308 | 1.99 |
| I 10-60 | 0.027 | 0.054 | 0.081 | 0.108 | 0.135 | 0.270 | 0.539 | — | 1845 | 1.63 |
| I 15-40 | 0.007 | 0.014 | 0.021 | 0.027 | 0.034 | 0.069 | 0.037 | 0.275 | 4405 | 6.40 |
| I 15-50 | 0.008 | 0.017 | 0.025 | 0.034 | 0.042 | 0.084 | 0.168 | 0.335 | 3486 | 5.25 |
| I 15-60 | 0.010 | 0.021 | 0.031 | 0.041 | 0.052 | 0.104 | 0.207 | 0.415 | 2831 | 4.24 |
| I 30-40 | 0.001 | 0.003 | 0.004 | 0.005 | 0.007 | 0.013 | 0.027 | 0.053 | 12202 | 32.86 |
| I 30-50 | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.016 | 0.033 | 0.065 | 9568 | 26.84 |
| I 30-60 | 0.002 | 0.004 | 0.006 | 0.008 | 0.011 | 0.021 | 0.042 | 0.085 | 7093 | 20.78 |
| Span 36" | ||||||||||
| T 20-33 | 0.009 | 0.018 | 0.027 | 0.036 | 0.045 | 0.090 | 0.180 | 0.361 | 3612 | 10.10 |
| T 20-50 | 0.011 | 0.023 | 0.034 | 0.046 | 0.057 | 0.115 | 0.229 | 0.458 | 2946 | 7.95 |
| I 10-40 | 0.038 | 0.075 | 0.113 | 0.151 | 0.188 | 0.377 | — | — | 1791 | 2.42 |
| I 10-50 | 0.045 | 0.091 | 0.136 | 0.181 | 0.227 | 0.453 | — | — | 1591 | 2.01 |
| I 10-60 | 0.055 | 0.110 | 0.165 | 0.220 | 0.274 | 0.549 | — | — | 1281 | 1.66 |
| I 15-40 | 0.014 | 0.027 | 0.041 | 0.055 | 0.068 | 0.137 | 0.274 | 0.547 | 3161 | 6.66 |
| I 15-50 | 0.017 | 0.033 | 0.050 | 0.067 | 0.083 | 0.167 | 0.334 | 0.668 | 2485 | 5.46 |
| I 15-60 | 0.021 | 0.041 | 0.062 | 0.083 | 0.103 | 0.207 | 0.413 | — | 2006 | 4.41 |
| I 30-40 | 0.002 | 0.005 | 0.007 | 0.010 | 0.012 | 0.024 | 0.048 | 0.096 | 8474 | 37.9 |
| I 30-50 | 0.003 | 0.006 | 0.008 | 0.011 | 0.014 | 0.028 | 0.057 | 0.113 | 6645 | 32.25 |
| I 30-60 | 0.004 | 0.007 | 0.011 | 0.014 | 0.018 | 0.036 | 0.072 | 0.144 | 4926 | 25.24 |
| Span 42" | ||||||||||
| T 20-33 | 0.016 | 0.032 | 0.048 | 0.064 | 0.080 | 0.159 | 0.319 | 0.637 | 2635 | 10.60 |
| T 20-50 | 0.020 | 0.041 | 0.061 | 0.081 | 0.102 | 0.203 | 0.407 | — | 2153 | 8.31 |
| I 10-40 | 0.069 | 0.138 | 0.208 | 0.277 | 0.346 | 0.692 | — | — | 1314 | 2.44 |
| I 10-50 | 0.083 | 0.166 | 0.249 | 0.333 | 0.416 | — | — | — | 1175 | 2.03 |
| I 10-60 | 0.100 | 0.201 | 0.301 | 0.402 | 0.502 | — | — | — | 943 | 1.68 |
| I 15-40 | 0.025 | 0.050 | 0.075 | 0.100 | 0.125 | 0.250 | 0.500 | — | 2292 | 6.75 |
| I 15-50 | 0.031 | 0.061 | 0.092 | 0.122 | 0.153 | 0.305 | 0.610 | — | 1806 | 5.53 |
| I 15-60 | 0.038 | 0.076 | 0.113 | 0.151 | 0.189 | 0.378 | — | — | 1454 | 4.47 |
| I 30-40 | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.040 | 0.080 | 0.160 | 6226 | 42.09 |
| I 30-50 | 0.005 | 0.009 | 0.014 | 0.018 | 0.023 | 0.046 | 0.092 | 0.184 | 4882 | 36.75 |
| I 30-60 | 0.006 | 0.011 | 0.017 | 0.023 | 0.029 | 0.057 | 0.115 | 0.230 | 3619 | 29.42 |
| Span 48" | ||||||||||
| T 20-33 | 0.026 | 0.052 | 0.078 | 0.104 | 0.130 | 0.260 | 0.521 | — | 2030 | 11.06 |
| T 20-50 | 0.034 | 0.067 | 0.101 | 0.135 | 0.168 | 0.337 | 0.674 | — | 1672 | 8.55 |
| I 10-40 | 0.118 | 0.235 | 0.353 | 0.470 | 0.588 | — | — | — | 1004 | 2.45 |
| I 10-50 | 0.140 | 0.281 | 0.421 | 0.562 | — | — | — | — | 898 | 2.05 |
| I 10-60 | 0.169 | 0.339 | 0.508 | 0.678 | — | — | — | — | 721 | 1.70 |
| I 15-40 | 0.042 | 0.085 | 0.127 | 0.169 | 0.211 | 0.423 | — | — | 1746 | 6.81 |
| I 15-50 | 0.052 | 0.103 | 0.155 | 0.206 | 0.258 | 0.516 | — | — | 1384 | 5.58 |
| I 15-60 | 0.064 | 0.128 | 0.192 | 0.255 | 0.319 | 0.639 | — | — | 1117 | 4.51 |
| I 30-40 | 0.006 | 0.013 | 0.019 | 0.025 | 0.032 | 0.063 | 0.127 | 0.253 | 4766 | 45.51 |
| I 30-50 | 0.007 | 0.014 | 0.022 | 0.029 | 0.036 | 0.072 | 0.143 | 0.287 | 3738 | 40.14 |
| I 30-60 | 0.009 | 0.018 | 0.026 | 0.035 | 0.044 | 0.088 | 0.176 | 0.352 | 2771 | 32.7 |
| Span 54" | ||||||||||
| T 20-33 | 0.041 | 0.082 | 0.123 | 0.164 | 0.205 | 0.410 | — | — | 1600 | 11.26 |
| T 20-50 | 0.053 | 0.107 | 0.160 | 0.213 | 0.267 | 0.533 | — | — | 1310 | 8.65 |
| I 10-40 | 0.188 | 0.376 | 0.564 | — | — | — | — | — | 792 | 2.46 |
| I 10-50 | 0.224 | 0.448 | 0.672 | — | — | — | — | — | 709 | 2.06 |
| I 10-60 | 0.268 | 0.536 | — | — | — | — | — | — | 571 | 1.72 |
| I 15-40 | 0.068 | 0.135 | 0.203 | 0.270 | 0.338 | 0.675 | — | — | 1387 | 6.83 |
| I 15-50 | 0.082 | 0.165 | 0.247 | 0.330 | 0.412 | — | — | — | 1091 | 5.60 |
| I 15-60 | 0.102 | 0.204 | 0.306 | 0.408 | 0.510 | — | — | — | 885 | 4.52 |
| I 30-40 | 0.010 | 0.019 | 0.029 | 0.038 | 0.048 | 0.096 | 0.191 | 0.382 | 3766 | 48.27 |
| I 30-50 | 0.011 | 0.021 | 0.032 | 0.043 | 0.054 | 0.107 | 0.215 | 0.429 | 2953 | 43 |
| I 30-60 | 0.013 | 0.026 | 0.040 | 0.053 | 0.066 | 0.132 | 0.264 | 0.527 | 2189 | 35 |
| Span 60" | ||||||||||
| T 20-33 | 0.062 | 0.124 | 0.186 | 0.248 | 0.309 | 0.619 | — | — | 1295 | 11.36 |
| T 20-50 | 0.080 | 0.161 | 0.241 | 0.321 | 0.402 | — | — | — | 1062 | 8.75 |
| I 10-40 | 0.285 | 0.569 | — | — | — | — | — | — | 713 | 2.47 |
| I 10-50 | 0.340 | 0.679 | — | — | — | — | — | — | 638 | 2.07 |
| I 10-60 | 0.404 | — | — | — | — | — | — | — | 514 | 1.74 |
| I 15-40 | 0.103 | 0.205 | 0.308 | 0.411 | 0.513 | — | — | — | 1124 | 6.85 |
| I 15-50 | 0.125 | 0.250 | 0.376 | 0.501 | 0.626 | — | — | — | 886 | 5.61 |
| I 15-60 | 0.155 | 0.310 | 0.465 | 0.620 | — | — | — | — | 717 | 4.54 |
| I 30-40 | 0.014 | 0.028 | 0.042 | 0.056 | 0.070 | 0.140 | 0.280 | 0.560 | 3050 | 50.22 |
| I 30-50 | 0.016 | 0.031 | 0.047 | 0.063 | 0.078 | 0.157 | 0.313 | 0.627 | 2392 | 44.86 |
| I 30-60 | 0.019 | 0.039 | 0.058 | 0.077 | 0.097 | 0.194 | 0.387 | — | 1773 | 36.3 |
| Span 66" | ||||||||||
| T 20-33 | 0.090 | 0.180 | 0.269 | 0.359 | 0.449 | — | — | — | 1070 | 11.46 |
| T 20-50 | 0.117 | 0.234 | 0.352 | 0.469 | 0.586 | — | — | — | 881 | 8.78 |
| I 15-40 | 0.150 | 0.300 | 0.450 | 0.599 | — | — | — | — | 928 | 6.87 |
| I 15-50 | 0.183 | 0.366 | 0.548 | — | — | — | — | — | 730 | 5.63 |
| I 15-60 | 0.226 | 0.453 | 0.679 | — | — | — | — | — | 592 | 4.55 |
| I 30-40 | 0.020 | 0.040 | 0.060 | 0.080 | 0.100 | 0.199 | 0.399 | — | 2521 | 51.62 |
| I 30-50 | 0.022 | 0.045 | 0.067 | 0.090 | 0.112 | 0.224 | 0.448 | — | 1977 | 46.00 |
| I 30-60 | 0.028 | 0.055 | 0.083 | 0.110 | 0.138 | 0.275 | 0.551 | — | 1466 | 37.40 |
| Span 72" | ||||||||||
| T 20-33 | 0.127 | 0.254 | 0.380 | 0.507 | 0.634 | — | — | — | 899 | 11.50 |
| T 20-50 | 0.166 | 0.331 | 0.497 | 0.663 | — | — | — | — | 740 | 8.80 |
| I 15-40 | 0.212 | 0.424 | 0.636 | — | — | — | — | — | 779 | 6.88 |
| I 15-50 | 0.259 | 0.517 | — | — | — | — | — | — | 614 | 5.64 |
| I 15-60 | 0.320 | 0.640 | — | — | — | — | — | — | 498 | 4.56 |
| I 30-40 | 0.028 | 0.055 | 0.083 | 0.111 | 0.139 | 0.277 | 0.554 | — | 2118 | 52.62 |
| I 30-50 | 0.031 | 0.062 | 0.093 | 0.124 | 0.155 | 0.310 | 0.620 | — | 1661 | 47.00 |
| I 30-60 | 0.038 | 0.076 | 0.114 | 0.152 | 0.190 | 0.381 | — | — | 1231 | 38.30 |
Line load (lbs/ft of width)
Pultruded I-Bar & T-Bar — Line Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/ft of width) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| T 20-33 | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.005 | 0.010 | 0.020 | 16215 | 3.60 |
| T 20-50 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.040 | 13302 | 1.80 |
| I 10-40 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.011 | 0.021 | 0.042 | 8028 | 1.80 |
| I 10-50 | 0.001 | 0.003 | 0.004 | 0.005 | 0.007 | 0.013 | 0.026 | 0.053 | 7185 | 1.36 |
| I 10-60 | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.016 | 0.033 | 0.065 | 5755 | 1.10 |
