1. Summary of Stainless Steel SUS 304Cu:
Add a small amount of Cu on the basis of 304, its nickel content and chromium content remain unchanged, and improve the cold forming performance of 304.
2. Scope of application:
stamping parts with large deformation
3. Chemical composition (JIS4305-2005) (wt%)
Chemical composition | C | Si | Mn | P | S | Cr | Ni | Cu | Nb |
Standard | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 18.00~20.00 | 8.00~10.50 | 0.70%~1.3% |
4. Performance (JIS G 4305-2005)
Distinguish | Mechanical properties | Processing performance | ||||||
| Ys (Mpa) | Ts (Mpa) | El (%) | Hv | Fatigue limit (Mpa) | r | LDR | Er（mm） | |
Standard | ≥205 | ≥520 | ≥ 40 | ≤ 200 | – | – | – | – |
5. Heat treatment (solution treatment):
1010~11500C.
6. Use status:
Annealed solution state, NO.1, 2D, 2B, and various other surface treatment states