| Properties/Grade | NiCr 35/20 | NiCr 30/20 | Karma | Evanohm |
|---|
Main Chemical
Composition (%) | Ni
34.0-37.0
Cr
18.0-21.0
Fe
Bal. | Ni
30.0-34.0
Cr
18.0-21.0
Fe
Bal. | Ni
Bal.
Cr
19.0-21.5
Fe
2.0-3.0 | Ni
Bal.
Cr
19.0-21.5
Fe
- | Max Working
Temperature (ºC) | 1100 | 1100 | 300 | 1400 | Resistivity at
20ºC (μΩ·m) | 1.04 | 1.04 | 1.33 | 1.33 | | Density (g/cm³) | 7.9 | 7.9 | 8.1 | 8.1 | Thermal Conductivity
(KJ/m·h·ºC) | 43.8 | 43.8 | 46 | 46 | Coefficient of
Thermal Expansion (α×10⁻⁶/ºC) | 19 | 19 | - | - | | Melting Point (ºC) | 1390 | 1390 | 1400 | 1400 | | Elongation (%) | > 20 | > 20 | 10-20 | 10-20 | | Micrographic Structure | austenite | austenite | austenite | austenite | | Magnetic Property | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
| Chemical Composition | Nickel 80%, Chrome 20% | | Condition | Bright/Acid white/Oxidized Color | | Diameter (Wire) | 0.018mm~1.6mm (spool), 1.5mm-8mm (coil), 8~60mm (rod) | | Nichrome Round Wire | Diameter: 0.018mm~10mm | | Nichrome Ribbon | Width: 5~0.5mm, Thickness: 0.01-2mm | | Nichrome Strip | Width: 450mm~1mm, Thickness: 0.001mm~7mm | | Grade | Ni80Cr20, Ni70/30, Ni60Cr15, Ni60Cr23, Ni35Cr20Fe,
Ni30Cr20, Ni80, Ni70, Ni60, Ni40 | | Advantage | Excellent cold plasticity due to metallurgical structure | | Characteristics | Stable performance;
Anti-oxidation;
Corrosion resistance;
High temperature stability;
Excellent coilforming ability;
Uniform and clean surface without spots | | Usage | Resistance heating elements;
Metallurgy materials;
Household appliances;
Mechanical manufacturing and other industries |
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