| I 15-40 | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.012 | 0.024 | 14034 | 3.00 |
| I 15-50 | 0.001 | 0.001 | 0.002 | 0.003 | 0.004 | 0.007 | 0.015 | 0.029 | 11055 | 2.46 |
| I 15-60 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.009 | 0.018 | 0.036 | 8958 | 1.99 |
| I 30-40 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.003 | 0.006 | 59580 | 12.45 |
| I 30-50 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.004 | 0.008 | 46720 | 8.56 |
| I 30-60 | <0.001 | <0.001 | <0.001 | 0.001 | 0.001 | 0.003 | 0.005 | 0.011 | 34635 | 6.85 |
| Span 18" | ||||||||||
| T 20-33 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.040 | 10810 | 6.07 |
| T 20-50 | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.015 | 0.029 | 0.059 | 8868 | 4.15 |
| I 10-40 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.060 | 0.119 | 5352 | 2.10 |
| I 10-50 | 0.004 | 0.007 | 0.011 | 0.015 | 0.018 | 0.037 | 0.074 | 0.147 | 4790 | 1.65 |
| I 10-60 | 0.004 | 0.009 | 0.013 | 0.018 | 0.022 | 0.044 | 0.088 | 0.176 | 3850 | 1.38 |
| I 15-40 | 0.001 | 0.002 | 0.004 | 0.005 | 0.006 | 0.012 | 0.025 | 0.050 | 9356 | 4.88 |
| I 15-50 | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.015 | 0.030 | 0.061 | 7370 | 4.00 |
| I 15-60 | 0.002 | 0.004 | 0.006 | 0.008 | 0.009 | 0.019 | 0.038 | 0.075 | 5972 | 3.23 |
| I 30-40 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.003 | 0.006 | 0.012 | 39720 | 19.96 |
| I 30-50 | <0.001 | <0.001 | 0.001 | 0.002 | 0.002 | 0.004 | 0.008 | 0.016 | 31147 | 15.02 |
| I 30-60 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.005 | 0.010 | 0.021 | 23090 | 11.68 |
| Span 24" | ||||||||||
| T 20-33 | 0.002 | 0.004 | 0.005 | 0.007 | 0.009 | 0.018 | 0.037 | 0.073 | 8108 | 7.89 |
| T 20-50 | 0.002 | 0.005 | 0.007 | 0.009 | 0.012 | 0.023 | 0.047 | 0.093 | 6651 | 6.17 |
| I 10-40 | 0.006 | 0.013 | 0.019 | 0.025 | 0.032 | 0.063 | 0.126 | 0.253 | 4014 | 2.28 |
| I 10-50 | 0.008 | 0.015 | 0.023 | 0.031 | 0.038 | 0.077 | 0.153 | 0.306 | 3593 | 1.88 |
| I 10-60 | 0.009 | 0.019 | 0.028 | 0.037 | 0.047 | 0.094 | 0.187 | 0.374 | 2888 | 1.54 |
| I 15-40 | 0.002 | 0.005 | 0.007 | 0.010 | 0.012 | 0.024 | 0.049 | 0.098 | 7017 | 5.90 |
| I 15-50 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.060 | 0.119 | 5528 | 4.84 |
| I 15-60 | 0.004 | 0.007 | 0.011 | 0.015 | 0.018 | 0.037 | 0.074 | 0.147 | 4479 | 3.91 |
| I 30-40 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.005 | 0.011 | 0.021 | 29790 | 26.81 |
| I 30-50 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.007 | 0.014 | 0.027 | 23360 | 21.12 |
| I 30-60 | <0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.035 | 17318 | 16.68 |
| Span 30" | ||||||||||
| T 20-33 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.060 | 0.121 | 6486 | 9.32 |
| T 20-50 | 0.004 | 0.008 | 0.011 | 0.015 | 0.019 | 0.038 | 0.077 | 0.153 | 5321 | 7.35 |
| I 10-40 | 0.012 | 0.024 | 0.036 | 0.047 | 0.059 | 0.119 | 0.237 | 0.475 | 3211 | 2.37 |
| I 10-50 | 0.014 | 0.028 | 0.042 | 0.057 | 0.071 | 0.141 | 0.283 | 0.565 | 2874 | 1.99 |
| I 10-60 | 0.017 | 0.035 | 0.052 | 0.069 | 0.086 | 0.173 | 0.345 | 0.690 | 2310 | 1.63 |
| I 15-40 | 0.004 | 0.009 | 0.013 | 0.018 | 0.022 | 0.044 | 0.088 | 0.176 | 5614 | 6.40 |
| I 15-50 | 0.005 | 0.011 | 0.016 | 0.021 | 0.027 | 0.054 | 0.107 | 0.214 | 4422 | 5.25 |
| I 15-60 | 0.007 | 0.013 | 0.020 | 0.027 | 0.033 | 0.066 | 0.133 | 0.265 | 3853 | 4.24 |
| I 30-40 | <0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.034 | 23832 | 32.86 |
| I 30-50 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.021 | 0.042 | 18688 | 26.84 |
| I 30-60 | 0.001 | 0.003 | 0.004 | 0.005 | 0.007 | 0.014 | 0.027 | 0.054 | 13854 | 20.78 |
| Span 36" | ||||||||||
| T 20-33 | 0.005 | 0.010 | 0.014 | 0.019 | 0.024 | 0.048 | 0.096 | 0.192 | 5405 | 10.10 |
| T 20-50 | 0.006 | 0.012 | 0.018 | 0.024 | 0.031 | 0.061 | 0.122 | 0.245 | 4434 | 7.95 |
| I 10-40 | 0.020 | 0.040 | 0.060 | 0.080 | 0.100 | 0.201 | 0.402 | — | 2676 | 2.42 |
| I 10-50 | 0.024 | 0.048 | 0.073 | 0.097 | 0.121 | 0.242 | 0.484 | — | 2395 | 2.01 |
| I 10-60 | 0.029 | 0.059 | 0.088 | 0.117 | 0.146 | 0.293 | 0.586 | — | 1925 | 1.66 |
| I 15-40 | 0.007 | 0.015 | 0.022 | 0.029 | 0.036 | 0.073 | 0.146 | 0.292 | 4678 | 6.66 |
| I 15-50 | 0.009 | 0.018 | 0.027 | 0.036 | 0.045 | 0.089 | 0.178 | 0.356 | 3685 | 5.46 |
| I 15-60 | 0.011 | 0.022 | 0.033 | 0.044 | 0.055 | 0.110 | 0.220 | 0.441 | 2986 | 4.41 |
| I 30-40 | 0.001 | 0.003 | 0.004 | 0.005 | 0.006 | 0.013 | 0.026 | 0.051 | 19860 | 37.90 |
| I 30-50 | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.015 | 0.030 | 0.060 | 15573 | 32.25 |
| I 30-60 | 0.002 | 0.004 | 0.006 | 0.008 | 0.010 | 0.019 | 0.039 | 0.077 | 11545 | 25.24 |
| Span 42" | ||||||||||
| T 20-33 | 0.007 | 0.015 | 0.022 | 0.029 | 0.036 | 0.073 | 0.146 | 0.291 | 4633 | 10.60 |
| T 20-50 | 0.009 | 0.019 | 0.028 | 0.037 | 0.046 | 0.093 | 0.186 | 0.372 | 3801 | 8.31 |
| I 10-40 | 0.032 | 0.063 | 0.095 | 0.127 | 0.158 | 0.316 | 0.633 | — | 2294 | 2.44 |
| I 10-50 | 0.038 | 0.076 | 0.114 | 0.152 | 0.190 | 0.380 | — | — | 2053 | 2.03 |
| I 10-60 | 0.046 | 0.092 | 0.138 | 0.184 | 0.230 | 0.459 | — | — | 1650 | 1.68 |
| I 15-40 | 0.011 | 0.023 | 0.034 | 0.046 | 0.057 | 0.114 | 0.229 | 0.457 | 4010 | 6.75 |
| I 15-50 | 0.014 | 0.028 | 0.042 | 0.056 | 0.070 | 0.139 | 0.279 | 0.558 | 3159 | 5.53 |
| I 15-60 | 0.017 | 0.035 | 0.052 | 0.069 | 0.086 | 0.173 | 0.345 | 0.691 | 2559 | 4.47 |
| I 30-40 | 0.002 | 0.004 | 0.006 | 0.007 | 0.009 | 0.018 | 0.037 | 0.073 | 17023 | 42.09 |
| I 30-50 | 0.002 | 0.004 | 0.006 | 0.008 | 0.011 | 0.021 | 0.042 | 0.084 | 13349 | 36.75 |
| I 30-60 | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.026 | 0.052 | 0.105 | 9896 | 29.42 |
| Span 48" | ||||||||||
| T 20-33 | 0.010 | 0.021 | 0.031 | 0.042 | 0.052 | 0.104 | 0.208 | 0.417 | 4054 | 11.06 |
| T 20-50 | 0.013 | 0.027 | 0.040 | 0.054 | 0.067 | 0.135 | 0.269 | 0.539 | 3326 | 8.55 |
| I 10-40 | 0.047 | 0.094 | 0.141 | 0.188 | 0.235 | 0.470 | — | — | 2007 | 2.45 |
| I 10-50 | 0.056 | 0.112 | 0.169 | 0.225 | 0.281 | 0.562 | — | — | 1796 | 2.05 |
| I 10-60 | 0.068 | 0.136 | 0.203 | 0.271 | 0.339 | 0.678 | — | — | 1444 | 1.70 |
| I 15-40 | 0.017 | 0.034 | 0.051 | 0.068 | 0.085 | 0.169 | 0.338 | 0.677 | 3509 | 6.81 |
| I 15-50 | 0.021 | 0.041 | 0.062 | 0.083 | 0.103 | 0.206 | 0.413 | — | 2764 | 5.58 |
| I 15-60 | 0.026 | 0.051 | 0.077 | 0.102 | 0.128 | 0.255 | 0.511 | — | 2240 | 4.51 |
| I 30-40 | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.025 | 0.051 | 0.101 | 14895 | 45.51 |
| I 30-50 | 0.003 | 0.006 | 0.009 | 0.011 | 0.014 | 0.029 | 0.057 | 0.115 | 11680 | 40.14 |
| I 30-60 | 0.004 | 0.007 | 0.011 | 0.014 | 0.018 | 0.035 | 0.070 | 0.141 | 8659 | 32.70 |
| Span 54" | ||||||||||
| T 20-33 | 0.015 | 0.029 | 0.044 | 0.058 | 0.073 | 0.146 | 0.291 | 0.583 | 3603 | 11.26 |
| T 20-50 | 0.019 | 0.038 | 0.057 | 0.076 | 0.095 | 0.190 | 0.379 | — | 2956 | 8.65 |
| I 10-40 | 0.067 | 0.134 | 0.200 | 0.267 | 0.334 | 0.668 | — | — | 1784 | 2.46 |
| I 10-50 | 0.080 | 0.159 | 0.239 | 0.318 | 0.398 | — | — | — | 1597 | 2.06 |
| I 10-60 | 0.095 | 0.191 | 0.286 | 0.381 | 0.477 | — | — | — | 1283 | 1.72 |
