Model NO.: Germany Silver
Thickness: 0.005mm~3.0mm
Width: 5mm~300mm
Serves: Small Order Accepted
Sample: Free
standard: GB/ASTM/JIS/BIS/DIN
colour: silver white
Trademark: TANKII
Transport Package: Wooden Cases
Specification: ROHS
Origin: Shanghai
HS Code: 7409400000
Made in China Germany Silver Strip/Sheet C75200Chemical Composition:Â
| 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
|
Alloy No. |
Quality Grade | Properties | |||
| Tensile | Elongation | Hardness Test | |||
| Strength | |||||
| (Kgf/mm 2 ) | JIS | ShanghaiMetal | |||
| Â | Standards | ||||
| C75200 | O | ≥ 38 | ≥ 20 | - | ≥ 110 |
| 1/4H | 38~46 | ≥ 10 | - | 110~140 | |
| 1/2H | 44~52 | ≥ 5 | 120~180 | 130~160 | |
| 3/4H | - | - | - | - | |
| H | 52~60 | ≥ 3 | > 150 | 150~180 | |
| EH | ≥ 58 | - | - | ≥ 180 | |
| SH | - | - | - | - | |
| C7541 | O | ≥ 36 | ≥ 20 | - | ≥ 110 |
| 1/4H | - | - | - | - | |
| 1/2H | 42~55 | ≥ 5 | 110~170 | 110~150 | |
| 3/4H | - | - | - | - | |
| H | ≥ 50 | ≥ 3 | > 135 | ≥135 | |
| EH | - | - | - | - | |
| SH | - | - | - | - | |
| C7700 | O | - | - | - | - |
| 1/4H | - | - | - | - | |
| 1/2H | 55~67 | ≥ 8 | 150~210 | 140~200 | |
| 3/4H | - | - | - | - | |
| H | 64~75 | ≥ 4 | 180~240 | 175~220 | |
| EH | 72~82 | - | 210~260 | 195~240 | |
| SH | 78~88 | - | 230~270 |
210~250 Â |
|
| Name | state | tensile strength | elongation | Stantard |
| Â C75400 |
Soft Hard |
≥340Mpa ≥640Mpa |
≥35% ≥1% |
GB/T2059-2000 |
| Â C75200 |
Soft Hard |
≥375Mpa ≥540Mpa |
≥20% ≥3% |
 Q/HUAJ 26-2003 |
| Â 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 materialÂ
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.
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