C85200 Leaded yellow brass B584

 (CENT, INVEST, SAND)

Copper Alloy UNS Number.C85200

Previous DesignationB 146-6A

Commercial Designation: high-copper yellow brass

Chemical  RequirementsComposition% Max Except as Indicated

Major Elements

Copper:70.0~74.0

Tin:0.7~2.0

Lead:1.5~3.8

Zinc:20.0~27.0

Iron:0.60

Nickelincl.Cobalt:1.0

Antimony:0.20

Residual  Elements

Sulfur:0.05

Phosphorus:0.02

Aluminum:0.005

Silicon :0.05

 

Mechanical Requirements

Tensile Strength,min

ksiᴮ:35

MPaᶜ:241

Yield Strength,ᴬ min

ksiᴮ:12

MPaᶜ:83

Elongation in 2 in.or 50 mm, min, %:25

Keywords

copper alloy castings; copper-base alloy castings; sand castings

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