C97800 Leaded nickel bronze B584

C97800 Leaded nickel bronze B584

Copper Alloy UNS Number.C97800

Previous DesignationB 149-11B

Commercial Designation: 25 % leaded nickel silver

Chemical  RequirementsComposition% Max Except as Indicated

Major Elements

Copper:64.0~67.0

Tin:4.0~5.5

Lead: 1.0~2.5

Zinc: 1.0~4.0

Iron: 1.5

Nickelincl.Cobalt: 24.0~27.0

Antimony: 0.20

Manganese:1.0

Residual Elements

Sulfur: 0.08

Phosphorus: 0.05

Aluminum: 0.005

Silicon: 0.15

Mechanical Requirements

Tensile Strength,min

ksi: 50

MPa: 345

Yield Strength,ᴬ min

ksi: 22

MPa:152

Elongation in 2 in.or 50 mm, min, %: 10

Keywords

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

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