| COMPARISON TABLE FOR THE COLD ROLLED LOW-CARBON STEEL GRADE |
| Material type |
Bao steel |
GB |
JIS |
DIN |
EN |
ASTM |
| Steel grade |
Steel grade |
Steel grade |
Steel grade |
Steel grade |
Standard |
| Cold rolled low-carbon and ultra-low-carbon steel sheet and strip |
商用级(CQ) |
SPCC |
Q195 |
SPCC |
ST12 |
FeP01 |
ASTM A366/A366M-96（replaced by ASTM A366/A366M-97） |
| ST12 |
10-P |
| |
10-S |
| |
08-P |
| |
08-S |
| |
08Al-P |
| |
08Al-S |
| 冲压级(DQ) |
SPCD |
10-Z |
SPCD |
USt13 |
FeP03 |
ASTM A619/A619M-96(Expired after 1997) |
| ST13 |
08-Z |
RRSt13 |
| |
08Al-Z |
|
| 深冲级(DDQ) |
SPCE-F |
08Al-F |
SPCE |
ST14 |
FeP04 |
ASTM A620/A620M-96(replaced by ASTM A620/A620M-97) |
| SPCE-HF |
08Al-HF |
| SPCE-ZF |
08Al-ZF |
| ST14-F |
|
| ST14-HF |
|
| ST14-ZF |
|
| ST14-T |
|
| 特深冲级(SDDQ) |
ST15 |
|
|
|
FeP05 |
|
| 超深冲级(EDDQ) |
ST16 |
|
|
|
FeP06 |
|
| BSC2 |
| (BIF2) |
| BSC3 |
| (BIF3) |
| Cold rolled plain carbon structural steel sheet and strip |
St37-2G |
Q215 |
SPFC370 |
St37-2G |
|
ASTM A611-96 |
| Q235 |
SPFC390 |
USt37-2G |
GradA、B |
| 15-P |
|
St37-3G |
Grad C-1,C-2(replaced by 97 version) |
| 15-S |
|
|
|
| 15-Z |
|
|
|
| St44-3G |
Q255 |
SPFC440 |
St44-3G |
|
Grad D-1,D-2 |
| 20-P |
| 20-S |
| 20-Z |
| St52-3G |
Q275 |
SPFC490 |
St52-3G |
|
Grad E |
| SPFC540 |
|
|
|
|
|
|
|
|
|
