Product Standards

Cold-Rolled Coil

Classification / Standards POSCO KS
D3506
JIS
G3302
ASTM EN10142
89 95
Commercial CGCC SGCC SGCC A526 A653-CQ DX51D
Lock forming CGCF SGCD1 SGCD1 A527 A653-LFQ -
Drawing CGCD SGCD2 SGCD2 A578 A653-DQ DX52D
Deep Drawing CGCP SGCD3 SGCD3 - - DX53D
Non-Aging Deep Drawing CGCN SGCD3N SGCD3N A642 A653-DQSK DX54D
Non-aging extra deep drawing CGCE - - - - -
Structural Quality1) CGL35 SGC35 SGC340 A446 Gr A2) A653-SQ230 S220GD
- - - Gr B A653-SQ255 S250GD
CGC41 SGC41 SGC400 Gr C A653-SQ275 S280GD
CGC45 SGC45 SGC440 Gr D A653-SQ340 S320GD
CGC50 SGC50 SGC490 Gr F - S350GD
CGL58 SGC58 SGC570 Gr E A653-SQ550 S550GD
High-strength Steel CGCHS35 - - - - -
CGCHS40
CGCHS45
CGCHS50
CGCHS60
Note)
  • 1. Standard for En structural quality is En10147
  • 2. Tensile strength of A446 Grade A is 32kg/m2

Hot-Rolled Coil

Classification / Standards POSCO KS D 3506 JIS G 3302
Commercial CGHC SGHC SGHC
Structural Quality CGH41 SGH41 SGH400
CGH45 SGH45 SGH440
CGH50 SGH50 SGH490
CGH55 SGH55 SGH540