C89844 Bismuth semi-red brass B584
(CENT, INVEST, SAND)
Copper Alloy UNS Number.：C89844
Previous Designation：
Commercial Designation: bismuth brass
Chemical Requirements（Composition，% Max Except as Indicated）
Major Elements：
Copper：83.0~86.0
Tin：3.0~5.0
Lead: 0.2
Zinc: 7.0~10.0
Iron: 0.30
Nickelincl.Cobalt: 1.0
Bismuth: 2.0~4.0
Antimony: 0.25
Residual Elements
Sulfur: 0.08
Phosphorus: 0.05
Aluminum: 0.005
Silicon: 0.005
Mechanical Requirements
Tensile Strength,min
ksi: 28
MPa: 193
Yield Strength,ᴬ min
ksi: 13
MPa: 90
Elongation in 2 in.or 50 mm, min, %: 15
Keywords
copper alloy castings; copper-base alloy castings; sand castings
Learn more