| I 15-40 | 0.024 | 0.048 | 0.072 | 0.096 | 0.120 | 0.240 | 0.480 | — | 3119 | 6.83 |
| I 15-50 | 0.029 | 0.059 | 0.088 | 0.117 | 0.146 | 0.293 | 0.586 | — | 2457 | 5.60 |
| I 15-60 | 0.036 | 0.073 | 0.109 | 0.145 | 0.181 | 0.363 | — | — | 1991 | 4.52 |
| I 30-40 | 0.003 | 0.007 | 0.010 | 0.014 | 0.017 | 0.034 | 0.068 | 0.136 | 13240 | 48.27 |
| I 30-50 | 0.004 | 0.008 | 0.011 | 0.015 | 0.019 | 0.038 | 0.076 | 0.153 | 10382 | 43.00 |
| I 30-60 | 0.005 | 0.009 | 0.014 | 0.019 | 0.023 | 0.047 | 0.094 | 0.187 | 7697 | 35.00 |
| Span 60" | ||||||||||
| T 20-33 | 0.020 | 0.040 | 0.059 | 0.079 | 0.099 | 0.198 | 0.396 | — | 3243 | 11.36 |
| T 20-50 | 0.026 | 0.051 | 0.077 | 0.103 | 0.129 | 0.257 | 0.514 | — | 2660 | 8.75 |
| I 10-40 | 0.091 | 0.182 | 0.273 | 0.364 | 0.455 | — | — | — | 1606 | 2.47 |
| I 10-50 | 0.109 | 0.217 | 0.326 | 0.435 | 0.543 | — | — | — | 1437 | 2.07 |
| I 10-60 | 0.129 | 0.259 | 0.388 | 0.517 | 0.647 | — | — | — | 1155 | 1.74 |
| I 15-40 | 0.033 | 0.066 | 0.099 | 0.131 | 0.164 | 0.328 | 0.657 | — | 2807 | 6.85 |
| I 15-50 | 0.040 | 0.080 | 0.120 | 0.160 | 0.200 | 0.401 | — | — | 2211 | 5.61 |
| I 15-60 | 0.050 | 0.099 | 0.149 | 0.198 | 0.248 | 0.496 | — | — | 1792 | 4.54 |
| I 30-40 | 0.004 | 0.009 | 0.013 | 0.018 | 0.022 | 0.045 | 0.090 | 0.179 | 11916 | 50.22 |
| I 30-50 | 0.005 | 0.010 | 0.015 | 0.020 | 0.025 | 0.050 | 0.100 | 0.201 | 9344 | 44.86 |
| I 30-60 | 0.006 | 0.012 | 0.019 | 0.025 | 0.031 | 0.062 | 0.124 | 0.248 | 6927 | 36.30 |
| Span 66" | ||||||||||
| T 20-33 | 0.026 | 0.052 | 0.078 | 0.105 | 0.131 | 0.261 | 0.523 | — | 2948 | 11.46 |
| T 20-50 | 0.034 | 0.068 | 0.102 | 0.136 | 0.171 | 0.341 | 0.682 | — | 2419 | 8.78 |
| I 10-40 | 0.121 | 0.242 | 0.362 | 0.483 | 0.604 | — | — | — | 1460 | 2.48 |
| I 10-50 | 0.144 | 0.288 | 0.432 | 0.576 | — | — | — | — | 1307 | 2.08 |
| I 10-60 | 0.171 | 0.342 | 0.513 | 0.685 | — | — | — | — | 1050 | 1.75 |
| I 15-40 | 0.044 | 0.087 | 0.131 | 0.174 | 0.218 | 0.436 | — | — | 2552 | 6.87 |
| I 15-50 | 0.053 | 0.106 | 0.160 | 0.213 | 0.266 | 0.532 | — | — | 2010 | 5.63 |
| I 15-60 | 0.066 | 0.132 | 0.197 | 0.263 | 0.329 | 0.658 | — | — | 1629 | 4.55 |
| I 30-40 | 0.006 | 0.012 | 0.017 | 0.023 | 0.029 | 0.058 | 0.116 | 0.232 | 10833 | 51.62 |
| I 30-50 | 0.007 | 0.013 | 0.020 | 0.026 | 0.033 | 0.065 | 0.130 | 0.260 | 8495 | 46.00 |
| I 30-60 | 0.008 | 0.016 | 0.024 | 0.032 | 0.040 | 0.080 | 0.160 | 0.320 | 6297 | 37.40 |
| Span 72" | ||||||||||
| T 20-33 | 0.034 | 0.068 | 0.101 | 0.135 | 0.169 | 0.338 | 0.676 | — | 2703 | 11.50 |
| T 20-50 | 0.044 | 0.088 | 0.133 | 0.177 | 0.221 | 0.442 | — | — | 2217 | 8.80 |
| I 10-40 | 0.156 | 0.312 | 0.468 | 0.625 | — | — | — | — | 1338 | 2.49 |
| I 10-50 | 0.186 | 0.372 | 0.558 | — | — | — | — | — | 1198 | 2.09 |
| I 10-60 | 0.221 | 0.442 | 0.663 | — | — | — | — | — | 962 | 1.76 |
| I 15-40 | 0.057 | 0.113 | 0.170 | 0.226 | 0.283 | 0.565 | — | — | 2339 | 6.88 |
| I 15-50 | 0.069 | 0.138 | 0.207 | 0.276 | 0.345 | 0.689 | — | — | 1843 | 5.64 |
| I 15-60 | 0.085 | 0.171 | 0.256 | 0.341 | 0.427 | — | — | — | 1493 | 4.56 |
| I 30-40 | 0.007 | 0.015 | 0.022 | 0.030 | 0.037 | 0.074 | 0.148 | 0.296 | 9930 | 52.62 |
| I 30-50 | 0.008 | 0.017 | 0.025 | 0.033 | 0.041 | 0.083 | 0.165 | 0.331 | 7787 | 47.00 |
| I 30-60 | 0.010 | 0.020 | 0.030 | 0.041 | 0.051 | 0.102 | 0.203 | 0.406 | 5773 | 38.30 |
Uniform load (lbs/sq ft)
Pultruded ADA I-Bar — Uniform Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/sq ft) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| I 10-40 ADA | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.011 | 0.023 | 11526 | 1.99 |
| I 10-50 ADA | 0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.035 | 9594 | 1.29 |
| I 10-60 ADA | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.009 | 0.019 | 0.038 | 7912 | 1.20 |
| I 15-40 ADA | 0.000 | 0.001 | 0.001 | 0.001 | 0.002 | 0.003 | 0.007 | 0.013 | 19273 | 3.40 |
| I 15-50 ADA | 0.000 | 0.001 | 0.001 | 0.001 | 0.002 | 0.003 | 0.007 | 0.014 | 15427 | 3.26 |
| I 15-60 ADA | 0.000 | 0.001 | 0.001 | 0.002 | 0.002 | 0.004 | 0.008 | 0.016 | 12858 | 2.80 |
| Span 18" | ||||||||||
| I 10-40 ADA | 0.003 | 0.005 | 0.008 | 0.011 | 0.013 | 0.027 | 0.054 | 0.107 | 5123 | 2.12 |
| I 10-50 ADA | 0.003 | 0.007 | 0.010 | 0.013 | 0.016 | 0.033 | 0.065 | 0.130 | 4264 | 1.75 |
| I 10-60 ADA | 0.004 | 0.008 | 0.012 | 0.015 | 0.019 | 0.038 | 0.077 | 0.154 | 3516 | 1.48 |
| I 15-40 ADA | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.011 | 0.021 | 0.042 | 8566 | 5.42 |
| I 15-50 ADA | 0.001 | 0.003 | 0.004 | 0.005 | 0.007 | 0.013 | 0.026 | 0.053 | 6856 | 4.32 |
| I 15-60 ADA | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.016 | 0.032 | 0.063 | 5715 | 3.60 |
| Span 24" | ||||||||||
| I 10-40 ADA | 0.008 | 0.016 | 0.024 | 0.032 | 0.040 | 0.080 | 0.161 | 0.321 | 2882 | 2.24 |
| I 10-50 ADA | 0.009 | 0.018 | 0.028 | 0.037 | 0.046 | 0.092 | 0.185 | 0.369 | 2398 | 1.95 |
| I 10-60 ADA | 0.011 | 0.022 | 0.033 | 0.044 | 0.055 | 0.109 | 0.218 | 0.436 | 1978 | 1.65 |
| I 15-40 ADA | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.029 | 0.058 | 0.117 | 4818 | 6.16 |
| I 15-50 ADA | 0.004 | 0.007 | 0.011 | 0.015 | 0.018 | 0.036 | 0.073 | 0.145 | 3857 | 4.96 |
| I 15-60 ADA | 0.004 | 0.009 | 0.013 | 0.017 | 0.022 | 0.043 | 0.087 | 0.173 | 3215 | 4.15 |
| Span 30" | ||||||||||
| I 10-40 ADA | 0.019 | 0.037 | 0.056 | 0.075 | 0.094 | 0.187 | 0.374 | — | 1844 | 2.35 |
| I 10-50 ADA | 0.022 | 0.043 | 0.065 | 0.087 | 0.108 | 0.216 | 0.433 | — | 1535 | 2.03 |
| I 10-60 ADA | 0.026 | 0.051 | 0.077 | 0.102 | 0.128 | 0.255 | — | — | 1266 | 1.72 |
| I 15-40 ADA | 0.007 | 0.013 | 0.020 | 0.027 | 0.033 | 0.066 | 0.133 | 0.265 | 3084 | 6.63 |
| I 15-50 ADA | 0.008 | 0.016 | 0.024 | 0.032 | 0.041 | 0.081 | 0.162 | 0.324 | 2468 | 5.42 |
| I 15-60 ADA | 0.010 | 0.020 | 0.030 | 0.040 | 0.049 | 0.099 | 0.198 | 0.395 | 2057 | 4.45 |
| Span 36" | ||||||||||
| I 10-40 ADA | 0.038 | 0.075 | 0.113 | 0.151 | 0.188 | 0.377 | — | — | 1281 | 2.42 |
| I 10-50 ADA | 0.045 | 0.089 | 0.134 | 0.179 | 0.223 | 0.447 | — | — | 1066 | 2.04 |
| I 10-60 ADA | 0.052 | 0.104 | 0.155 | 0.207 | 0.259 | — | — | — | 879 | 1.76 |
| I 15-40 ADA | 0.013 | 0.027 | 0.040 | 0.054 | 0.067 | 0.134 | 0.269 | — | 2141 | 6.78 |
| I 15-50 ADA | 0.016 | 0.032 | 0.049 | 0.065 | 0.081 | 0.162 | 0.324 | — | 1714 | 5.62 |
| I 15-60 ADA | 0.020 | 0.040 | 0.060 | 0.080 | 0.099 | 0.199 | 0.398 | — | 1429 | 4.58 |
| Span 42" | ||||||||||
| I 10-40 ADA | 0.069 | 0.138 | 0.207 | 0.276 | 0.345 | — | — | — | 941 | 2.45 |
| I 10-50 ADA | 0.082 | 0.164 | 0.246 | 0.328 | 0.410 | — | — | — | 783 | 2.06 |
| I 10-60 ADA | 0.094 | 0.188 | 0.281 | 0.375 | — | — | — | — | 646 | 1.80 |
| I 15-40 ADA | 0.024 | 0.049 | 0.073 | 0.098 | 0.122 | 0.245 | — | — | 1573 | 6.9 |
| I 15-50 ADA | 0.029 | 0.059 | 0.088 | 0.118 | 0.147 | 0.294 | — | — | 1259 | 5.74 |
| I 15-60 ADA | 0.036 | 0.073 | 0.109 | 0.146 | 0.182 | 0.364 | — | — | 1050 | 4.64 |
| Span 48" | ||||||||||
| I 10-40 ADA | 0.117 | 0.233 | 0.350 | 0.466 | — | — | — | — | 720 | 2.47 |
| I 10-50 ADA | 0.139 | 0.278 | 0.417 | — | — | — | — | — | 600 | 2.07 |
| I 10-60 ADA | 0.158 | 0.316 | 0.475 | 0.633 | — | — | — | — | 494 | 1.82 |
