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Product Grid - US Standard:

      TW25 TW30 TW35 TW50 TW70 TW75 TW80 TW85 TW90
Section Width (W) inches   18 20 12 20 18 18 18 18 18
Section Depth (D) inches   6 7 7 8 9 10 10 10 10
Section Thickness (T) inches   0.250 0.250 0.260 0.300 0.330 0.350 0.410 0.440 0.500
Weight lbs/lineal foot   4.9 5.4 3.5 6.5 5.95 7.1 8.0 8.33 9.20
Moment of Inertia in4/ft   27.4 41.4 41.8 70.7 87.93 129.6 140.9 166.3 173.0
Section Modulus in3/ft   9.1 11.6 12.1 16.1 19.54 24.9 27.2 31.95 33.5
Ultimate Moment ft-lbs/ft   4,929 6,283 6,554 8,720 10,584 13,487 14,733 17,306 18,492
Allowable Moment ft-lbs/ft   2,464 3,141 3,277 4,360 5,292 6,743 7,366 8,653 9,246
Tensile Strength lbs/in2 ASTM-D638 6,500 6,500 6,500 6,500 6,500 6,500 6,500 6,500 6,500
Flexural Strength Psi ASTM-D790 11,140 11,140 11,140 11,140 11,140 11,140 11,140 11,140 11,140
Modulus of Elasticity Psi ASTM-D790 380,000 380,000 380,000 380,000 380,000 380,000 380,000 380,000 380,000
Notched Izod Impact lbs/in ASTM-D256 13.75 13.75 13.75 13.75 13.75 13.75 13.75 13.75 13.75
Heat Deflection Temp. degrees F ASTM-D648 158 158 158 158 158 158 158 158 158

Product Grid - Metric:

      TW25 TW30 TW35 TW50 TW70 TW75 TW80 TW85 TW90
Section Width (W) mm   457 508 305 508 457 457 457 457 457
Section Depth (D) mm   152 178 178 203 229 254 254 254 254
Section Thickness (T) mm   6.35 6.35 6.60 7.62 8.38 8.89 10.41 11.18 12.70
Weight kg/lineal meter   7.10 8.05 5.07 9.41 8.91 10.30 11.58 12.06 13.32
Moment of Inertia cm4/m   3,742 5,653 5,708 9,655 12,008 17,698 19,241 22,709 23,625
Section Modulus cm3/m   489 623 651 866 1,050 1,339 1,462 1,717 1,801
Ultimate Moment kg-m/m   2,263 2,890 3,010 4,005 4,860 6,194 6,767 7,948 8,507
Allowable Moment kg-m/m   1,132 1,445 1,505 2,002 2,430 3,097 3,383 3,980 4,253
Tensile Strength Mpa ASTM-D638 44.8 44.8 44.8 44.8 44.8 44.8 44.8 44.8 44.8
Flexural Strength Mpa ASTM-D790 78.0 78.0 78.0 78.0 78.0 78.0 78.0 78.0 78.0
Modulus of Elasticity Mpa ASTM-D790 2,620 2,620 2,620 2,620 2,620 2,620 2,620 2,620 2,620
Notched Izod Impact kg/cm ASTM-D256 2.46 2.46 2.46 2.46 2.46 2.46 2.46 2.46 2.46
Heat Deflection Temp. degrees C ASTM-D648 70 70 70 70 70 70 70 70 70


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