CuZn40Mn1Pb1FeSn
Copper Alloys
Property Overview
Density8.3g/cm³
Elastic ModulusUnknown
Tensile Strength450MPa
Yield Strength220MPa
Brinell Hardness130HB
Maximum Service TemperatureUnknown
Chemical Composition
PB
CuZn40Mn1Pb1FeSn ( CW722R ) Complex copper-zinc alloy Chemical composition. Equivalents of CuZn40Mn1Pb1FeSn ( CW722R ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation Lo = 100mm (%) (R520)
8
A - Min. elongation at fracture (%) (R450)
16
A - Min. elongation at fracture (%) (R520)
12
R p0.2 0.2% proof strength (MPa) (R450)
220
R p0.2 0.2% proof strength (MPa) (R520)
290
Rm - Tensile strength (MPa) (R450)
450
Rm - Tensile strength (MPa) (R520)
520
Hardness
Brinell hardness (HB): (R450)
130
Brinell hardness (HB): (R520)
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
CW722RCuZn40Mn1Pb1FeSn
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 12167 EN 12167: 1998 Copper and copper alloys. Profiles and rectangular bar for general purposes
EN 12168 EN 12168: 1998 Copper and copper alloys. Hollow rod for free machining purposes
EN 12420 EN 12420: 1999 Copper and copper alloys. Forgings