... ,ISO, MIL,AMS, BSCold rolled(0.01mmY MOT4 , BT22, Gr12Hot rolled (4.1mm< Thickness <60mm)R MCold ... rolled (0.5mm< Thickness <4.0mm)Y MBT5-1, BT6Gr6, Gr5Hot rolled (4.1mm< Thickness <60mm)R ... MCold rolled (0.8mm< Thickness <4.0mm)Y MStandard: ASTM B265, ASME SB265, GOSTPacking: in fumigation plywood case ...