| I 15-40 ADA | 0.041 | 0.082 | 0.123 | 0.163 | 0.204 | — | — | — | 1205 | 7.05 |
| I 15-50 ADA | 0.050 | 0.099 | 0.149 | 0.199 | 0.248 | — | — | — | 964 | 5.8 |
| I 15-60 ADA | 0.062 | 0.124 | 0.185 | 0.247 | 0.309 | — | — | — | 804 | 4.66 |
| Span 54" | ||||||||||
| I 10-40 ADA | 0.186 | 0.372 | 0.558 | — | — | — | — | — | 569 | 2.48 |
| I 10-50 ADA | 0.222 | 0.444 | 0.665 | — | — | — | — | — | 474 | 2.08 |
| I 10-60 ADA | 0.251 | 0.501 | — | — | — | — | — | — | 391 | 1.84 |
| I 15-40 ADA | 0.065 | 0.129 | 0.194 | 0.258 | 0.323 | — | — | — | 952 | 7.15 |
| I 15-50 ADA | 0.079 | 0.159 | 0.238 | 0.317 | 0.396 | — | — | — | 762 | 5.82 |
| I 15-60 ADA | 0.098 | 0.196 | 0.294 | 0.393 | 0.491 | — | — | — | 635 | 4.7 |
| Span 60" | ||||||||||
| I 10-40 ADA | 0.282 | 0.565 | — | — | — | — | — | — | 461 | 2.49 |
| I 10-50 ADA | 0.336 | 0.673 | — | — | — | — | — | — | 383 | 2.09 |
| I 10-60 ADA | 0.378 | — | — | — | — | — | — | — | 316 | 1.86 |
| I 15-40 ADA | 0.098 | 0.196 | 0.294 | 0.392 | 0.490 | — | — | — | 771 | 7.18 |
| I 15-50 ADA | 0.120 | 0.241 | 0.361 | 0.482 | — | — | — | — | 617 | 5.84 |
| I 15-60 ADA | 0.149 | 0.298 | 0.447 | — | — | — | — | — | 514 | 4.72 |
| Span 66" | ||||||||||
| I 10-40 ADA | 0.412 | — | — | — | — | — | — | — | 381 | 2.5 |
| I 10-50 ADA | 0.490 | — | — | — | — | — | — | — | 317 | 2.1 |
| I 10-60 ADA | 0.551 | — | — | — | — | — | — | — | 261 | 1.87 |
| I 15-40 ADA | 0.143 | 0.286 | 0.429 | — | — | — | — | — | 637 | 7.2 |
| I 15-50 ADA | 0.176 | 0.351 | — | — | — | — | — | — | 510 | 5.86 |
| I 15-60 ADA | 0.217 | 0.434 | — | — | — | — | — | — | 425 | 4.74 |
| Span 72" | ||||||||||
| I 10-40 ADA | 0.581 | — | — | — | — | — | — | — | 320 | 2.51 |
| I 10-50 ADA | 0.691 | — | — | — | — | — | — | — | 267 | 2.11 |
| I 10-60 ADA | 0.776 | — | — | — | — | — | — | — | 220 | 1.88 |
| I 15-40 ADA | 0.202 | 0.404 | — | — | — | — | — | — | 535 | 7.22 |
| I 15-50 ADA | 0.248 | 0.496 | — | — | — | — | — | — | 429 | 5.88 |
| I 15-60 ADA | 0.306 | 0.612 | — | — | — | — | — | — | 357 | 4.76 |
Line load (lbs/ft of width)
Pultruded ADA I-Bar — Line Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/ft of width) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| I 10-40 ADA | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.009 | 0.018 | 0.036 | 9005 | 1.99 |
| I 10-50 ADA | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.028 | 0.056 | 7495 | 1.29 |
| I 10-60 ADA | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.015 | 0.030 | 0.060 | 6181 | 1.20 |
| I 15-40 ADA | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.005 | 0.011 | 0.021 | 15057 | 3.40 |
| I 15-50 ADA | 0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.011 | 0.022 | 12052 | 3.26 |
| I 15-60 ADA | 0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.006 | 0.013 | 0.026 | 10046 | 2.80 |
| Span 18" | ||||||||||
| I 10-40 ADA | 0.003 | 0.006 | 0.009 | 0.011 | 0.014 | 0.029 | 0.057 | 0.115 | 6003 | 2.12 |
| I 10-50 ADA | 0.003 | 0.007 | 0.010 | 0.014 | 0.017 | 0.035 | 0.069 | 0.139 | 4997 | 1.75 |
| I 10-60 ADA | 0.004 | 0.008 | 0.012 | 0.016 | 0.021 | 0.041 | 0.082 | 0.164 | 4121 | 1.48 |
| I 15-40 ADA | 0.001 | 0.002 | 0.003 | 0.004 | 0.006 | 0.011 | 0.022 | 0.045 | 10038 | 5.42 |
| I 15-50 ADA | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.028 | 0.056 | 8035 | 4.32 |
| I 15-60 ADA | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.017 | 0.034 | 0.068 | 6697 | 3.60 |
| Span 24" | ||||||||||
| I 10-40 ADA | 0.006 | 0.013 | 0.019 | 0.026 | 0.032 | 0.064 | 0.129 | 0.257 | 4503 | 2.24 |
| I 10-50 ADA | 0.007 | 0.015 | 0.022 | 0.030 | 0.037 | 0.074 | 0.148 | 0.295 | 3748 | 1.95 |
| I 10-60 ADA | 0.009 | 0.017 | 0.026 | 0.035 | 0.044 | 0.087 | 0.175 | 0.349 | 3091 | 1.65 |
| I 15-40 ADA | 0.002 | 0.005 | 0.007 | 0.009 | 0.012 | 0.023 | 0.047 | 0.094 | 7528 | 6.16 |
| I 15-50 ADA | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.029 | 0.058 | 0.116 | 6026 | 4.96 |
| I 15-60 ADA | 0.003 | 0.007 | 0.010 | 0.014 | 0.017 | 0.035 | 0.069 | 0.139 | 5023 | 4.15 |
| Span 30" | ||||||||||
| I 10-40 ADA | 0.012 | 0.024 | 0.036 | 0.048 | 0.060 | 0.120 | 0.239 | 0.479 | 3602 | 2.35 |
| I 10-50 ADA | 0.014 | 0.028 | 0.042 | 0.055 | 0.069 | 0.139 | 0.277 | — | 2998 | 2.03 |
| I 10-60 ADA | 0.016 | 0.033 | 0.049 | 0.065 | 0.082 | 0.164 | 0.327 | — | 2472 | 1.72 |
| I 15-40 ADA | 0.004 | 0.008 | 0.013 | 0.017 | 0.021 | 0.042 | 0.085 | 0.170 | 6023 | 6.63 |
| I 15-50 ADA | 0.005 | 0.010 | 0.016 | 0.021 | 0.026 | 0.052 | 0.104 | 0.208 | 4821 | 5.42 |
| I 15-60 ADA | 0.006 | 0.013 | 0.019 | 0.025 | 0.032 | 0.063 | 0.126 | 0.253 | 4018 | 4.45 |
| Span 36" | ||||||||||
| I 10-40 ADA | 0.020 | 0.040 | 0.060 | 0.080 | 0.100 | 0.201 | 0.402 | — | 3002 | 2.42 |
| I 10-50 ADA | 0.024 | 0.048 | 0.071 | 0.095 | 0.119 | 0.238 | 0.476 | — | 2498 | 2.04 |
| I 10-60 ADA | 0.028 | 0.055 | 0.083 | 0.110 | 0.138 | 0.276 | — | — | 2060 | 1.76 |
| I 15-40 ADA | 0.007 | 0.014 | 0.022 | 0.029 | 0.036 | 0.072 | 0.143 | 0.287 | 5019 | 6.78 |
| I 15-50 ADA | 0.009 | 0.017 | 0.026 | 0.035 | 0.043 | 0.086 | 0.173 | 0.346 | 4017 | 5.62 |
| I 15-60 ADA | 0.011 | 0.021 | 0.032 | 0.042 | 0.053 | 0.106 | 0.212 | 0.424 | 3349 | 4.58 |
| Span 42" | ||||||||||
| I 10-40 ADA | 0.032 | 0.063 | 0.095 | 0.126 | 0.158 | 0.315 | — | — | 2573 | 2.45 |
| I 10-50 ADA | 0.037 | 0.075 | 0.112 | 0.150 | 0.187 | 0.375 | — | — | 2141 | 2.06 |
| I 10-60 ADA | 0.043 | 0.086 | 0.129 | 0.172 | 0.214 | 0.429 | — | — | 1766 | 1.80 |
| I 15-40 ADA | 0.011 | 0.022 | 0.034 | 0.045 | 0.056 | 0.112 | 0.224 | 0.447 | 4302 | 6.90 |
| I 15-50 ADA | 0.013 | 0.027 | 0.040 | 0.054 | 0.067 | 0.134 | 0.269 | — | 3444 | 5.74 |
| I 15-60 ADA | 0.017 | 0.033 | 0.050 | 0.067 | 0.083 | 0.166 | 0.333 | — | 2870 | 4.64 |
| Span 48" | ||||||||||
| I 10-40 ADA | 0.047 | 0.093 | 0.140 | 0.187 | 0.233 | 0.466 | — | — | 2251 | 2.47 |
| I 10-50 ADA | 0.056 | 0.111 | 0.167 | 0.223 | 0.278 | — | — | — | 1874 | 2.07 |
| I 10-60 ADA | 0.063 | 0.127 | 0.190 | 0.253 | 0.316 | — | — | — | 1545 | 1.82 |
| I 15-40 ADA | 0.016 | 0.033 | 0.049 | 0.065 | 0.082 | 0.163 | 0.327 | — | 3764 | 7.05 |
| I 15-50 ADA | 0.020 | 0.040 | 0.060 | 0.079 | 0.099 | 0.199 | 0.397 | — | 3013 | 5.80 |
| I 15-60 ADA | 0.025 | 0.049 | 0.074 | 0.099 | 0.124 | 0.247 | 0.494 | — | 2511 | 4.66 |
| Span 54" | ||||||||||
| I 10-40 ADA | 0.066 | 0.132 | 0.198 | 0.265 | 0.331 | 0.661 | — | — | 2001 | 2.48 |
| I 10-50 ADA | 0.079 | 0.158 | 0.237 | 0.315 | 0.394 | — | — | — | 1666 | 2.08 |
| I 10-60 ADA | 0.089 | 0.178 | 0.267 | 0.357 | 0.446 | — | — | — | 1374 | 1.84 |
| I 15-40 ADA | 0.023 | 0.046 | 0.069 | 0.092 | 0.115 | 0.229 | 0.459 | — | 3346 | 7.15 |
| I 15-50 ADA | 0.028 | 0.056 | 0.085 | 0.113 | 0.141 | 0.282 | — | — | 2678 | 5.82 |
| I 15-60 ADA | 0.035 | 0.070 | 0.105 | 0.140 | 0.174 | 0.349 | — | — | 2232 | 4.70 |
| Span 60" | ||||||||||
| I 10-40 ADA | 0.090 | 0.181 | 0.271 | 0.361 | 0.452 | — | — | — | 1800 | 2.49 |
| I 10-50 ADA | 0.108 | 0.215 | 0.323 | 0.431 | 0.538 | — | — | — | 1499 | 2.09 |
| I 10-60 ADA | 0.121 | 0.242 | 0.363 | 0.484 | 0.605 | — | — | — | 1237 | 1.86 |
| I 15-40 ADA | 0.031 | 0.063 | 0.094 | 0.125 | 0.157 | 0.313 | — | — | 3011 | 7.18 |
| I 15-50 ADA | 0.039 | 0.077 | 0.116 | 0.154 | 0.193 | 0.385 | — | — | 2410 | 5.84 |
