0.4mm 0.5mm cr20ni80 8020 nicr alloy nichrome wire for heating element
| Chemical Composition and Propertes: | |
| Propertes/Grade | |
| NiCr 80/20 | |
| NiCr 70/30 | |
| NiCr 60/15 | |
| Main Chemical Composition(%) | |
| Ni | |
| Bal. | |
| Bal. | |
| 55.0-61.0 | |
| Cr | |
| 20.0-23.0 | |
| 28.0-31.0 | |
| 15.0-18.0 | |
| Fe | |
| ≤ 1.0 | |
| ≤ 1.0 | |
| Bal. | |
| Max Working Temperature(ºC) | |
| 1200 | |
| 1250 | |
| 1150 | |
| Resistivity at 20ºC(μ Ω · m) | |
| 1.09 | |
| 1.18 | |
| 1.12 | |
| Density(g/cm3) | |
| 8.4 | |
| 8.1 | |
| 8.2 | |
| Thermal Conductivity(KJ/m· h· ºC) | |
| 60.3 | |
| 45.2 | |
| 45.2 | |
| Coefficient of Thermal Expansion(α × 10-6/ºC) | |
| 18 | |
| 17 | |
| 17 | |
| Melting Point(ºC) | |
| 1400 | |
| 1380 | |
| 1390 | |
| Elongation(%) | |
| > 20 | |
| > 20 | |
| > 20 | |
| Micrographic Structure | |
| austenite | |
| austenite | |
| austenite | |
| Magnetic Property | |
| nonmagnetic | |
| nonmagnetic | |
| nonmagnetic | |
| Propertes/Grade | |
| NiCr 35/20 | |
| NiCr 30/20 | |
| Karma | Evanohm |
| Main Chemical | |
| Ni | |
| 34.0-37.0 | |
| 30.0-34.0 | |
| Bal | Bal |
| Composition(%) | |
| Cr | |
| 18.0-21.0 | |
| 18.0-21.0 | |
| 19.0-21.5 | 19.0-21.5 |
| Fe | |
| Bal. | |
| Bal. | |
| 2.0-3.0 | - |
| Max Working Temperature(ºC) | |
| 1100 | |
| 1100 | |
| 300 | 1400 |
| Resistivity at 20ºC | |
| 1.04 | |
| 1.04 | |
| 1.33 | 1.33 |
| (μ Ω · m) | |
| Density(g/cm3) | |
| 7.9 | |
| 7.9 | |
| 8.1 | 8.1 |
| Thermal Conductivity | |
| 43.8 | |
| 43.8 | |
| 46 | 46 |
| (KJ/m· h· ºC) | |
| Coefficient of Thermal | |
| 19 | |
| 19 | |
| - | - |
| Expansion(α × 10-6/ºC) | |
| Melting Point(ºC) | |
| 1390 | |
| 1390 | |
| 1400 | 1400 |
| Elongation(%) | |
| > 20 | |
| > 20 | |
| > 20 | > 20 |
| Micrographic Structure | |
| austenite | |
| austenite | |
| austenite | austenite |
| Magnetic Property | |
| nonmagnetic | |
| nonmagnetic | |
| nonmagnetic | nonmagnetic |
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