Quality GB/T 11253-2007 GB/T 5213-2001 JIS G3141-2005 JIS G3101-2004 EN 10130-2006 EN 10139-1998 DIN 1623-1986 ASTM A1008 / A1008M-05 Commercial Steel Q195 SPCC(T) DC01/ ST12 CS TYPE A/B/C Drawing Steel SC1 SC2 SC3 SPCD DC03/ ST13 DS TYPE A/B Deep Drawing Steel SPCE DC04/ ST14 DDS