CuZn40加工黄铜成分环保铜

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CuZn40 ( CW509L )
Grade : CuZn40
Number: CW509L
Classification: Copper-zinc alloy
Density 8.4 g/cm ³
Standard: EN 1652: 1998 Copper and copper alloys. Plate, sheet, strip and circles for general purposes
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 CuZn40 ( CW509L )
Fe Ni Al Cu Pb Sn Others -
max 0.2 max 0.3 max 0.05 59.5 - 61.5 max 0.3 max 0.2 total 0.2 Zn - remainder


Mechanical properties of grade CuZn40 ( CW509L )

Rm - Tensile strength (MPa) (R340) 340-420
Rm - Tensile strength (MPa) (R400) 400-480


Rp0.2 0.2% proof strength (MPa) (R340) 240
Rp0.2 0.2% proof strength (MPa) (R400) 200


A - Min. elongation at fracture (%) (R340) 43
A - Min. elongation at fracture (%) (R400) 23


A - Min. elongation Lo = 50mm (%) (R340) 33
A - Min. elongation Lo = 50mm (%) (R400) 15


Vickers hardness ( HV): (H085) 85 - 115
Vickers hardness ( HV): (H110) 110 - 140