... ,steel H beam) material:Q235,SS400,St37-2,S235JR size:100x100-900x300mm length:12m H beam(hot rolled H beam,steel ... H beam)material:Q235,SS400,St37-2,S235JRsize:100x100-900x300mmlength:12mspecificationT1T2JIS weightGb weight100 x1006816.917.2125 x1256.5923.623 ...