C97300 Leaded nickel bronze B584
Copper Alloy UNS Number.：C97300
Previous Designation：B 149-10A
Commercial Designation: 12 % leaded nickel silver
Chemical Requirements（Composition，% Max Except as Indicated）
Major Elements：
Copper：53.0~58.0
Tin：1.5~3.0
Lead: 8.0~11.0
Zinc: 17.0~25.0
Iron: 1.5
Nickelincl.Cobalt: 11.0~14.0
Antimony: 0.35
Manganese:0.50
Residual Elements
Sulfur: 0.08
Phosphorus: 0.05
Aluminum: 0.005
Silicon: 0.15
Mechanical Requirements
Tensile Strength,min
ksi: 30
MPa: 207
Yield Strength,ᴬ min
ksi: 15
MPa: 103
Elongation in 2 in.or 50 mm, min, %: 8
Keywords
copper alloy castings; copper-base alloy castings; sand castings