CuSn3Zn8Pb5-B
Copper Alloys
Property Overview
Density-g/cm³
Elastic ModulusUnknown
Tensile Strength180MPa
Yield Strength85MPa
Brinell Hardness60HB
Maximum Service TemperatureUnknown
Chemical Composition
B
CuSn3Zn8Pb5-B ( CB490K ) Copper-tin-lead alloy Chemical composition. Equivalents of CuSn3Zn8Pb5-B ( CB490K ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation at fracture (%) (GS)
15
A - Min. elongation at fracture (%) (GZ) or (GC)
12
R p0.2 0.2% proof strength (MPa) (GS)
85
R p0.2 0.2% proof strength (MPa) (GZ) or (GC)
100
Rm - Tensile strength (MPa) (GS)
180
Rm - Tensile strength (MPa) (GZ) or (GC)
220
Hardness
Brinell hardness (HBW): (GS)
60
Brinell hardness (HBW): (GZ) or (GC)
70
Registered Designations & Aliases
CB490KCuSn3Zn8Pb5-B
Standards
EN 1982 EN 1982: 2008 Copper and copper alloys. Ingots and castings