C85700 Leaded yellow brass B584
(CENT, INVEST, SAND)
Copper Alloy UNS Number.：C85700
Previous Designation：B 146-6C
Commercial Designation: leaded naval brass
Chemical Requirements（Composition，% Max Except as Indicated）
Major Elements：
Copper：58.0~64.0
Tin：0.50~1.5
Lead:0.8~1.5
Zinc:32.0~40.0
Iron:0.70
Nickelincl.Cobalt:1.0
Aluminum:0.80
Silicon :0.05
Mechanical Requirements
Tensile Strength,min
ksiᴮ:40
MPaᶜ:276
Yield Strength,ᴬ min
ksiᴮ:14
MPaᶜ:97
Elongation in 2 in.or 50 mm, min, %:15
Keywords
copper alloy castings; copper-base alloy castings; sand castings
