| 摘要 |
The present invention relates to a brass alloy having superior stress corrosion comprising: 59.0-64.0wt% Cu, 0.6-1.2wt% Fe, 0.6-1.0wt% Mn, 0.4-1.0wt% Bi, 0.6-1.4wt% Sn, at least one element selected from Al, Cr and B, the balance being Zn and unavoidable impurities, wherein the content of Al is 0.1-0.8wt%, the content of Cr is 0.01-0.1 wt%, the content of B is 0.001-0.02wt%. The alloy according to the present invention does not contain toxic elements such as lead and antimony, has superior corrosion resistance and good cuttingability and is suitable for the accessories in the potable water supply systems produced by casting, forging and extruding.
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