I beam (1) material: Q235,SS400,A36,ST37-2,EN10025,S235JR (2)Size:100*55*3.6mm-630*180*17mm (3)packing:bundle with strips I beam(1) material: Q235,SS400,A36,ST37-2,EN10025,S235JR(2)Size:100*55*3.6mm-630*180*17mm(3)packing:bundle with strips GB standard I beamModelh(mm)b(mm)d(mm)Theoretic Weight(kg/m)10100684.511.2611212074513.98712.612674514.22314140805.516.891616088620.51318180946.524. ...