Low Voltage Copper Alloys Constantan Ribbon / Flat Wire 8.9 g / cm3 Density
| Place of Origin: | Zhejiang, China (Mainland) |
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Low Voltage Copper Alloys Constantan Ribbon / Flat Wire 8.9 g / cm3 Density
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Low Voltage Copper Alloys Constantan Ribbon / Flat Wire 8.9 g / cm3 Density
OhmAlloy49(Resistance heating wire and resistance wire)
(Common Name:CuNi44,NC50.Cuprothal, Alloy 294, Cuprothal 294, Nico, MWS-294, Cupron, Copel, Alloy 45, Neutrology, Advance, CuNi 102, Cu-Ni 44, Konstantan,constantan.)
Grade: Constantan Resistance Alloy (Ohmalloy49)
Chemical Composition: Ni:44% Cu: Rest%
Max. continuous service temp. of element(°C) :400degrees
Resistivity at 20ºC(μΩ·m):0.49 ohm mm2/m
Density(g/cm3): 8.9
NiCr series: CuNi1;CuNi2;CuNi6;CuNi8;CuNi10;CuNi14;CuNi19;
CuNi23;CuNi30;CuNi34;CuNi40(Constantan);Manganin
Normal composition%
| Nickel | 44 | Manganese | 1 |
| Copper | Bal. |
Typical Mechanical properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 250 | 420 | 25 |
Typical Physical properties
| Density (g/cm3) | 8.9 |
| Electrical resistivity at 20 (mm2/m) | 0.49 |
| Temperature factor of resistivity(20~600)X10-5/ | -6 |
| Conductivity coefficient at 20 (WmK) | 23 |
| EMF vs Cu(μV/ )(0~100 ) | -43 |
Corrosion resistance performance
| Alloys | Working In atmosphere at 20 | Working at max temperature 200 | |||||
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Air and oxygen contain |
gases with Nitrogen |
gases with sulfur |
gases with sulfur |
carburization | |||
| OhmAlloy49 | good | good | good | good | bad | good | |
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Company Info
Ohmalloy Material Co.,Ltd [China (Mainland)]
Business Type:Manufacturer
City: Shanghai
Province/State: Shanghai
Country/Region: China (Mainland)
