Application: Construction Warehouse
Section Shape: H/C
H beam size: 300x300x10x15 400x400x13x21 700x300x12x24
C Channel size: 50x37x4.5 80x43x5 140x60x80 220x79x9
Standard: GB/T11263-1998 ,EN10025,EN10034,GB700-1998,
JIS G3101 ASTM GR.B
Surface Treatment: Black ,galvanized,hot dipped galvanized
Grade: Q235,Q345,S235JR,S275JR,S355JR,A36,SS400