南非 · SANS
CU2
SANS 1303-1:2008 — Wrought copper alloys Part 1: Chemical composition of copper-zinc alloys (non-leaded and leaded)
化学成分
| 元素 | min | max | 相似 | 备注 |
|---|---|---|---|---|
| Cu | 62 | 65.5 | ||
| Fe | 0.2 | |||
| Pb | 0.3 | |||
| Tot. other | 0.5 | Excluding Pb. | Excluding Pb. | |
| Zn | The rest. | The rest. |
力学性能
| 热处理 / 状态 | 屈服强度 | 抗拉强度 | 伸长率 | 断面收缩率 | 冲击功 | 硬度 |
|---|---|---|---|---|---|---|
| 螺栓,螺钉,螺柱,螺母 | ≥250 Nominal thread diameter M6 < d <= M39；≥340 Nominal thread diameter d <= M6 | ≥370；≥440 | ≥19；≥11 |