Nichrome Alloy Sheet
Grade: Ni80Cr20
1. Performance: High resistivity, good oxidation resistance, very good form stability, good ductility and excellent weldability.
2. Application: It is widely used for electric heating elements in home appliances and industrial furnaces. And the typical applications are flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.
3. Sizes: Thickness 0.2mm-3.0mm, width 0.5mm-200mm, other sizes are available upon your request.
4. Main products: Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni35Cr20, Ni30Cr20 etc
Most competitive price you will get from us. Please email us for more information.
Propertes/Grade | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 |
Main Chemical composition | Ni | Rest | Rest | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 |
| Fe | ≤ 1.0 | ≤ 1.0 | Rest | Rest | Rest |
Max. continuous service temp. of element | 1200 | 1250 | 1150 | 1100 | 1100 |
Resistivity at 20oC (μ Ω @ m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 |
Density (g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 |
Thermal conductivity(KJ/m@ h@ oC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 |
Coefficient of lines expansion(α × 10-6/oC) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 |
Melting point (approx. )( oC) | 1400 | 1380 | 1390 | 1390 | 1390 |
Elongation at rupture (%) | > 20 | > 20 | > 20 | > 20 | > 20 |
Micrographic structure | austenite | austenite | austenite | austenite | austenite |
Magnetic properties | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
Propert es/Grade | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 |
Main Chemical composition | Ni | Rest | Rest | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 |
| Fe | ≤ 1.0 | ≤ 1.0 | Rest | Rest | Rest |
Max. continuous service temp. of element | 1200 | 1250 | 1150 | 1100 | 1100 |
Resistivity at 20oC (μ Ω @ m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 |
Density (g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 |
Thermal conductivity(KJ/m@ h@ oC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 |
Coefficient of lines expansion(α × 10-6/oC) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 |