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Ni30Cr20 High Resistance Alloy
Introduction:
Ni30Cr20 resistance alloy is composed of nichrome alloy. It is of high resistivity, good oxidation resistance, good stability, ductility and welding performance, having a maximum operating temperature of 1100℃ and a service life longer than FeCrAl alloy.
| 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
Ni30Cr20 resistance alloy applies widely to 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 |
| Max | |||||||||
| 0.08 | 0.02 | 0.015 | 1 | 1.0~2.0 | 18.0~21.0 | 30.0~34.0 | - | 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 |
| 20℃ | 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ |
| 1 | 1.023 | 1.052 | 1.079 | 1.103 | 1.125 | 1.141 |
| 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1200℃ | 1300℃ |
| 1.158 | 1.173 | 1.187 | 1.201 | 1.214 | 1.226 | - |
Index
nickel chromium alloy, resistance wire, alloy strip, NiCr alloy
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