| I 15-60 ADA | 0.048 | 0.095 | 0.143 | 0.191 | 0.238 | 0.477 | — | — | 2009 | 4.72 |
| Span 66" | ||||||||||
| I 10-40 ADA | 0.120 | 0.240 | 0.359 | 0.479 | 0.599 | — | — | — | 1637 | 2.50 |
| I 10-50 ADA | 0.143 | 0.285 | 0.428 | 0.570 | — | — | — | — | 1363 | 2.10 |
| I 10-60 ADA | 0.160 | 0.320 | 0.480 | 0.641 | — | — | — | — | 1124 | 1.87 |
| I 15-40 ADA | 0.042 | 0.083 | 0.125 | 0.166 | 0.208 | 0.416 | — | — | 2738 | 7.20 |
| I 15-50 ADA | 0.051 | 0.102 | 0.153 | 0.204 | 0.256 | 0.511 | — | — | 2191 | 5.86 |
| I 15-60 ADA | 0.063 | 0.126 | 0.190 | 0.253 | 0.316 | — | — | — | 1826 | 4.74 |
| Span 72" | ||||||||||
| I 10-40 ADA | 0.155 | 0.310 | 0.465 | 0.620 | — | — | — | — | 1500 | 2.51 |
| I 10-50 ADA | 0.184 | 0.369 | 0.553 | — | — | — | — | — | 1250 | 2.11 |
| I 10-60 ADA | 0.207 | 0.414 | 0.620 | — | — | — | — | — | 1030 | 1.88 |
| I 15-40 ADA | 0.054 | 0.108 | 0.162 | 0.215 | 0.269 | 0.539 | — | — | 2509 | 7.22 |
| I 15-50 ADA | 0.066 | 0.132 | 0.198 | 0.264 | 0.331 | — | — | — | 2009 | 5.88 |
| I 15-60 ADA | 0.082 | 0.163 | 0.245 | 0.327 | 0.408 | — | — | — | 1674 | 4.76 |
Uniform load (lbs/sq ft)
Heavy-Duty Pultruded — Uniform Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/sq ft) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| HDI 1040 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.011 | 0.021 | 0.042 | 9020 | 1.06 |
| HDI 1050 | 0.001 | 0.002 | 0.004 | 0.005 | 0.006 | 0.012 | 0.025 | 0.050 | 7455 | 0.90 |
| HDI 1060 | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.016 | 0.031 | 0.062 | 6037 | 0.72 |
| HDI 1540 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.004 | 0.008 | 29744 | 5.40 |
| HDI 1550 | <0.001 | <0.001 | 0.001 | 0.001 | 0.002 | 0.003 | 0.007 | 0.014 | 23452 | 3.27 |
| HDI 1560 | <0.001 | <0.001 | 0.001 | 0.002 | 0.002 | 0.005 | 0.009 | 0.019 | 18763 | 2.40 |
| HDI 2040 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.002 | 0.003 | 0.007 | 24623 | 6.92 |
| HDI 2050 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.004 | 0.009 | 22248 | 5.14 |
| HDI 2060 | <0.001 | <0.001 | <0.001 | 0.001 | 0.001 | 0.002 | 0.005 | 0.010 | 19140 | 4.56 |
| HDI 2540 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.003 | 0.005 | 34933 | 8.56 |
| HDI 2550 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.002 | 0.004 | 0.007 | 30480 | 6.02 |
| HDI 2560 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.004 | 0.009 | 21428 | 5.21 |
| Span 18" | ||||||||||
| HDI 1040 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.061 | 0.122 | 6013 | 1.87 |
| HDI 1050 | 0.003 | 0.007 | 0.010 | 0.013 | 0.017 | 0.034 | 0.067 | 0.135 | 4970 | 1.69 |
| HDI 1060 | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.040 | 0.080 | 0.160 | 4025 | 1.42 |
| HDI 1540 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.006 | 0.013 | 0.026 | 19830 | 8.84 |
| HDI 1550 | <0.001 | 0.002 | 0.002 | 0.003 | 0.004 | 0.008 | 0.016 | 0.033 | 15635 | 6.94 |
| HDI 1560 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.021 | 0.041 | 12509 | 5.50 |
| HDI 2040 | <0.001 | <0.001 | 0.001 | 0.002 | 0.002 | 0.004 | 0.009 | 0.018 | 16415 | 12.80 |
| HDI 2050 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.006 | 0.013 | 0.025 | 14832 | 9.10 |
| HDI 2060 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.007 | 0.014 | 0.027 | 12760 | 8.34 |
| HDI 2540 | <0.001 | <0.001 | 0.001 | 0.001 | 0.002 | 0.004 | 0.007 | 0.015 | 23288 | 15.20 |
| HDI 2550 | <0.001 | 0.001 | 0.001 | 0.002 | 0.002 | 0.005 | 0.009 | 0.019 | 20320 | 12.03 |
| HDI 2560 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.012 | 0.023 | 14285 | 9.85 |
| Span 24" | ||||||||||
| HDI 1040 | 0.007 | 0.015 | 0.022 | 0.030 | 0.037 | 0.074 | 0.148 | 0.295 | 4510 | 2.44 |
| HDI 1050 | 0.008 | 0.017 | 0.025 | 0.033 | 0.041 | 0.083 | 0.165 | 0.330 | 3727 | 2.18 |
| HDI 1060 | 0.010 | 0.020 | 0.030 | 0.040 | 0.049 | 0.099 | 0.198 | 0.396 | 3018 | 1.82 |
| HDI 1540 | 0.002 | 0.003 | 0.005 | 0.007 | 0.009 | 0.017 | 0.034 | 0.068 | 14872 | 10.56 |
| HDI 1550 | 0.002 | 0.004 | 0.006 | 0.008 | 0.010 | 0.021 | 0.041 | 0.083 | 11726 | 8.71 |
| HDI 1560 | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.026 | 0.052 | 0.104 | 9382 | 6.90 |
| HDI 2040 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.011 | 0.021 | 0.043 | 12311 | 16.80 |
| HDI 2050 | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.028 | 0.056 | 11124 | 12.90 |
| HDI 2060 | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.028 | 0.057 | 9570 | 12.70 |
| HDI 2540 | <0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.034 | 17466 | 21.00 |
| HDI 2550 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.040 | 15240 | 18.20 |
| HDI 2560 | 0.001 | 0.002 | 0.004 | 0.005 | 0.006 | 0.012 | 0.025 | 0.050 | 10714 | 14.50 |
| Span 30" | ||||||||||
| HDI 1040 | 0.016 | 0.031 | 0.047 | 0.063 | 0.079 | 0.157 | 0.315 | 0.629 | 3608 | 2.79 |
| HDI 1050 | 0.018 | 0.036 | 0.054 | 0.073 | 0.091 | 0.182 | 0.363 | — | 2982 | 2.42 |
| HDI 1060 | 0.022 | 0.044 | 0.067 | 0.089 | 0.111 | 0.222 | 0.444 | — | 2415 | 1.98 |
| HDI 1540 | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.039 | 0.079 | 0.157 | 11898 | 11.17 |
| HDI 1550 | 0.005 | 0.010 | 0.014 | 0.019 | 0.024 | 0.048 | 0.095 | 0.191 | 9381 | 9.22 |
| HDI 1560 | 0.006 | 0.012 | 0.018 | 0.024 | 0.030 | 0.060 | 0.120 | 0.241 | 7505 | 7.30 |
| HDI 2040 | 0.002 | 0.005 | 0.007 | 0.009 | 0.011 | 0.023 | 0.045 | 0.090 | 9849 | 19.50 |
| HDI 2050 | 0.003 | 0.005 | 0.008 | 0.011 | 0.014 | 0.027 | 0.054 | 0.109 | 8899 | 16.20 |
| HDI 2060 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.060 | 0.120 | 7656 | 14.70 |
| HDI 2540 | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.016 | 0.033 | 0.066 | 13973 | 26.80 |
| HDI 2550 | 0.002 | 0.004 | 0.005 | 0.007 | 0.009 | 0.018 | 0.036 | 0.072 | 12192 | 24.50 |
| HDI 2560 | 0.002 | 0.005 | 0.007 | 0.009 | 0.011 | 0.023 | 0.045 | 0.090 | 8571 | 19.50 |
| Span 36" | ||||||||||
| HDI 1040 | 0.031 | 0.061 | 0.092 | 0.122 | 0.153 | 0.306 | 0.611 | — | 2506 | 2.98 |
| HDI 1050 | 0.036 | 0.071 | 0.107 | 0.142 | 0.178 | 0.356 | — | — | 2071 | 2.56 |
| HDI 1060 | 0.043 | 0.087 | 0.130 | 0.174 | 0.217 | 0.434 | — | — | 1677 | 2.10 |
| HDI 1540 | 0.008 | 0.016 | 0.024 | 0.032 | 0.039 | 0.079 | 0.158 | 0.316 | 8362 | 11.55 |
| HDI 1550 | 0.010 | 0.019 | 0.029 | 0.038 | 0.048 | 0.096 | 0.191 | 0.382 | 6514 | 9.53 |
| HDI 1560 | 0.012 | 0.024 | 0.036 | 0.048 | 0.060 | 0.121 | 0.241 | 0.483 | 5212 | 7.55 |
| HDI 2040 | 0.004 | 0.008 | 0.013 | 0.017 | 0.021 | 0.042 | 0.084 | 0.169 | 6840 | 21.60 |
| HDI 2050 | 0.005 | 0.010 | 0.015 | 0.019 | 0.024 | 0.048 | 0.097 | 0.194 | 6180 | 18.83 |
| HDI 2060 | 0.006 | 0.011 | 0.017 | 0.022 | 0.028 | 0.056 | 0.112 | 0.224 | 5317 | 16.30 |
| HDI 2540 | 0.003 | 0.006 | 0.008 | 0.011 | 0.014 | 0.028 | 0.057 | 0.113 | 9704 | 32.20 |
| HDI 2550 | 0.003 | 0.006 | 0.009 | 0.013 | 0.016 | 0.032 | 0.063 | 0.127 | 8466 | 28.80 |
| HDI 2560 | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.039 | 0.078 | 0.157 | 5952 | 23.25 |
| Span 42" | ||||||||||
| HDI 1040 | 0.054 | 0.109 | 0.163 | 0.218 | 0.272 | 0.545 | — | — | 1841 | 3.10 |
| HDI 1050 | 0.065 | 0.130 | 0.195 | 0.260 | 0.325 | 0.649 | — | — | 1521 | 2.60 |
