美国 · AMS
A206.0
SAE AMS 4235:2008 — Aluminum Alloy Castings 4.6Cu - 0.35Mn - 0.25Mg - 0.22Ti (A206.0-T71) Solution and Precipitation Heat Treated
化学成分
| 元素 | min | max | 相似 | 备注 |
|---|---|---|---|---|
| Al | Bal | Bal | ||
| Cu | 4.2 | 5 | ||
| Fe | 0.1 | |||
| Mg | 0.15 | 0.35 | ||
| Mn | 0.2 | 0.5 | ||
| Ni | 0.05 | |||
| Si | 0.05 | |||
| Sn | 0.05 | |||
| Ti | 0.15 | 0.3 | ||
| Total Each | 0.05 | |||
| Total Others | 0.15 | |||
| Zn | 0.1 |
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 |
|---|---|---|---|---|---|---|
| 铸件 Solution heat treated and artificially overaged (T71) specimen cut from casting from designated areas | ≥310 | ≥370 | ≥3 Lo= 50.8 mm; | HB 100–135 HB/10/500 or Hardness = 105-140 HB/10/1000 | ||
| 铸件 Solution heat treated and artificially overaged (T71) specimens cut from castings in areas other than designated areas | ≥275 | ≥345 | ≥1.5 Lo= 50.8 mm; | HB 100–135 HB/10/500 or Hardness = 105-140 HB/10/1000 | ||
| 铸件 Solution heat treated and artificially overaged (T71) 单独铸型标本 | ≥275 | ≥345 | ≥3 Lo= 50.8 mm; | HB 100–135 HB/10/500 or Hardness = 105-140 HB/10/1000 |