Cupronickel copper strip
Mechanical property:
Alloy number | Status | Tensile strength (N/mm2) | Elongation (%) | Vickers hardness (HV) | |
BZn18-18 | C7521 | O | 390-450 | ≥32 | 90-115 |
1/2H | 440-570 | ≥8 | 140-190 | ||
H | 540-625 | ≥1.5 | 190-240 | ||
BZn18-26 | C7701 | O | 390-490 | ≥35 | 90-120 |
1/2H | 460-560 | ≥8 | 120-190 | ||
H | 540-655 | ≥5 | 190-240 | ||
BZn15-20 | C7541 | O | ≥355 | ≥20 | ---- |
1/2H | 410-540 | ≥5 | 110-170 | ||
H | ≥540 | ≥3 | ≥150 | ||
Physical property:
1.Good corrosion resistance
2.Good anti-fatigue performance
3.Good deep drawability
4.Good ductility performance
2.Good anti-fatigue performance
3.Good deep drawability
4.Good ductility performance
Main application:
1.The crystal shell
2.Potentiometer slider
3.Cellphone shielding shell and cover
4.Medical devices
