C94300 High-lead tin bronze B584

C94300 High-lead tin bronze B584

(CENT, INVEST, SAND)

Copper Alloy UNS Number.C94300

Previous DesignationB 144-3E

 Commercial Designation: 71-5-24

Chemical  RequirementsComposition% Max Except as Indicated

Major Elements

Copper:67.0~72.0

Tin:4.5~6.0

Lead: 23.0~27.0

Zinc: 0.8

Iron: 0.15

Nickelincl.Cobalt: 1.0

Antimony: 0.80

Residual Elements

Sulfur: 0.08

Phosphorus: 0.05

Aluminum: 0.005

Silicon: 0.005

Mechanical Requirements

Tensile Strength,min

ksi: 24

MPa: 165

 

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

Keywords

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

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