OhmAlloy10(Resistance heating strip)
(Common Name:Cuprothal 10,CuNi6,NC6)
OhmAlloy10 is a copper-nickel alloy (Cu94Ni6 alloy) with low resistivity for use at temperatures up to 220°C.
OhmAlloy10 Wire is typically used for low-temperature applications such as heating cables.
Normal composition%
| Nickel | 6 | Manganese | - |
| Copper | Bal. | | |
Typical Mechanical properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 110 | 250 | 25 |
Typical Physical properties
| Density (g/cm3) | 8.9 |
| Electrical resistivity at 20ºC (Ωmm2/m) | 0.1 |
| Temperature factor of resistivity(20ºC~600ºC)X10-5/ºC | <60 |
| Conductivity coefficient at 20ºC (WmK) | 92 |
| EMF vs Cu(μV/ºC )(0~100ºC ) | -18 |
| Coefficient of thermal expansion |
| Temperature | Thermal Expansion x10-6/K |
| 20 ºC- 400ºC | 17.5 |
| Specific heat capacity |
| Temperature | 20ºC |
| J/gK | 0.380 |
| Melting point (ºC) | 1095 |
| Max continuous operating temperature in air (ºC) | 220 |
| Magnetic properties | non-magnetic |
Corrosion resistance performance
| Alloys | Working In atmosphere at 20ºC | Working at max temperature 200ºC |
Air and oxygen contain
gases | gases with Nitrogen | gases with sulfur
oxidability | gases with sulfur
reductibility | carburization |
| OhmAlloy10 | good | bad | bad | bad | bad | good |
Style of supply
| Alloys Name | Type | Dimension |
| OhmAlloy10W | Wire | D=0.06mm~8mm |
| OhmAlloy10R | Ribbon | W=0.4~40 | T=0.05~2.9mm |
| OhmAlloy10S | Strip | W=8~200mm | T=0.1~3.0 |
| OhmAlloy10F | Foil | W=6~120mm | T=0.005~0.1 |
| OhmAlloy10B | Bar | Dia=8~100mm | L=50~1000 |