Stable Resistance Nichrome 80 20 Cr20Ni80 Cr30Ni70 Cr15Ni60 Cr20Ni35 Cr20Ni30 Electrical Heating Wire
NICr80/20: Chromel A, Nikrothal 80, N8, Nichrome V, HAI-NiCr 80, Tophet A, Resistohm80, Cronix 80, Protoloy, Nikrothal 8, Alloy A, MWS-650, Stablohm 650
NiCr70/30:Nikrothal 70, Chromel 70/30, N7, Hytemco, HAI-NiCr 70, Balco, Tophet 30,
Resistohm 70, Cronix 70, Stablohm 710
NiCr60/15:Chromel C, Nikrothal 60, N6, HAI-NiCr 60, Tophet C, Resistohm 60, Cronifer II,
Electroloy, Nichrome, Alloy C, Nikrothal 6, MWS-675, Stablohm 675 Â Â
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Ni80Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by high resistivity, good oxidation resistance and very good form stability. It is suitable for use at temperatures up to 1200°C,and hold a superior service life compared to Iron chromium alumium alloys.
Typical applications for Ni80Cr20 are electric heating elements in home appliances,industrial furnaces and resistors(wirewound resistors,metal film resistors), flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.
Normal composition%
C |
P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
Max | |||||||||
0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | Bal. | Max 0.50 | Max 1.0 | - |
Typical Mechanical properties(1.0mm)
Yield strength |
Tensile Strength | Elongation |
Mpa | Mpa | % |
420 | 810 | 30 |
Typical Physical properties
Density (g/cm3) |
8.4 |
Electrical resistivity at 20ºC(mm2/m) | 1.09 |
Conductivity coefficient at 20ºC (WmK) | 15 |
Coefficient of thermal expansion | |
Temperature | Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC | 18 |
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Specific heat capacity | |
Temperature | 20ºC |
J/gK | 0.46 |
Melting point (ºC) | 1400 |
Max continuous operating temperature in air (ºC) | 1200 |
Magnetic properties | non-magnetic |
Temperature Factors Of Electrical Resistivity | |||||
20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 600ºC |
1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Style of supply
Alloys Name | Type | Dimension | ||
Ni80Cr20W | Wire | D=0.03mm~8mm | ||
Ni80Cr20R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
Ni80Cr20S | Strip | W=8~250mm | T=0.1~3.0 | |
Ni80Cr20F | Foil | W=6~120mm | T=0.003~0.1 | |
Ni80Cr20B | Bar | Dia=8~100mm | L=50~1000 |





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Stable Resistance Nichrome 80 20 Cr20Ni80 Cr30Ni70 Cr15Ni60 Cr20Ni35 Cr20Ni30 Electrical Heating Wire
NICr80/20: Chromel A, Nikrothal 80, N8, Nichrome V, HAI-NiCr 80, Tophet A, Resistohm80, Cronix 80, Protoloy, Nikrothal 8, Alloy A, MWS-650, Stablohm 650
NiCr70/30:Nikrothal 70, Chromel 70/30, N7, Hytemco, HAI-NiCr 70, Balco, Tophet 30,
Resistohm 70, Cronix 70, Stablohm 710
NiCr60/15:Chromel C, Nikrothal 60, N6, HAI-NiCr 60, Tophet C, Resistohm 60, Cronifer II,
Electroloy, Nichrome, Alloy C, Nikrothal 6, MWS-675, Stablohm 675 Â Â
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Ni80Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by high resistivity, good oxidation resistance and very good form stability. It is suitable for use at temperatures up to 1200°C,and hold a superior service life compared to Iron chromium alumium alloys.
Typical applications for Ni80Cr20 are electric heating elements in home appliances,industrial furnaces and resistors(wirewound resistors,metal film resistors), flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.
Normal composition%
C |
P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
Max | |||||||||
0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | Bal. | Max 0.50 | Max 1.0 | - |
Typical Mechanical properties(1.0mm)
Yield strength |
Tensile Strength | Elongation |
Mpa | Mpa | % |
420 | 810 | 30 |
Typical Physical properties
Density (g/cm3) |
8.4 |
Electrical resistivity at 20ºC(mm2/m) | 1.09 |
Conductivity coefficient at 20ºC (WmK) | 15 |
Coefficient of thermal expansion | |
Temperature | Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC | 18 |
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Specific heat capacity | |
Temperature | 20ºC |
J/gK | 0.46 |
Melting point (ºC) | 1400 |
Max continuous operating temperature in air (ºC) | 1200 |
Magnetic properties | non-magnetic |
Temperature Factors Of Electrical Resistivity | |||||
20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 600ºC |
1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Style of supply
Alloys Name | Type | Dimension | ||
Ni80Cr20W | Wire | D=0.03mm~8mm | ||
Ni80Cr20R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
Ni80Cr20S | Strip | W=8~250mm | T=0.1~3.0 | |
Ni80Cr20F | Foil | W=6~120mm | T=0.003~0.1 | |
Ni80Cr20B | Bar | Dia=8~100mm | L=50~1000 |





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