CuZn39Mn1AlPbSi
Copper Alloys
Property Overview
Density8.2g/cm³
Elastic ModulusUnknown
Tensile Strength440MPa
Yield Strength200MPa
Brinell Hardness100HB
Maximum Service TemperatureUnknown
Chemical Composition
MN
CuZn39Mn1AlPbSi ( CW718R ) Complex copper-zinc alloy Chemical composition. Equivalents of CuZn39Mn1AlPbSi ( CW718R ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation at fracture (%) (R440)
12
R p0.2 0.2% proof strength (MPa) (R440)
200
Rm - Tensile strength (MPa) (R440)
440
Hardness
Brinell hardness (HB): (H100)(R440)
100
Registered Designations & Aliases
CW718RCuZn39Mn1AlPbSi
Standards
EN 12163 EN 12163: 1998 Copper and copper alloys. Rod for general purposes
EN 12165 EN 12165: 1998 Copper and copper alloys. Wrought and unwrought forging stock
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
EN 12449 EN 12449: 1999 Copper and copper alloys. Seamless, round tubes for general purposes