Hot rolled structural steel H beam 1. Standard: GB, JIS, ASTM 2. Length: 5. ... .Grade: Q235B, Q235, Q345B, SS400, A36 Hot rolled structural steel H beamGrade: Q235B, Q235, Q345B, SS400, A36…Standard: JIS/ ASTM/ ... 6.Package: in bulk or in bundle. Common Size Specification (h*b*t1*t2)Theoretic Weight(kg/m)Chinese Standard(GB ... 9125*125*6.5*923.823.6148*100*6*921.420.7150*75*5*714.314150**150*7*1031.931.1175 ...