Nickel Chromium Wire Ni80Cr20+Nb Alloy Wire Good High Temperature Resistance For Heating
Nickel Chromium Wire Ni80Cr20+Nb Alloy Wire Good High Temperature Resistance For Heating
Product info:
Chemical Composition: Nickel 80%, Chrome 20% +Nb
Condition: Bright/Acid white/Oxidied Color
Diameter: Can be customized
China NiCr Alloy Wire Manufacturer
Chemical Composition and Propertes:
| Product 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 | |
Regular size:
We supply products in the shape of wire,flat wire,strip.We can also make customized material according to useris requests.
Bright, annealed, soft wire–0.025mm~5mm
Acid pickeling white wire:1.8mm~10mm
Oxidized wire:0.6mm~10mm
Flat wire:thickness 0.05mm~1.0mm,width 0.5mm~5.0mm
Process:
Wire:Material preparation→melting→re-melting→forging→hot rolling→heat treatment→surface treatment→drawing(rolling)→finish heat treatment→inspection→package→warehouse
Product features:
1)Excellent anti-oxidation and mechanical strength at high temperature;
2)High resistivity and low temperature coefficient of resistance;
3)Excellent reelability and forming performance;
4)Excellent welding performace