| HDI 1060 | 0.079 | 0.158 | 0.237 | 0.316 | 0.394 | — | — | — | 1232 | 2.14 |
| HDI 1540 | 0.014 | 0.029 | 0.043 | 0.057 | 0.072 | 0.143 | 0.287 | 0.573 | 6070 | 11.78 |
| HDI 1550 | 0.017 | 0.035 | 0.052 | 0.069 | 0.087 | 0.174 | 0.347 | 0.695 | 4786 | 9.72 |
| HDI 1560 | 0.022 | 0.044 | 0.066 | 0.088 | 0.110 | 0.219 | 0.438 | — | 3829 | 7.70 |
| HDI 2040 | 0.007 | 0.015 | 0.022 | 0.029 | 0.037 | 0.073 | 0.147 | 0.294 | 5025 | 23.00 |
| HDI 2050 | 0.008 | 0.017 | 0.025 | 0.034 | 0.042 | 0.084 | 0.168 | 0.336 | 4540 | 20.10 |
| HDI 2060 | 0.010 | 0.020 | 0.030 | 0.039 | 0.049 | 0.099 | 0.197 | 0.395 | 3906 | 17.10 |
| HDI 2540 | 0.005 | 0.009 | 0.014 | 0.019 | 0.024 | 0.047 | 0.094 | 0.188 | 7129 | 35.90 |
| HDI 2550 | 0.005 | 0.011 | 0.016 | 0.022 | 0.027 | 0.054 | 0.108 | 0.216 | 6220 | 31.20 |
| HDI 2560 | 0.007 | 0.013 | 0.020 | 0.026 | 0.033 | 0.066 | 0.132 | 0.265 | 4373 | 25.50 |
| Span 48" | ||||||||||
| HDI 1040 | 0.091 | 0.183 | 0.274 | 0.366 | 0.457 | — | — | — | 1409 | 3.15 |
| HDI 1050 | 0.109 | 0.219 | 0.328 | 0.438 | 0.547 | — | — | — | 1165 | 2.63 |
| HDI 1060 | 0.133 | 0.267 | 0.400 | 0.533 | 0.667 | — | — | — | 943 | 2.16 |
| HDI 1540 | 0.024 | 0.048 | 0.071 | 0.095 | 0.119 | 0.238 | 0.477 | — | 4648 | 12.09 |
| HDI 1550 | 0.029 | 0.058 | 0.087 | 0.115 | 0.144 | 0.289 | 0.577 | — | 3664 | 9.97 |
| HDI 1560 | 0.036 | 0.073 | 0.109 | 0.146 | 0.182 | 0.365 | — | — | 2932 | 7.90 |
| HDI 2040 | 0.012 | 0.024 | 0.036 | 0.048 | 0.060 | 0.120 | 0.241 | 0.482 | 3847 | 23.90 |
| HDI 2050 | 0.014 | 0.028 | 0.042 | 0.056 | 0.070 | 0.139 | 0.279 | 0.557 | 3476 | 20.67 |
| HDI 2060 | 0.016 | 0.033 | 0.049 | 0.065 | 0.082 | 0.164 | 0.327 | 0.655 | 2991 | 17.60 |
| HDI 2540 | 0.008 | 0.015 | 0.023 | 0.030 | 0.038 | 0.075 | 0.150 | 0.300 | 5458 | 38.40 |
| HDI 2550 | 0.009 | 0.017 | 0.026 | 0.035 | 0.044 | 0.087 | 0.174 | 0.348 | 4762 | 33.10 |
| HDI 2560 | 0.011 | 0.022 | 0.033 | 0.043 | 0.054 | 0.109 | 0.217 | 0.435 | 3348 | 26.50 |
| Span 54" | ||||||||||
| HDI 1040 | 0.145 | 0.290 | 0.435 | 0.580 | — | — | — | — | 1114 | 3.18 |
| HDI 1050 | 0.174 | 0.348 | 0.522 | 0.696 | — | — | — | — | 920 | 2.65 |
| HDI 1060 | 0.211 | 0.421 | 0.632 | — | — | — | — | — | 745 | 2.19 |
| HDI 1540 | 0.038 | 0.075 | 0.113 | 0.151 | 0.188 | 0.377 | — | — | 3672 | 12.25 |
| HDI 1550 | 0.046 | 0.091 | 0.137 | 0.183 | 0.228 | 0.456 | — | — | 2895 | 10.11 |
| HDI 1560 | 0.058 | 0.115 | 0.173 | 0.230 | 0.288 | 0.576 | — | — | 2317 | 8.01 |
| HDI 2040 | 0.019 | 0.038 | 0.057 | 0.076 | 0.095 | 0.189 | 0.379 | — | 3040 | 24.34 |
| HDI 2050 | 0.022 | 0.044 | 0.067 | 0.089 | 0.111 | 0.222 | 0.444 | — | 2747 | 20.80 |
| HDI 2060 | 0.026 | 0.052 | 0.078 | 0.104 | 0.130 | 0.261 | 0.521 | — | 2363 | 17.70 |
| HDI 2540 | 0.011 | 0.023 | 0.034 | 0.046 | 0.057 | 0.114 | 0.228 | 0.456 | 4313 | 40.50 |
| HDI 2550 | 0.013 | 0.027 | 0.040 | 0.053 | 0.067 | 0.134 | 0.267 | 0.535 | 3763 | 34.50 |
| HDI 2560 | 0.017 | 0.034 | 0.051 | 0.068 | 0.084 | 0.169 | 0.338 | 0.676 | 2646 | 27.30 |
| Span 60" | ||||||||||
| HDI 1040 | 0.220 | 0.439 | 0.659 | — | — | — | — | — | 902 | 3.20 |
| HDI 1050 | 0.263 | 0.527 | — | — | — | — | — | — | 745 | 2.67 |
| HDI 1060 | 0.320 | 0.639 | — | — | — | — | — | — | 604 | 2.20 |
| HDI 1540 | 0.057 | 0.113 | 0.170 | 0.226 | 0.283 | 0.565 | — | — | 2974 | 12.43 |
| HDI 1550 | 0.069 | 0.137 | 0.206 | 0.274 | 0.343 | 0.685 | — | — | 2345 | 10.26 |
| HDI 1560 | 0.087 | 0.173 | 0.260 | 0.346 | 0.433 | — | — | — | 1878 | 8.13 |
| HDI 2040 | 0.028 | 0.057 | 0.085 | 0.114 | 0.142 | 0.285 | 0.570 | — | 2462 | 24.69 |
| HDI 2050 | 0.033 | 0.067 | 0.100 | 0.134 | 0.167 | 0.334 | 0.669 | — | 2225 | 21.02 |
| HDI 2060 | 0.040 | 0.079 | 0.119 | 0.158 | 0.198 | 0.395 | — | — | 1914 | 17.78 |
| HDI 2540 | 0.017 | 0.034 | 0.051 | 0.068 | 0.085 | 0.171 | 0.341 | 0.683 | 3493 | 41.20 |
| HDI 2550 | 0.020 | 0.040 | 0.060 | 0.080 | 0.100 | 0.200 | 0.401 | — | 3048 | 35.10 |
| HDI 2560 | 0.026 | 0.051 | 0.077 | 0.102 | 0.128 | 0.256 | 0.511 | — | 2143 | 27.50 |
| Span 66" | ||||||||||
| HDI 1540 | 0.082 | 0.165 | 0.247 | 0.330 | 0.412 | — | — | — | 2458 | 12.49 |
| HDI 1550 | 0.100 | 0.200 | 0.300 | 0.400 | 0.499 | — | — | — | 1938 | 10.30 |
| HDI 1560 | 0.126 | 0.252 | 0.378 | 0.504 | 0.631 | — | — | — | 1551 | 8.16 |
| HDI 2040 | 0.041 | 0.082 | 0.124 | 0.165 | 0.206 | 0.412 | — | — | 2035 | 25.00 |
| HDI 2050 | 0.049 | 0.098 | 0.147 | 0.196 | 0.244 | 0.489 | — | — | 1839 | 21.06 |
| HDI 2060 | 0.058 | 0.115 | 0.173 | 0.230 | 0.288 | 0.576 | — | — | 1582 | 17.88 |
| HDI 2540 | 0.025 | 0.049 | 0.074 | 0.098 | 0.123 | 0.246 | 0.491 | — | 2887 | 41.90 |
| HDI 2550 | 0.029 | 0.058 | 0.087 | 0.116 | 0.145 | 0.289 | 0.578 | — | 2519 | 35.60 |
| HDI 2560 | 0.037 | 0.074 | 0.111 | 0.149 | 0.186 | 0.372 | — | — | 1771 | 27.70 |
| Span 72" | ||||||||||
| HDI 1540 | 0.116 | 0.233 | 0.349 | 0.466 | 0.582 | — | — | — | 2066 | 12.52 |
| HDI 1550 | 0.141 | 0.282 | 0.424 | 0.565 | — | — | — | — | 1629 | 10.33 |
| HDI 1560 | 0.178 | 0.356 | 0.535 | 0.713 | — | — | — | — | 1303 | 8.18 |
| HDI 2040 | 0.058 | 0.115 | 0.173 | 0.230 | 0.288 | 0.576 | — | — | 1710 | 25.33 |
| HDI 2050 | 0.069 | 0.138 | 0.207 | 0.276 | 0.345 | 0.690 | — | — | 1545 | 21.12 |
| HDI 2060 | 0.081 | 0.162 | 0.243 | 0.324 | 0.405 | — | — | — | 1329 | 18.02 |
| HDI 2540 | 0.034 | 0.068 | 0.103 | 0.137 | 0.171 | 0.342 | 0.684 | — | 2426 | 42.60 |
| HDI 2550 | 0.041 | 0.081 | 0.122 | 0.163 | 0.204 | 0.407 | — | — | 2117 | 35.80 |
| HDI 2560 | 0.052 | 0.105 | 0.157 | 0.209 | 0.261 | 0.523 | — | — | 1488 | 27.90 |
| Span 78" | ||||||||||
| HDI 2040 | 0.079 | 0.158 | 0.237 | 0.316 | 0.395 | — | — | — | 1457 | 25.40 |
| HDI 2050 | 0.095 | 0.189 | 0.284 | 0.379 | 0.474 | — | — | — | 1316 | 21.20 |
| HDI 2060 | 0.111 | 0.222 | 0.333 | 0.444 | 0.555 | — | — | — | 1133 | 18.10 |
| HDI 2540 | 0.047 | 0.094 | 0.141 | 0.187 | 0.234 | 0.469 | — | — | 2067 | 42.85 |
| HDI 2550 | 0.056 | 0.112 | 0.167 | 0.223 | 0.279 | 0.558 | — | — | 1803 | 36.00 |
| HDI 2560 | 0.071 | 0.143 | 0.214 | 0.286 | 0.357 | — | — | — | 1268 | 28.10 |
| Span 84" | ||||||||||
| HDI 2040 | 0.106 | 0.211 | 0.317 | 0.422 | 0.528 | — | — | — | 1256 | 25.60 |
| HDI 2050 | 0.127 | 0.254 | 0.380 | 0.507 | 0.634 | — | — | — | 1135 | 21.30 |
| HDI 2060 | 0.148 | 0.297 | 0.445 | 0.594 | — | — | — | — | 977 | 18.20 |
| HDI 2540 | 0.063 | 0.126 | 0.189 | 0.252 | 0.315 | 0.630 | — | — | 1782 | 42.90 |
| HDI 2550 | 0.075 | 0.149 | 0.224 | 0.298 | 0.373 | — | — | — | 1555 | 36.20 |
| HDI 2560 | 0.095 | 0.191 | 0.286 | 0.382 | 0.477 | — | — | — | 1093 | 28.30 |
| Span 90" | ||||||||||
| HDI 2540 | 0.083 | 0.166 | 0.248 | 0.331 | 0.414 | — | — | — | 1553 | 42.98 |
| HDI 2550 | 0.098 | 0.196 | 0.293 | 0.391 | 0.489 | — | — | — | 1355 | 36.40 |
| HDI 2560 | 0.125 | 0.250 | 0.375 | 0.500 | 0.624 | — | — | — | 952 | 28.50 |
| Span 96" | ||||||||||
| HDI 2540 | 0.107 | 0.214 | 0.321 | 0.428 | 0.535 | — | — | — | 1365 | 43.10 |
| HDI 2550 | 0.126 | 0.252 | 0.378 | 0.504 | 0.629 | — | — | — | 1191 | 36.60 |
| HDI 2560 | 0.161 | 0.321 | 0.482 | 0.642 | — | — | — | — | 837 | 28.70 |
| Span 102" | ||||||||||
| HDI 2540 | 0.136 | 0.272 | 0.408 | 0.544 | 0.680 | — | — | — | 1209 | 43.20 |
| HDI 2550 | 0.160 | 0.319 | 0.479 | 0.638 | — | — | — | — | 1055 | 36.80 |
