Fiberglass W-Beam Material Fiberglass Product Type W-Beam Color Dark Gray Height 6 in Thickness 1/4 in Width 6 in Length 10 ft Maximum Temperature 150 Degrees F Minimum Temperature -100 Degrees F Resin Type ISOFR Length Tolerance +0.125 in/-0.125 in Series [New Dynaform Type Wide Flange Shape W-Beam Tensile Strength 30 000 psi