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  CuZn39Mn1AlPbSi   ( CW718R )

    Grade :     CuZn39Mn1AlPbSi
    Number:     CW718R
    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
    Classification:     Complex copper-zinc alloy
    Density     8.2 g/cm ³
    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 )
These comparison tables are only intended as an indication of the closest khown equivalent grades.

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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
Mechanische Eigenschaften
Caracteristiques mecaniques
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

Chemical composition of   CuZn39Mn1AlPbSi   ( CW718R ). Equivalent grades of   CuZn39Mn1AlPbSi   ( CW718R ).
Standards of   CuZn39Mn1AlPbSi   ( CW718R ). Properties of   CuZn39Mn1AlPbSi   ( CW718R ). Hardness of   CuZn39Mn1AlPbSi   ( CW718R ).

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