CuZn25Al5Fe2Mn2Pb
Copper Alloys
Property Overview
Density8.2g/cm³
Elastic ModulusUnknown
Tensile Strength620MPa
Yield Strength360MPa
Brinell Hardness190HB
Maximum Service TemperatureUnknown
Chemical Composition
PB
CuZn25Al5Fe2Mn2Pb ( CW705R ) Complex copper-zinc alloy Chemical composition. Equivalents of CuZn25Al5Fe2Mn2Pb ( CW705R ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation at fracture (%) (R620)
12
A - Min. elongation at fracture (%) (R650)
10
R p0.2 0.2% proof strength (MPa) (R620)
360
R p0.2 0.2% proof strength (MPa) (R650)
400
Rm - Tensile strength (MPa) (R620)
620
Rm - Tensile strength (MPa) (R650)
650
Hardness
Brinell hardness (HB): (H170)
170 - 200
Brinell hardness (HB): (H190)
190
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
CW705RCuZn25Al5Fe2Mn2Pb
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 12420 EN 12420: 1999 Copper and copper alloys. Forgings