Rg 7
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Rg 7
CuSn7ZnPb (2.1090)(DIN 1705) | CuSn7Zn4Pb7-C (CC493K)(EN 1982)
Basic
| DIN | EN | |
| Benaming | CuSn7ZnPb | CuSn7Zn4Pb7-C |
| Norm | DIN 1705 | EN 1982 |
| Werkstofnr | 2.1090 | CC493K |
Chemische samenstelling
| DIN | EN | |
| Cu | 81,0 - 85,0 | 81,0 - 85,0 |
| Sn | 6,0 - 8,0 | 6,0 - 8,0 |
| Zn | 3,0 - 5,0 | 2,0 - 5,0 |
| Pb | 5,0 - 7,0 | 5,0 - 8,0 |
| Ni | 2,0 max. | 2,0 max. |
| P | 0,2 max. | 0,10 max. |
Mechanische eigenschappen
| DIN | EN | |
| Rm | ≥ 270 | ≥ 260 |
| Rp 0,2 | ≥ 120 | ≥ 120 |
| A5 | ≥ 16 | ≥ 12 |
| HB | ≥ 70 | ≥ 70 |