... /B,Standard:GB/T9711,GB/T3091,EN 10025,ASTM A500,BS 1387,ISO65Productive Capacity:10000MT per monthMain Market: North America South ... → Grade D,SS400,S235JR,S235JO,S235J2Q345 → SS500,ST52StandardBS EN10296,BS EN10025,BS EN10297,BS6323, BSEN10219,BSEN10217,GB/T13793-1992,GB/T14291-2006 ...