purity of the cold-rolled coil are widely used, such as automobile manufacturing, electrical products, rolling stock, aviation, precision instruments, canned food and so on.
The quality and purity of the cold-rolled coil surface should provide for smooth application of the coating material and prevent its exfoliation. Most customers need cold-rolled products with minimum oil film, which provides corrosion protection while also reducing degreasing costs.
GRADE | C% max | Mn% max | P% max | S% max | Alt% min | Ti max |
DC07 | 0.01 | 0.25 | 0.020 | 0.020 | 0.015 | 0.20 |
| Standard | Q/BQB 403-2003 | BZJ 492-2004 | EN 10130-1999 | EN 10130-1991 | D2N 1623-(1)-1983 |
| Grades | DC01(St12) | DC01(St12) | DC01 | FeP01 | St12 |
| DC03(St13) | DC03(St13) | DC03 | FeP03 | RRSt13 | |
| DC04(St14,St15) | DC04(St14) | DC04 | FeP04 | St14 |



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