Shanghai Tankii Alloy Material Co.,Ltd
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 200 Tons per Month |
| Delivery Time | 7-15 work days |
| Packaging Details | wooden case |
| Material | Copper-Nickel -Zinc Alloy |
| Name | Nickel silver |
| OD | 1.0mm Min |
| ID | 0.02mm Min |
| Surface | Bright / Polished |
| Density | 8.73g/cm3 |
| Brand Name | TANKII |
| Model Number | Nickel silver pipe |
| Certification | ISO SGS |
| Place of Origin | Shanghai, China, |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 200 Tons per Month |
| Delivery Time | 7-15 work days | Packaging Details | wooden case |
| Material | Copper-Nickel -Zinc Alloy | Name | Nickel silver |
| OD | 1.0mm Min | ID | 0.02mm Min |
| Surface | Bright / Polished | Density | 8.73g/cm3 |
| Brand Name | TANKII | Model Number | Nickel silver pipe |
| Certification | ISO SGS | Place of Origin | Shanghai, China, |
| High Light | alloy of copper and nickel ，nickel copper alloy | ||
JIS C7701 / C7521 Electrum Copper Nickel Zinc Alloy German Silver Pipe / tube for Pressing Parts
Copper-Nickel-Zinc alloy, also called nickel silver, German silver, new silver, nickel brass, albata, or electrum, is a copper alloy with nickel and often zinc. Nickel silver is named for its silvery appearance, but it contains no elemental silver unless plated.
Chemical Content(%)
| Cu | Fe | Mn | Ni | Pb | Zn |
| 61.0~67.0 | < 0.25 | < 0.5 | 16.5~19.5 | < 0.1 | Remainder |
Mechanical Properties
| Condition | 1/2 Hard | Hard | Annealed |
| Hardness | 120 ~ 180 HV | Min. 150 HV | - |
| Tensile Strength | 440 ~ 570 MPa | Min. 540 MPa | Min. 373 Mpa |
| Elongation | Min. 5% | Min. 5% | Min. 20% |
Articles,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 | - | - | - | - |
Typical application
Shields,Liquid crystal oscillators,pressing parts
2. Specification
Pipe/tube : OD 1.0-80mm.
3. Products and services
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
4). Fast delivery;
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1981
Total Annual:
8000000-100000000
Employee Number:
90~100
Ecer Certification：
Verified Supplier
Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribb... Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribb...
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