Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd First Quality, Sincere Service
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Tankii heating coil strip resistance ribbon nickel alloy strip for resistor High-speed rail
Products and services
1 > ROHS cerfication;
2.> Small orders are accepted;
3.> Factory direct sale;
4.> Timely delivery;
5> Samples are available;
Features
1>. Good oxidation resistance;
2> . Low embrittlement at high temperature;
3.> Good plasticity(easier to give them a shape);
4> . Nice performance and processing;
Applications
1> . In metal sheathed tubular elements used in grills;
2> . Toaster ovens;
3.> Storage heaters;
4.> As suspended coils in air heaters;
5.> Used in clothes dryers, fan heaters, hand dryers;
6> . Industrial hot wire foam cutters.
Chemical Composition and Propertes:
Propertes/Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
Main Chemical Composition(%) | Ni | Bal. | Bal. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
Fe | ≤ 1.0 | ≤ 1.0 | Bal. | Bal. | Bal. | |
Max Working Temperature(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity at 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Density(g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Thermal Conductivity (KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of Thermal Expansion(α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
Melting Point(ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic Property | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | |
