Introduction:
Ni80Cr20 resistance alloy adopts nichrome alloy to have high resistivity, good oxidation resistance, excellent stability, a maximum operating temperature of 1200℃ and a service life longer than FeCrAl alloy.
Style and specification of supply Style | Specification |
Wire | Diameter: 0.03mm-8mm | |
Flat strip | Width: 0.4-40 | Thickness: 0.03-2.9mm | |
Strip | Width: 8-250mm | Thickness: 0.1-3.0 | |
Foil | Width: 6-120mm | Thickness: 0.003-0.1 | |
Rod | Diameter: 8-100mm | Length: 50-1000 | |
Application
Ni80Cr20 resistance alloy can be widely used in household component, industrial furnace and various resistors, such as winding resistor, sheet metal resistor, air blower, electric melting furnace, smelting of iron, oven and even the electric cigarette.
Chemical composition (%) C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
≤ |
0.03 | 0.02 | 0.015 | 0.6 | 0.75~1.60 | 20.0~23.0 | Balance | ≤ 0.50 | ≤ 1.0 | - |
Parameters Yield strength (Mpa) | Tensile strength (Mpa) | Elongation (%) | Density (g/cm3) | Resistivity (20℃) (Ω·mm2/m) | Heat conductivity (20℃) (W/(m·K)) | Average linear expansion coefficient (20℃-1000℃) (1/℃) | Specific heat capacity (20℃) (J/( kg℃)) | Melting point (℃) | Max. operating temperature (℃) | Magnetism |
420 | 810 | 30 | 8.4 | 1.09 | 15 | 18x10-6 | 0.46 | 1400 | 1200 | Non |
Resistance temperature factor (correction factor) 20℃ | 100℃ | 200℃ | 300℃ | 400℃ | 600℃ |
1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1300℃ |
1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Index
nickel chromium alloy, resistance wire, alloy strip, NiCr alloy