... ) Grade: Q235, Q345,Q345B, SS400, S235JR, S275JR, S355JR 3) Standard:GB/T11263 One kind of profile bars with "I" shape section ... 2) Grade: Q235, Q345,Q345B, SS400, S235JR, S275JR, S355JR3) Standard:GB/T11263application: Can be widely used in various construction structure, bridge ... JIS Standard H-beams H x B(mm)T1T2JIS Weight(kg/m)GB Weight(kg/m)100*1006816.917.2125*1256.5923.623 ...