Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd First Quality, Sincere Service
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High Quality Copper C77000 Alloy Strip/ Tape/ Foil for Plastic Elements
Chemical Composition:
| Alloy No. | Chemical Composition | |||
| Cu | Mn | Ni | Zn | |
| C75200 | 63.0-66.5 | 0-0.5 | 16.5-19.5 | Remainder |
| C7541 | 60.0-64 | 0-0.5 | 12.5-15.5 | Remainder |
| C77000 | 53.5-56.5 | 0-0.5 | 16.5-19.5 | Remainder |
Properties
Features
Feature: Elasticity modulus: 115GPa
Good fatigue resistance.
Good electroplate performance
Welding performance is good
Fastness in high temperature
Good cold working, deep drawing, curve performance.
| Name | state | tensile strength | elongation | Stantard |
| C75400 | Soft Hard | ≥340Mpa ≥640Mpa | ≥35% ≥1% | GB/T2059-2000 |
| C75200 | Soft Hard | ≥375Mpa ≥540Mpa | ≥20% ≥3% | Q/HUAJ 26-2003 |
| C77000 | Soft Hard | ≥400Mpa ≥705-805Mpa | ≥40% ≥4% | Q/HUAJ 10-97 |
Applications for Nickel Silver Strips/Copper Nickel Zinc Strips:
1) Shielding material for communication electronics
2) Antenna material
3) EMI-shielding material
4) Spring contact
5) Flexible terminal
6) Environmentally-friendly plating-free electronic parts and components
7) Quartz oscillator
8) High-level material
9) Electric material