| HDI 2560 | 0.203 | 0.406 | 0.610 | — | — | — | — | — | 741 | 28.90 |
Line load (lbs/ft of width)
Heavy-Duty Pultruded — Line Load Deflection
Deflection in inches
| Configuration | 50 | 100 | 150 | 200 | 250 | 500 | 1000 | 2000 | Max rec. load (lbs/ft of width) | Apparent EI ×10⁶ (lb-in²) |
|---|---|---|---|---|---|---|---|---|---|---|
| Span 12" | ||||||||||
| HDI 1040 | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.017 | 0.034 | 0.068 | 11275 | 1.06 |
| HDI 1050 | 0.002 | 0.004 | 0.006 | 0.008 | 0.010 | 0.020 | 0.040 | 0.080 | 9318 | 0.90 |
| HDI 1060 | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.025 | 0.050 | 0.100 | 7548 | 0.72 |
| HDI 1540 | <0.001 | <0.001 | 0.001 | 0.001 | 0.002 | 0.003 | 0.007 | 0.013 | 25696 | 5.40 |
| HDI 1550 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.011 | 0.022 | 21776 | 3.27 |
| HDI 1560 | <0.001 | 0.002 | 0.002 | 0.003 | 0.004 | 0.008 | 0.015 | 0.030 | 17720 | 2.40 |
| HDI 2040 | <0.001 | <0.001 | <0.001 | 0.001 | 0.001 | 0.003 | 0.005 | 0.010 | 48090 | 6.92 |
| HDI 2050 | <0.001 | <0.001 | 0.001 | 0.001 | 0.002 | 0.004 | 0.007 | 0.014 | 43449 | 5.14 |
| HDI 2060 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.005 | 0.010 | 0.020 | 37380 | 3.56 |
| HDI 2540 | <0.001 | <0.001 | <0.001 | <0.001 | 0.001 | 0.002 | 0.004 | 0.008 | 68225 | 8.68 |
| HDI 2550 | <0.001 | <0.001 | <0.001 | 0.001 | 0.001 | 0.003 | 0.006 | 0.012 | 59525 | 6.02 |
| HDI 2560 | <0.001 | <0.001 | 0.001 | 0.001 | 0.002 | 0.003 | 0.007 | 0.014 | 41850 | 5.21 |
| Span 18" | ||||||||||
| HDI 1040 | 0.003 | 0.007 | 0.010 | 0.013 | 0.016 | 0.033 | 0.065 | 0.130 | 7517 | 1.87 |
| HDI 1050 | 0.004 | 0.007 | 0.011 | 0.014 | 0.018 | 0.036 | 0.072 | 0.144 | 6216 | 1.69 |
| HDI 1060 | 0.004 | 0.009 | 0.013 | 0.017 | 0.021 | 0.043 | 0.086 | 0.171 | 5032 | 1.42 |
| HDI 1540 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.007 | 0.014 | 0.027 | 17130 | 8.84 |
| HDI 1550 | <0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.035 | 14517 | 6.94 |
| HDI 1560 | 0.001 | 0.002 | 0.003 | 0.004 | 0.006 | 0.011 | 0.022 | 0.044 | 11813 | 5.50 |
| HDI 2040 | <0.001 | <0.001 | 0.001 | 0.002 | 0.002 | 0.005 | 0.009 | 0.019 | 32060 | 12.80 |
| HDI 2050 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.007 | 0.013 | 0.027 | 28966 | 9.10 |
| HDI 2060 | <0.001 | 0.001 | 0.002 | 0.003 | 0.004 | 0.007 | 0.015 | 0.029 | 24920 | 8.30 |
| HDI 2540 | <0.001 | <0.001 | 0.001 | 0.002 | 0.002 | 0.004 | 0.008 | 0.016 | 45483 | 15.20 |
| HDI 2550 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.005 | 0.010 | 0.020 | 39683 | 12.03 |
| HDI 2560 | <0.001 | 0.001 | 0.002 | 0.002 | 0.003 | 0.006 | 0.012 | 0.025 | 27900 | 9.85 |
| Span 24" | ||||||||||
| HDI 1040 | 0.006 | 0.012 | 0.018 | 0.024 | 0.030 | 0.059 | 0.118 | 0.236 | 5637 | 2.44 |
| HDI 1050 | 0.007 | 0.013 | 0.020 | 0.026 | 0.033 | 0.066 | 0.132 | 0.264 | 4659 | 2.18 |
| HDI 1060 | 0.008 | 0.016 | 0.024 | 0.032 | 0.040 | 0.079 | 0.158 | 0.316 | 3774 | 1.82 |
| HDI 1540 | 0.001 | 0.003 | 0.004 | 0.005 | 0.007 | 0.014 | 0.027 | 0.055 | 12848 | 10.56 |
| HDI 1550 | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.017 | 0.033 | 0.066 | 10888 | 8.71 |
| HDI 1560 | 0.002 | 0.004 | 0.006 | 0.008 | 0.010 | 0.021 | 0.042 | 0.083 | 8860 | 6.90 |
| HDI 2040 | <0.001 | 0.002 | 0.003 | 0.003 | 0.004 | 0.009 | 0.017 | 0.034 | 24045 | 16.80 |
| HDI 2050 | 0.001 | 0.002 | 0.003 | 0.004 | 0.006 | 0.011 | 0.022 | 0.045 | 21725 | 12.90 |
| HDI 2060 | 0.001 | 0.002 | 0.004 | 0.005 | 0.006 | 0.012 | 0.023 | 0.047 | 18690 | 12.30 |
| HDI 2540 | <0.001 | 0.001 | 0.002 | 0.003 | 0.003 | 0.007 | 0.014 | 0.027 | 34113 | 21.00 |
| HDI 2550 | <0.001 | 0.002 | 0.002 | 0.003 | 0.004 | 0.008 | 0.016 | 0.032 | 29763 | 18.20 |
| HDI 2560 | <0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.020 | 0.040 | 20925 | 14.50 |
| Span 30" | ||||||||||
| HDI 1040 | 0.010 | 0.020 | 0.030 | 0.040 | 0.050 | 0.101 | 0.201 | 0.403 | 4510 | 2.79 |
| HDI 1050 | 0.012 | 0.023 | 0.035 | 0.046 | 0.058 | 0.116 | 0.232 | 0.465 | 3727 | 2.42 |
| HDI 1060 | 0.014 | 0.028 | 0.043 | 0.057 | 0.071 | 0.142 | 0.284 | 0.568 | 3019 | 1.98 |
| HDI 1540 | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.025 | 0.050 | 0.101 | 10278 | 11.17 |
| HDI 1550 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.031 | 0.061 | 0.122 | 8710 | 9.22 |
| HDI 1560 | 0.004 | 0.008 | 0.012 | 0.015 | 0.019 | 0.039 | 0.077 | 0.154 | 7088 | 7.30 |
| HDI 2040 | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.029 | 0.058 | 19236 | 19.50 |
| HDI 2050 | 0.002 | 0.003 | 0.005 | 0.007 | 0.009 | 0.017 | 0.035 | 0.069 | 17380 | 16.20 |
| HDI 2060 | 0.002 | 0.004 | 0.006 | 0.008 | 0.010 | 0.019 | 0.038 | 0.077 | 14952 | 14.70 |
| HDI 2540 | 0.001 | 0.002 | 0.003 | 0.004 | 0.005 | 0.010 | 0.021 | 0.042 | 27292 | 26.80 |
| HDI 2550 | 0.001 | 0.002 | 0.003 | 0.005 | 0.006 | 0.011 | 0.023 | 0.046 | 23810 | 24.50 |
| HDI 2560 | 0.001 | 0.003 | 0.004 | 0.006 | 0.007 | 0.014 | 0.029 | 0.058 | 14740 | 19.50 |
| Span 36" | ||||||||||
| HDI 1040 | 0.016 | 0.033 | 0.049 | 0.065 | 0.081 | 0.163 | 0.326 | 0.652 | 3758 | 2.98 |
| HDI 1050 | 0.019 | 0.038 | 0.057 | 0.076 | 0.095 | 0.190 | 0.380 | — | 3106 | 2.56 |
| HDI 1060 | 0.023 | 0.046 | 0.069 | 0.093 | 0.116 | 0.231 | 0.463 | — | 2516 | 2.10 |
| HDI 1540 | 0.004 | 0.008 | 0.013 | 0.017 | 0.021 | 0.042 | 0.084 | 0.168 | 8565 | 11.55 |
| HDI 1550 | 0.005 | 0.010 | 0.015 | 0.020 | 0.025 | 0.051 | 0.102 | 0.204 | 7259 | 9.53 |
| HDI 1560 | 0.006 | 0.013 | 0.019 | 0.026 | 0.032 | 0.064 | 0.129 | 0.257 | 5907 | 7.55 |
| HDI 2040 | 0.002 | 0.005 | 0.007 | 0.009 | 0.011 | 0.023 | 0.045 | 0.090 | 16030 | 21.60 |
| HDI 2050 | 0.003 | 0.005 | 0.008 | 0.010 | 0.013 | 0.026 | 0.052 | 0.103 | 14483 | 18.83 |
| HDI 2060 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.060 | 0.119 | 12460 | 16.30 |
| HDI 2540 | 0.002 | 0.003 | 0.005 | 0.006 | 0.008 | 0.015 | 0.030 | 0.060 | 22742 | 32.20 |
| HDI 2550 | 0.002 | 0.003 | 0.005 | 0.007 | 0.008 | 0.017 | 0.034 | 0.068 | 19842 | 28.80 |
| HDI 2560 | 0.002 | 0.004 | 0.006 | 0.008 | 0.010 | 0.021 | 0.042 | 0.084 | 13950 | 23.25 |
| Span 42" | ||||||||||
| HDI 1040 | 0.025 | 0.050 | 0.075 | 0.100 | 0.125 | 0.249 | 0.498 | — | 3221 | 3.10 |
| HDI 1050 | 0.030 | 0.059 | 0.089 | 0.119 | 0.148 | 0.297 | 0.594 | — | 2662 | 2.60 |
| HDI 1060 | 0.036 | 0.072 | 0.108 | 0.144 | 0.180 | 0.361 | — | — | 2156 | 2.14 |
| HDI 1540 | 0.007 | 0.013 | 0.020 | 0.026 | 0.033 | 0.066 | 0.131 | 0.262 | 7342 | 11.78 |
| HDI 1550 | 0.008 | 0.016 | 0.024 | 0.032 | 0.040 | 0.079 | 0.159 | 0.318 | 6222 | 9.72 |
| HDI 1560 | 0.010 | 0.020 | 0.030 | 0.040 | 0.050 | 0.100 | 0.200 | 0.401 | 5063 | 7.70 |
| HDI 2040 | 0.003 | 0.007 | 0.010 | 0.013 | 0.017 | 0.034 | 0.067 | 0.134 | 13740 | 23.00 |
| HDI 2050 | 0.004 | 0.008 | 0.012 | 0.015 | 0.019 | 0.038 | 0.077 | 0.154 | 12414 | 20.10 |
| HDI 2060 | 0.005 | 0.009 | 0.014 | 0.018 | 0.023 | 0.045 | 0.090 | 0.181 | 10680 | 17.10 |
| HDI 2540 | 0.002 | 0.004 | 0.006 | 0.009 | 0.011 | 0.021 | 0.043 | 0.086 | 19493 | 35.90 |
| HDI 2550 | 0.002 | 0.005 | 0.007 | 0.010 | 0.012 | 0.025 | 0.049 | 0.099 | 17007 | 31.20 |
| HDI 2560 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.061 | 0.121 | 11957 | 25.50 |
