... : Q235, Q345,Q345B, SS400, S235JR, S275JR, S355JR 3) Standard:GB/T11263 One kind of profile bars with "I" shape ... construction structure, bridge,blackets,mechanism and so on. specifcation necessary for inquiries: product name, standard performed,materials, specifcation, quantity, length, handling ... 9/12mPacking: in bundle or as per clients' requirements JIS Standard H-beams H x B(mm)T1T2JIS Weight(kg/ ...