Standard:JIS G3101, SS400(1987) GB700-88, Q235B EN10034-1993 / EN10025-2004 H BEAM: Standard:JIS G3101, SS400(1987) GB700-88, Q235B EN10034-1993 / EN10025-2004H BEAM:Standard:JIS G3101, SS400(1987) GB700-88, Q235B EN10034-1993 / EN10025-2004 S235JR(J0-J2),S275JR(J0-J2),S355JR(J0-J2)Size:JIS STANDARE FROM 100MMX100MM TO 900MMX300MM