C86700 High-strength yellow brass B584
(CENT, INVEST, SAND)
Copper Alloy UNS Number.：C86700
Previous Designation：B 132-B
Commercial Designation: leaded manganese bronze
Chemical Requirements（Composition，% Max Except as Indicated）
Major Elements：
Copper：55.0~60.0
Tin：1.5
Lead: 0.50~1.5
Zinc: 30.0~38.0
Iron: 1.0~3.0
Nickelincl.Cobalt: 1.0
Aluminum ： 1.0~3.0
Manganese：1.0~3.5
Mechanical Requirements
Tensile Strength,min
ksiᴮ: 80
MPaᶜ: 552
Yield Strength,ᴬ min
ksiᴮ: 32
MPaᶜ: 221
Elongation in 2 in.or 50 mm, min, %:15
Keywords
copper alloy castings; copper-base alloy castings; sand castings