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| 鋁青銅 -A3
美國焊接協會標準:ERCuAl-A3 產品說明: 鋁青銅A3中鐵的含量比鋁青銅A2更高,故而強度更高.該合金主要用于具有相同化學成分的鋁青銅鑄件的燭接,也可用于修復銅合金軸承表面. |
| Aluminum Bronze A3
AWS A5.7:ERCuAl-A3 Descrtption: Aluminum Bronze A3 filler metal is high-strength copper-aluminum based bronze castings of similar composition.It is also considerably used for the build-up and repair of bearing surfaces of copper alloy parts. |
化學成份(%重量): Chemical Compositions(% in wt.):
| 銅 | 鋅 | 鋁 | 鐵 | 鉛 | 硅 | 雜質總量 |
| Cu | Zn | Al | Fe | Pb | Si | Total others |
| Remainder | 0.10 | 0.01-11.5 | 2.0-4.5 | 0.02 | 0.10 | 0.50 |
包括銀(Ag). including Silver(Ag).
