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Ni35Cr20 High Resistance Alloy
Introduction
Ni35Cr20 resistance alloy is made of nichrome alloy, having high resistivity, good oxidation resistance, good stability and ductility, good welding performance. And the maximum operating temperature is 1100℃, with a service life longer than FeCrAl alloy.
| Shape | Specification | ||
| Wire | Diameter: 0.03mm-8mm | ||
| Flat strip | Width: 0.4-40mm | Thickness: 0.03-2.9mm | |
| Strip | Width: 8-250mm | Thickness: 0.1-3.0mm | |
| Foil | Width: 6-120mm | Thickness: 0.003-0.1 | |
| Rod | Diameter: 8-100mm | Length: 50-1000 mm | |
Application
Ni35Cr20 resistance alloy is widely used in storage heater, convection heater, heavy rheostat and fan heater, and deicing element, electric blanket, car cushion, baseboard heater, floor heating and various resistors.
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| ≤ | |||||||||
| 0.08 | 0.02 | 0.015 | 1 | 1.0~3.0 | 18.0~21.0 | 34.0~37.0 | - | Balance | - |
| 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 |
| 340 | 675 | 35 | 7.9 | 1.04 | 13 | 19x10-6 | 0.5 | 1390 | 1100 | Non-magnetism |
| 20℃ | 100℃ | 300℃ | 400℃ | 500℃ | 600℃ |
| 1 | 1.029 | 1.09 | 1.115 | 1.139 | 1.157 |
| 700℃ | 800℃ | 1000℃ | 1100℃ | 1200℃ | 1300℃ |
| 1.173 | 1.188 | 1.219 | 1.228 | - | - |
Index
nickel chromium alloy, resistance wire, alloy strip, NiCr alloy
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