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  CuZn39Mn1AlPbSi   ( CW718R )


    Grade :     CuZn39Mn1AlPbSi
    Number:     CW718R
    Classification:     Complex copper-zinc alloy
    Density     8.2 g/cm ³
    Standard: EN 12163: 1998 Copper and copper alloys. Rod for general purposes
EN 12167: 1998 Copper and copper alloys. Profiles and rectangular bar for general purposes
EN 12165: 1998 Copper and copper alloys. Wrought and unwrought forging stock
EN 12449: 1999 Copper and copper alloys. Seamless, round tubes for general purposes
EN 12420: 1999 Copper and copper alloys. Forgings
    Equivalent grades:     Go here



Chemical composition %   of grade   CuZn39Mn1AlPbSi   ( CW718R )
Fe Si Mn NiAl Cu PbSn Others -
max   0.50.2 - 0.80.8 - 1.8max   0.50.3 - 1.357 - 590.2 - 0.8max   0.5 total 0.3 Zn - remainder


Mechanical properties of grade   CuZn39Mn1AlPbSi   ( CW718R )

Rm - Tensile strength (MPa) (R440)440


Rp0.2 0.2% proof strength (MPa) (R440)200


A - Min. elongation at fracture (%) (R440)12


  Brinell hardness   (HB):   (H100)(R440)100


Equivalent grades of grade   CuZn39Mn1AlPbSi   ( CW718R )
Warning! Only for reference
EU
EN
Germany
DIN,WNr
CuZn39Mn1AlPbSi
2.0561
CuZn40Al1


Casting process
GS Sand casting
GM Permanent mould casting
GZ Centrifugal casting
GC Continuous casting
GP Pressure die casting


Material conditions
R Material condition designated by the minimum value of tensile strength requirement for the product with mandatory tensile strength and elongation requirements
H Material condition designated by the minimum value of hardness requirement for the product with mandatory hardness requirements


Mechanical properties
ReH Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d elasticite minimale
Rm Tensile strength / Zugfestigkeit / Resistance a la traction
A Minimum elongation / Mindestwert der Bruchdehnung / Allongement minimal
J Notch impact test / Kerbschlagbiegeversuch / Essai de flexion par choc

  CuZn39Mn1AlPbSi   ( CW718R ) Complex copper-zinc alloy
Chemical composition. Equivalents of   CuZn39Mn1AlPbSi   ( CW718R ).
Standards.1 Mechanical Properties. Hardness


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