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Certificazione
0.5mm X 250mm Cu-Zn Alloy Nickel Silver Tape C7521 ASTM Standard for Precision Electronics
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Dettagli:
Termini di pagamento e spedizione:
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Descrizione di prodotto dettagliata
| Standard: | ASTM B122 | Superficie: | luminoso |
|---|---|---|---|
| Potere oppure no: | Non | Tipo: | Cu-Ni-Zn |
| Mestiere: | Forging& caldo che lamina a freddo | Forma: | Foil&Strip |
| DIN: | 2,0740 | JIS: | C7521 |
| Uns: | Bzn 18-18 |
Nickel Silver Bzn 18-18 Copper-Nickel-Zinc Alloy C7521 Rod GB Bzn18-18 Bar
Product Description
C7521(CuNi18Zn20) UNS.C75200
Nickel Silver Alloys, also called Copper - Nickel - Zinc alloys, 65 - 18 - 18 respectively.which has good formability, good corrosion and tarnish - resistance performance, and this alloy has the pleasing silver - like color.
Chemical composition
| Articles | Chemical composition | |||||
| GB | UNS | EN | JIS | Cu% | Ni% | Zn% |
| BZn18-18 | C75200 | CuNi18Zn20 | C7521 | 62-66 | 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 | 6 | 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 | ≥375 | ≥20 | ≤1.6 | 180° | sticking closely |
| 1/2H | 120-180 | 0.1-5.0 | 440-570 | ≥5 | ≤1.6 | 180° | 100% of thickness |
| ≤0.5 | 200% of thickness | ||||||
| H | 150-210 | 0.1-0.15 | 540-640 | - | ≤1.6 | 180° | 200% of thickness |
| >0.15-5.0 | ≥3 | ≤0.5 | 400% of thickness | ||||
| EH | ≥185 | 0.1-5.0 | ≥610 | - | - | - | - |
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
Dettagli di contatto
Ohmalloy Material Co.,Ltd
Persona di contatto: Mr. Qiu
Telefono: +8613795230939
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