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CuZn20 (CW503L)
Grade : | CuZn20 |
Number: | CW503L |
Classification: | Copper-zinc alloy |
Chemical composition % of grade CuZn20 ( CW503L)
Fe | Ni | Al | Cu | Pb | Sn | Others | - |
max 0.05 | max 0.3 | max 0.02 | 79 - 81 | max 0.05 | max 0.1 | total 0.1 | Zn - remainder |
Mechanical properties of grade CuZn20 ( CW503L)
Rm - Tensile strength (MPa) (R270) | 270-320 |
Rm - Tensile strength (MPa) (R320) | 320-400 |
Rm - Tensile strength (MPa) (R400) | 400-480 |
Rp0.2 0.2% proof strength (MPa) (R270) | 150 |
Rp0.2 0.2% proof strength (MPa) (R320) | 200 |
Rp0.2 0.2% proof strength (MPa) (R400) | 320 |
A - Min. elongation at fracture (%) (R270) | 48 |
A - Min. elongation at fracture (%) (R320) | 28 |
A - Min. elongation at fracture (%) (R400) | 12 |
A - Min. elongation Lo = 50mm (%) (R270) | 38 |
A - Min. elongation Lo = 50mm (%) (R320) | 20 |
A - Min. elongation Lo = 50mm (%) (R400) | 5 |
Vickers hardness ( HV): (H055) | 55 - 85 |
Vickers hardness ( HV): (H085) | 85 - 120 |
Vickers hardness ( HV): (H120) | 120 - 155 |
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