| Span 48" | ||||||||||
| HDI 1040 | 0.037 | 0.073 | 0.110 | 0.146 | 0.183 | 0.366 | — | — | 2819 | 3.15 |
| HDI 1050 | 0.044 | 0.088 | 0.131 | 0.175 | 0.219 | 0.438 | — | — | 2330 | 2.63 |
| HDI 1060 | 0.053 | 0.107 | 0.160 | 0.213 | 0.267 | 0.533 | — | — | 1887 | 2.16 |
| HDI 1540 | 0.010 | 0.019 | 0.029 | 0.038 | 0.048 | 0.095 | 0.191 | 0.381 | 6424 | 12.09 |
| HDI 1550 | 0.012 | 0.023 | 0.035 | 0.046 | 0.058 | 0.116 | 0.231 | 0.462 | 5444 | 9.97 |
| HDI 1560 | 0.015 | 0.029 | 0.044 | 0.058 | 0.073 | 0.146 | 0.292 | 0.583 | 4430 | 7.90 |
| HDI 2040 | 0.005 | 0.010 | 0.014 | 0.019 | 0.024 | 0.048 | 0.096 | 0.193 | 12023 | 23.90 |
| HDI 2050 | 0.006 | 0.011 | 0.017 | 0.022 | 0.028 | 0.056 | 0.111 | 0.223 | 10862 | 20.67 |
| HDI 2060 | 0.007 | 0.013 | 0.020 | 0.026 | 0.033 | 0.065 | 0.131 | 0.262 | 9345 | 17.60 |
| HDI 2540 | 0.003 | 0.006 | 0.009 | 0.012 | 0.015 | 0.030 | 0.060 | 0.120 | 17056 | 38.40 |
| HDI 2550 | 0.003 | 0.007 | 0.010 | 0.014 | 0.017 | 0.035 | 0.070 | 0.139 | 14881 | 33.10 |
| HDI 2560 | 0.004 | 0.009 | 0.013 | 0.017 | 0.022 | 0.043 | 0.087 | 0.174 | 10463 | 26.50 |
| Span 54" | ||||||||||
| HDI 1040 | 0.052 | 0.103 | 0.155 | 0.206 | 0.258 | 0.516 | — | — | 2506 | 3.18 |
| HDI 1050 | 0.062 | 0.124 | 0.186 | 0.248 | 0.309 | 0.619 | — | — | 2071 | 2.65 |
| HDI 1060 | 0.075 | 0.150 | 0.225 | 0.300 | 0.374 | — | — | — | 1677 | 2.19 |
| HDI 1540 | 0.013 | 0.027 | 0.040 | 0.054 | 0.067 | 0.134 | 0.268 | 0.536 | 5710 | 12.25 |
| HDI 1550 | 0.016 | 0.032 | 0.049 | 0.065 | 0.081 | 0.162 | 0.325 | 0.649 | 4839 | 10.11 |
| HDI 1560 | 0.020 | 0.041 | 0.061 | 0.082 | 0.102 | 0.205 | 0.410 | — | 3938 | 8.01 |
| HDI 2040 | 0.007 | 0.013 | 0.020 | 0.027 | 0.034 | 0.067 | 0.135 | 0.270 | 10687 | 24.34 |
| HDI 2050 | 0.008 | 0.016 | 0.024 | 0.032 | 0.039 | 0.079 | 0.158 | 0.315 | 9655 | 20.80 |
| HDI 2060 | 0.009 | 0.019 | 0.028 | 0.037 | 0.046 | 0.093 | 0.185 | 0.371 | 8307 | 17.70 |
| HDI 2540 | 0.004 | 0.008 | 0.012 | 0.016 | 0.020 | 0.041 | 0.081 | 0.162 | 15161 | 40.50 |
| HDI 2550 | 0.005 | 0.010 | 0.014 | 0.019 | 0.024 | 0.048 | 0.095 | 0.190 | 13228 | 34.50 |
| HDI 2560 | 0.006 | 0.012 | 0.018 | 0.024 | 0.030 | 0.060 | 0.120 | 0.240 | 9300 | 27.30 |
| Span 60" | ||||||||||
| HDI 1040 | 0.070 | 0.141 | 0.211 | 0.281 | 0.352 | — | — | — | 2255 | 3.20 |
| HDI 1050 | 0.084 | 0.169 | 0.253 | 0.337 | 0.421 | — | — | — | 1864 | 2.67 |
| HDI 1060 | 0.102 | 0.205 | 0.307 | 0.409 | 0.511 | — | — | — | 1510 | 2.20 |
| HDI 1540 | 0.018 | 0.036 | 0.054 | 0.072 | 0.090 | 0.181 | 0.362 | — | 5139 | 12.43 |
| HDI 1550 | 0.022 | 0.044 | 0.066 | 0.088 | 0.110 | 0.219 | 0.439 | — | 4355 | 10.26 |
| HDI 1560 | 0.028 | 0.055 | 0.083 | 0.111 | 0.138 | 0.277 | 0.554 | — | 3544 | 8.13 |
| HDI 2040 | 0.009 | 0.018 | 0.027 | 0.036 | 0.046 | 0.091 | 0.182 | 0.365 | 9618 | 24.69 |
| HDI 2050 | 0.011 | 0.021 | 0.032 | 0.043 | 0.054 | 0.107 | 0.214 | 0.428 | 8690 | 21.02 |
| HDI 2060 | 0.013 | 0.025 | 0.038 | 0.051 | 0.063 | 0.127 | 0.253 | 0.506 | 7476 | 17.78 |
| HDI 2540 | 0.005 | 0.011 | 0.016 | 0.022 | 0.027 | 0.055 | 0.109 | 0.218 | 13645 | 41.20 |
| HDI 2550 | 0.006 | 0.013 | 0.019 | 0.026 | 0.032 | 0.064 | 0.128 | 0.256 | 11905 | 35.10 |
| HDI 2560 | 0.008 | 0.016 | 0.025 | 0.033 | 0.041 | 0.082 | 0.164 | 0.327 | 8370 | 27.50 |
| Span 66" | ||||||||||
| HDI 1540 | 0.024 | 0.048 | 0.072 | 0.096 | 0.120 | 0.240 | 0.480 | — | 4672 | 12.49 |
| HDI 1550 | 0.029 | 0.058 | 0.087 | 0.116 | 0.145 | 0.291 | 0.581 | — | 3959 | 10.30 |
| HDI 1560 | 0.037 | 0.073 | 0.110 | 0.147 | 0.183 | 0.367 | — | — | 3222 | 8.16 |
| HDI 2040 | 0.012 | 0.024 | 0.036 | 0.048 | 0.060 | 0.120 | 0.240 | 0.479 | 8744 | 25.00 |
| HDI 2050 | 0.014 | 0.028 | 0.043 | 0.057 | 0.071 | 0.142 | 0.284 | 0.569 | 7900 | 21.06 |
| HDI 2060 | 0.017 | 0.033 | 0.050 | 0.067 | 0.084 | 0.167 | 0.335 | 0.670 | 6796 | 17.88 |
| HDI 2540 | 0.007 | 0.014 | 0.021 | 0.029 | 0.036 | 0.071 | 0.143 | 0.286 | 12405 | 41.90 |
| HDI 2550 | 0.008 | 0.017 | 0.025 | 0.034 | 0.042 | 0.084 | 0.168 | 0.336 | 10823 | 35.60 |
| HDI 2560 | 0.011 | 0.022 | 0.032 | 0.043 | 0.054 | 0.108 | 0.216 | 0.432 | 7609 | 27.70 |
| Span 72" | ||||||||||
| HDI 1540 | 0.031 | 0.062 | 0.093 | 0.124 | 0.155 | 0.311 | 0.621 | — | 4283 | 12.52 |
| HDI 1550 | 0.038 | 0.075 | 0.113 | 0.151 | 0.188 | 0.376 | — | — | 3629 | 10.33 |
| HDI 1560 | 0.048 | 0.095 | 0.143 | 0.190 | 0.238 | 0.475 | — | — | 2953 | 8.18 |
| HDI 2040 | 0.015 | 0.031 | 0.046 | 0.061 | 0.077 | 0.154 | 0.307 | 0.614 | 8015 | 25.33 |
| HDI 2050 | 0.018 | 0.037 | 0.055 | 0.074 | 0.092 | 0.184 | 0.368 | — | 7142 | 21.12 |
| HDI 2060 | 0.022 | 0.043 | 0.065 | 0.086 | 0.108 | 0.216 | 0.432 | — | 6230 | 18.02 |
| HDI 2540 | 0.009 | 0.018 | 0.027 | 0.037 | 0.046 | 0.091 | 0.183 | 0.365 | 11371 | 42.60 |
| HDI 2550 | 0.011 | 0.022 | 0.033 | 0.043 | 0.054 | 0.109 | 0.217 | 0.434 | 9921 | 35.80 |
| HDI 2560 | 0.014 | 0.028 | 0.042 | 0.056 | 0.070 | 0.139 | 0.279 | 0.557 | 6975 | 27.90 |
| Span 78" | ||||||||||
| HDI 2040 | 0.019 | 0.039 | 0.058 | 0.078 | 0.097 | 0.195 | 0.389 | — | 7398 | 25.40 |
| HDI 2050 | 0.023 | 0.047 | 0.070 | 0.093 | 0.117 | 0.233 | 0.466 | — | 6684 | 21.20 |
| HDI 2060 | 0.027 | 0.055 | 0.082 | 0.109 | 0.137 | 0.273 | 0.546 | — | 5751 | 18.10 |
| HDI 2540 | 0.012 | 0.023 | 0.035 | 0.046 | 0.058 | 0.115 | 0.231 | 0.461 | 10496 | 42.85 |
| HDI 2550 | 0.014 | 0.027 | 0.041 | 0.055 | 0.069 | 0.137 | 0.275 | 0.549 | 9158 | 36.00 |
| HDI 2560 | 0.018 | 0.035 | 0.053 | 0.070 | 0.088 | 0.176 | 0.352 | — | 6438 | 28.10 |
| Span 84" | ||||||||||
| HDI 2040 | 0.024 | 0.048 | 0.072 | 0.096 | 0.121 | 0.241 | 0.482 | — | 6870 | 25.60 |
| HDI 2050 | 0.029 | 0.058 | 0.087 | 0.116 | 0.145 | 0.290 | 0.580 | — | 6207 | 21.30 |
| HDI 2060 | 0.034 | 0.068 | 0.102 | 0.136 | 0.170 | 0.339 | 0.678 | — | 5340 | 18.20 |
| HDI 2540 | 0.014 | 0.029 | 0.043 | 0.058 | 0.072 | 0.144 | 0.288 | 0.576 | 9746 | 42.90 |
| HDI 2550 | 0.017 | 0.034 | 0.051 | 0.068 | 0.085 | 0.171 | 0.341 | 0.682 | 8504 | 36.20 |
| HDI 2560 | 0.022 | 0.044 | 0.065 | 0.087 | 0.109 | 0.218 | 0.436 | — | 5979 | 28.30 |
| Span 90" | ||||||||||
| HDI 2540 | 0.018 | 0.035 | 0.053 | 0.071 | 0.088 | 0.177 | 0.353 | — | 9097 | 42.98 |
| HDI 2550 | 0.021 | 0.042 | 0.063 | 0.083 | 0.104 | 0.209 | 0.417 | — | 7937 | 36.40 |
| HDI 2560 | 0.027 | 0.053 | 0.080 | 0.107 | 0.133 | 0.266 | 0.533 | — | 5580 | 28.50 |
| Span 96" | ||||||||||
| HDI 2540 | 0.021 | 0.043 | 0.064 | 0.086 | 0.107 | 0.214 | 0.428 | — | 8528 | 43.10 |
| HDI 2550 | 0.025 | 0.050 | 0.076 | 0.101 | 0.126 | 0.252 | 0.504 | — | 7441 | 36.60 |
| HDI 2560 | 0.032 | 0.064 | 0.096 | 0.128 | 0.161 | 0.321 | 0.642 | — | 5231 | 28.70 |
| Span 102" | ||||||||||
| HDI 2540 | 0.026 | 0.051 | 0.077 | 0.102 | 0.128 | 0.256 | 0.512 | — | 8026 | 43.20 |
| HDI 2550 | 0.030 | 0.060 | 0.090 | 0.120 | 0.150 | 0.300 | 0.601 | — | 7003 | 36.80 |
| HDI 2560 | 0.038 | 0.077 | 0.115 | 0.153 | 0.191 | 0.383 | — | — | 4924 | 28.90 |
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Chemical resistance data is a selection guide, not a warranty. Concentration, temperature, aeration and mixed streams all change the result. Confirm the service conditions with us before the panel is ordered.