| 1 | COMMERCIAL GRADE | DC51D+Z | GB/T 2518-2008 |
| DX51D+Z | BS EN10346-2009 | ||
| CS TpyeA、CS TpyeB | ASTM A653/653M-2009 | ||
| SGCC、SGCD1 | JIS 3302-2007 | ||
| 2 | DEEP DRAWING | DC52D+Z | GB/T 2518-2008 |
| DX52D+Z | BS EN10346-2009 | ||
| CS TpyeC | ASTM A653/653M-2009 | ||
| SGCD2 | JIS 3302-2007 | ||
| 3 | OVER DEEP DRAWING | DC53D+Z | GB/T 2518-2008 |
| DX53D+Z | BS EN10346-2009 | ||
| CS TpyeC | ASTM A653/653M-2009 | ||
| SGCD3 | JIS 3302-2007 | ||
| 4 | STRUCTUAL USAGE | S220GD、S250GD、S280GD、S320GD、S350GD、S550GD | GB/T 2518-2008 |
| S220GD、S250GD、S280GD、S320GD、S350GD、S550GD | BS EN10346-2009 | ||
| SS230、SS255、SS275、SS340、SS380、SS410、SS480、SS550 | ASTM A653/653M-2009 | ||
| SGC340、SGC400、SGC440、SGC490、SGC570 | JIS 3302-2007 |
