
Nickel Ni min 75.0% | ChromiumCr19.0-21.0% | IronFe1.0% | SiliconSi0.5-2.0% | ManganeseMn1.0% | CopperCu0.5% | CarbonC0.15% |
Density at |
Electrical |
Melting point, |
Max continuous |
Magnetic properties |
8.3 g/cm3 |
1.08 (1.12)* |
1400 |
1200 |
The material is non-magnetic |
*Electrical resistivity 1.16 Ω mm2/m corresponds to an Oxidized Annealed condition Electrical resistivity 1.19 Ω mm2/m corresponds to a Bright Annealed condition |
NiCr 80 20 wire, mm |
Yield strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Elongation A % |
Hardness Hv |
1.0 | 420 | 810 | 30 | 180 |
4.0 | 300 | 725 | 30 | 160 |
Product | Size, mm | Condition of supply |
wire | 0.2 – 12.0 | bright annealed oxidized |
bar | 5.0 – 60.0 | hot finished cold finished peeled bright turned bright annealed |
strip | Thickness 2.5 – 5.0 Width 20 – 100 |
cold finished bright annealed |
stranded wire | 2.5 – 3.0 | hard annealed |
NiCr 8020 datasheet.
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