... .Grade: Q235B, Q235, Q345B, SS400, A36 Hot rolled structural steel H beamGrade: Q235B, Q235, Q345B, SS400, A36…Standard: JIS/ ASTM/ ... , high-rise building construction (2).used for the bridge, shipment building (3).used for lifting and transportation machinery, equipment manufacturing base ... 6.Package: in bulk or in bundle. Common Size Specification (h*b*t1*t2)Theoretic Weight(kg/m)Chinese Standard(GB ...