0.3*305mm Copper alloy strip Nickel silver C7701/C77000/ Germany sliver strip
C7701(CuNi18Zn27) UNS.C77000
Nickel silver alloys, also known as copper-nickel-zinc alloys, 65 - 18 - 27, respectively. It is moldable, good corrosion and resistance resistance, and the alloy has a pleasant silver content.
Chemical composition
| Articles | Chemical composition |
| GB | UNS | EN | JIS | Cu% | Ni% | Zn% |
| BZn18-26 | C77000 | CuNi18Zn27 | C7701 | 53-56 | 16.5-19.5 | Rem |
Physical properties,fabrication properties
| Physical properties | fabrication properties |
| density g/cm3 | electrical conductivity %IACS | thermal conductivity W/(m.K) | modulus of elasticity GPa | specific heat J/(g.K) | cold-workability | machinability | electric plating property | hot dip tin plating property | weldability | corrosion |
| 8.73 | 5 | 32 | 125 | 0.34 | excellent | suitable | excellent | excellent | good | excellent |
Mechanical properties
| Mechanical properties |
| State | Hardness HV | Tension test | bending test |
| Thickness mm | Tensile strength MPa | elongation % | thickness | angles | ID |
| 0 | - | 0.1-5.0 | ≥380 | ≥20 | ≤1.6 | 180° | sticking closely |
| 1/2H | 150-210 | 0.1-5.0 | 540-655 | ≥8 | ≤1.6 | 180° | 300% of thickness |
| ≤0.5 | 400% of thickness |
| H | 180-240 | 0.1-0.15 | 630-735 | - | ≤1.6 | 180° | 600% of thickness |
| >0.15-5.0 | ≥6 | ≤0.5 | 600% of thickness |
| EH | 210~260 | 0.1-5.0 | 705~805 | - | - | - | -
|
Features
1) Good color
2) High toughness
3) High strength
4) High stability
5) Excellent elasticity with fine silver gloss
6) Good fatigue
7) Rust and corrosion resistance properties
8) C7521 and C7541 have very good deep-drawing performance
Applications
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
Package
FAQ
1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you want.
If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.
2. How can you pay for small sample amount?
We have account, wire transfer for sample amount also ok.
3. Customer do not have express account. How will us arrange the delivery for sample order?
Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.
4. What's our payment terms?
We can accept LC T/T payment terms, it also depending on delivery and total amount. Let's talk more in details after getting your detailed requirements.
5. Do you provide free samples?
If you want several meters and we have stock of your size, we can provide, customer need to bear the International express cost.
6. What's our working time?
We will give you reply through email/phone Online contact tool within 24 hours. No matter working day or holidays.
Product Tags:
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ASTM B122 C7701 Nickel Silver Strip Cold Rolling Bright Surface Images
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