Resistance Alloy Nichrome 8020 Resistor Wire (Ni80Cr20 / Cr20Ni80 /
X20H80 / Nikrothal 80 Wire)
Product Specifications
| Attribute | Value |
|---|
| Available Diameters | 0.3/0.5/0.8/1.0/1.2/1.6/2.0/2.5/3.2mm |
| Diameter Range | 0.08-4.0mm |
| Grade | NiCr 8020 |
| Manufacturer Location | China |
| Wire Color | Silvery |
| Nickel Content | 80% |
Product Description
Cr20Ni80 resistance alloy wire offers exceptional comprehensive
properties, making it the preferred choice for high-quality heating
elements. This nickel-chromium alloy features excellent oxidation
resistance, high strength, non-magnetic properties, superior
emissivity, corrosion resistance, and maintains structural
integrity without softening or deformation under prolonged use.
Key Advantages
- Superior oxidation resistance at high temperatures
- High mechanical strength and durability
- Non-magnetic properties
- Excellent emissivity characteristics
- Maintains shape with minimal permanent elongation
- Resistant to softening and deformation under load
- Good corrosion resistance properties
Material Properties Comparison
| Performance Material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 |
|---|
| Composition (Ni) | 90 | Rest | Rest | 55.0~61.0 | 34.0~37.0 | 30.0~34.0 |
| Composition (Cr) | 10 | 20.0~23.0 | 28.0~31.0 | 15.0~18.0 | 18.0~21.0 | 18.0~21.0 |
| Maximum Temperature (°C) | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 |
| Melting Point (°C) | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 |
| Density (g/cm³) | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 |
Resistance Wire Grades
| Grade | Specification | Composition |
|---|
| RW30 | W.Nr 1.4864 | Nickel 37%, Chrome 18%, Iron 45% |
| RW41 | UNS N07041 | Nickel 50%, Chrome 19%, Cobalt 11%, Molybdenum 10%, Titanium 3% |
| RW45 | W.Nr 2.0842 | Nickel 45%, Copper 55% |
| RW80 | W.Nr 2.4869 | Nickel 80%, Chrome 20% |
