Cu-Ni-Zn Alloy
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Application
Cu-Ni-Zn alloy is widely used in antenna, cell phone shielding case, shell of crystal resonator, silverware, jewellery, eyeglass, medical appliances, zipper, key and other industries.
| Grade | State | Tensile test | Hardness test | Main components | |||||||
| China | Japan | America | Thickness (mm) | Tensile strength (Mpa) | Elongation (%) | Thickness (mm) | Vickers hardness (HV) | Cu (%) | Ni (%) | Zn (%) | |
| Bzn18-18 | C7521 | C75200 | 0 | 0.08-10.0 | ≥375 | ≥20 | 63.5-66.5 | 16.5-19.5 | Balance | ||
| 1/2H | 0.08-10.0 | 440-570 | ≥5 | ≥0.06 | 120-180 | ||||||
| H | 0.08-10.0 | ≥540 | ≥3 | ≥0.06 | 150-200 | ||||||
| Bzn18-26 | C7701 | C77000 | 1/2H | 0.08-10.0 | 540-655 | ≥8 | ≥0.06 | 150-210 | 53.5-56.5 | 16.5-19.5 | 16.5-19.5 |
| H | 0.08-10.0 | 630-735 | ≥4 | ≥0.06 | 180-240 | ||||||
| EH | 0.08-10.0 | 705-805 | ≥0.06 | 210-260 | |||||||
| SH | 0.08-10.0 | 765-865 | 230-270 | ||||||||
Index
alloy strip, copper nickel zinc alloy
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