C94900 Nickel-tin bronze +leaded nickel-tin bronze

C94900 Nickel-tin bronze +leaded nickel-tin bronze

Copper Alloy UNS Number.C94900

Previous Designation

 Commercial Designation: leaded nickel-tin bronze Grade “C”

Chemical  RequirementsComposition% Max Except as Indicated

Major Elements

Copper:79.0~81.0

Tin:4.0~6.0

Lead: 4.0~6.0

Zinc: 4.0~6.0

Iron: 0.30

Nickelincl.Cobalt: 4.0~6.0

Antimony: 0.25

Manganese:0.10

Residual Elements

Sulfur: 0.08

Phosphorus: 0.05

Aluminum: 0.005

Silicon: 0.005

Mechanical Requirements

Tensile Strength,min

ksi: 38

MPa: 262

Yield Strength,ᴬ min

ksi: 15

MPa: 103

Elongation in 2 in.or 50 mm, min, %: 15

Keywords

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

Learn more