Cr20Ni80 NiCr 8020 Alloy Nichrome Wire 0.025-8mm Diameter for Heating Elements with 1200°C Max Temperature
Price:
Negotiable
MOQ:
5
Delivery Time:
7-20 days
Brand:
Victory
Product Description
Cr20Ni80 NiCr 8020 Alloy Nichrome Resistance Wire
Nichrome Cr20Ni80 is a premium nickel-chromium alloy wire engineered for high-temperature heating applications. This non-magnetic material offers exceptional electrical resistance, oxidation resistance, and thermal stability, making it ideal for industrial heating elements and electrical devices.
Key Material Properties
Excellent ductility and workability at high temperatures
Superior oxidation resistance and corrosion resistance
High and stable electrical resistivity (1.09±0.05 μΩ·m at 20°C)
Good weldability and coil-forming capabilities
Maximum operating temperature of 1200°C
Available NiCr Alloy Series
Our comprehensive range includes Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, and Cr20Ni30 alloys, each optimized for specific temperature ranges and application requirements.
Technical Specifications
Material Performance Comparison
| Performance Material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 |
|---|---|---|---|---|---|---|
| Ni Composition | 90 | Rest | Rest | 55.0～61.0 | 34.0～37.0 | 30.0～34.0 |
| Cr Composition | 10 | 20.0～23.0 | 28.0～31.0 | 15.0～18.0 | 18.0～21.0 | 18.0～21.0 |
| Fe Composition | － | ≤1.0 | ≤1.0 | Rest | Rest | Rest |
| 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 |
| Resistivity μΩ·m, 20°C | 0.76±0.05 | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 |
| Elongation at Break | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 |
| Specific Heat J/g·°C | － | 0.44 | 0.461 | 0.494 | 0.5 | 0.5 |
| Thermal Conductivity KJ/m·h·°C | － | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 |
| Linear Expansion Coefficient ×10⁻⁶/°C (20～1000°C) | － | 18 | 17 | 17 | 19 | 19 |
| Microstructure | － | Austenite | Austenite | Austenite | Austenite | Austenite |
| Magnetic Properties | － | Nonmagnetic | Nonmagnetic | Nonmagnetic | Weak magnetic | Weak magnetic |
Available Forms and Dimensions
| Wire | Diameter: 0.025mm - 8mm |
|---|---|
| Flat Wire | Width: 0.40 - 6.0mm | Thickness: 0.03 - 0.50mm |
| Strip | Width: 8 - 250mm | Thickness: 0.05 - 3.0mm |
| Bar | Diameter: 8 - 100mm | Length: 50 - 1000mm |
Application Examples
Cr20Ni80 nichrome wire is extensively used in industrial electric furnaces, laboratory heating equipment, heat guns, industrial hair dryers, water heating systems, high-value electrical resistors, and heating cords and cables.
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Company
Changzhou Victory Technology Co., Ltd
Location
NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu
Contact Person
Victory