Brass alloys having superior stress corrosion resistance and manufacturing method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8580191
APP PUB NO 20110132569A1
SERIAL NO

12928428

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Abstract

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The present invention relates to a brass alloy having superior stress corrosion comprising: 59.0-64.0 wt % Cu, 0.6-1.2 wt % Fe, 0.6-1.0 wt % Mn, 0.4-1.0 wt % Bi, 0.6-1.4 wt % Sn, at least one element selected from Al, Cr and B, the balance being Zn and unavoidable impurities, wherein the content of Al is 0.1-0.8 wt %, the content of Cr is 0.01-0.1 wt %, the content of B is 0.001-0.02 wt %. 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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Patent Owner(s)

Patent OwnerAddress
XIAMEN LOTA INTERNATIONAL CO LTDFUJIAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hu, Zhenqing Xiamen, CN 13 53
Xu, Chuankai Xiamen, CN 13 47
Zhang, Siqi Xiamen, CN 23 75

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