CuZn33Pb2Si-B
Copper Alloys
Property Overview
Density-g/cm³
Elastic ModulusUnknown
Tensile Strength400MPa
Yield Strength280MPa
Brinell Hardness110HB
Maximum Service TemperatureUnknown
Chemical Composition
S
CuZn33Pb2Si-B ( CB751S ) Copper-zinc alloy Chemical composition. Equivalents of CuZn33Pb2Si-B ( CB751S ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation at fracture (%) (GP)
5
R p0.2 0.2% proof strength (MPa) (GP)
280
Rm - Tensile strength (MPa) (GP)
400
Hardness
Brinell hardness (HBW): (GP)
110
Other
GC
Continuous casting
GM
Permanent mould casting
GP
Pressure die casting
GS
Sand casting
GZ
Centrifugal casting
H
Material condition designated by the minimum value of hardness requirement for the product with mandatory hardness requirements
R
Material condition designated by the minimum value of tensile strength requirement for the product with mandatory tensile strength and elongation requirements
Registered Designations & Aliases
CB751SCuZn33Pb2Si-B
Standards
EN 1982 EN 1982: 2008 Copper and copper alloys. Ingots and castings