CuPb20Sn
| 20 KURŞUNLU BRONZ | ||
| DIN | EN | |
| Alaşım | CuPb20Sn | CuSnBz20-C |
| Standart | DIN 1716 | EN 1982 |
| 2.1176 | CC495K | |
| Kimyasal Özellikler | ||
| Cu | 69,0 - 76,0 | 69,0 - 76,0 |
| Pb | 18,0 - 23,0 | 18,0 - 23,0 |
| Sn | 4,0 - 6,0 | 4,0 - 6,0 |
| Ni | 2,5 max. | 2,5 max. |
| Zn | 3,0 max. | 3,0 max. |
| Sb | 0,5 max. | 0,5 max. |
| Mekanik Özellikler | ||
| Rm | ≥ 160 | ≥ 180 |
| Rp 0,2 | ≥ 90 | ≥ 100 |
| A5 | ≥ 6 | ≥ 6 |
| HB | ≥ 50 | ≥ 50 |