US2015354028A1PendingUtilityA1

Low-lead brass alloy

51
Assignee: ZHUHAI SEAGULL KITCHEN AND BATH PRODUCTS CO LTDPriority: Jun 5, 2014Filed: Jul 7, 2014Published: Dec 10, 2015
Est. expiryJun 5, 2034(~7.8 yrs left)· nominal 20-yr term from priority
Inventors:Taiying Tang
C22C 9/04
51
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Claims

Abstract

The invention relates to a low-lead brass alloy, comprising: by the total weight of the brass alloy, 59-61 wt % copper, 0-0.1 wt % lead, 0.5-1.3% wt % bismuth, 0-0.1 wt % iron, 0-0.05 wt % aluminum, 0-0.2 wt % tin, 0-0.3 wt % nickel, and a balance of zinc.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A low-lead brass alloy, characterized by comprising: by the total weight of the brass alloy, 59-61 wt % copper, 0-0.1 wt % lead, 0.5-1.3 wt % bismuth, and a balance of zinc. 
     
     
         2 . The low-lead brass alloy of  claim 1 , characterized by further comprising: one or more elements selected from the group consisting of 0-0.1 wt % iron, 0-0.05 wt % aluminum, 0-0.2 wt % tin, and 0-0.3 wt % nickel by the total weight of the brass alloy. 
     
     
         3 . The low-lead brass alloy of  claim 2 , characterized in that, a total content of iron, aluminum, tin, and/or nickel is not less than 0.1 wt % by the total weight of the brass alloy. 
     
     
         4 . The low-lead brass alloy of  claim 3 , characterized in that, a total content of iron, aluminum, tin, and/or nickel is not more than 0.5 wt % by the total weight of the brass alloy.

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