CuNi7Zn39Pb3Mn2
Nickel Alloys
Property Overview
Density8.5g/cm³
Elastic ModulusUnknown
Tensile Strength510MPa
Yield Strength400MPa
Brinell Hardness150HB
Maximum Service TemperatureUnknown
Chemical Composition
MN
CuNi7Zn39Pb3Mn2 ( CW400J ) Copper-nickel-zinc alloy Chemical composition. Equivalents of CuNi7Zn39Pb3Mn2 ( CW400J ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation Lo = 100mm (%) (R510)
8
A - Min. elongation at fracture (%) (R510)
12
R p0.2 0.2% proof strength (MPa) (R510)
400
Rm - Tensile strength (MPa) (R510)
510
Hardness
Brinell hardness (HB): (R510)
150
Other
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
CW400JCuNi7Zn39Pb3Mn2
Standards
EN 12164 EN 12164: 1998 Copper and copper alloys. Rod for free machining purposes
EN 12165 EN 12165: 1998 Copper and copper alloys. Wrought and unwrought forging stock
EN 12166 EN 12166: 1998 Copper and copper alloys. Wire for general purposes
EN 12167 EN 12167: 1998 Copper and copper alloys. Profiles and rectangular bar for general purposes
EN 12420 EN 12420: 1999 Copper and copper alloys. Forgings