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Heat Resistant Copper Nickel Wire Curpothal 15 / Alloy 90 For Electric Blankets
OhmAlloy15(Resistance heating wire and resistance wire)
(Common Name:CuNi10,Curpothal 15,NC15)
OhmAlloy15 is a copper-nickel alloy (Cu90Ni10 alloy) with low resistivity for use at temperatures up to 250°C.
Curpothal 15 is typically used for applications such as heating cables, fuses, shunts, resistors and various types of controllers.
| Nickel | 10 | Manganese | - |
| Copper | Bal. |
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 130 | 290 | 25 |
| Density (g/cm3) | 8.9 |
| Electrical resistivity at 20℃ (Ωmm2/m) | 0.15 |
| Temperature factor of resistivity(20℃~600℃)X10-5/℃ | <50 |
| Conductivity coefficient at 20℃ (WmK) | 59 |
| EMF vs Cu(μV/℃ )(0~100℃ ) | -25 |
| Coefficient of thermal expansion | |
| Temperature | Thermal Expansion x10-6/K |
| 20 ℃- 400℃ | 17.5 |
| Specific heat capacity | |
| Temperature | 20℃ |
| J/gK | 0.380 |
| Melting point (℃) | 1100 |
| Max continuous operating temperature in air (℃) | 250 |
| Magnetic properties | non-magnetic |
Corrosion resistance performance
|
Alloys |
Working In atmosphere at 20℃ | Working at max temperature 200℃ | |||||
| Air and oxygen contain gases | gases with Nitrogen | gases with sulfur oxidability | gases with sulfur reductibility | carburization | |||
| OhmAlloy015 | good | general | general | general | bad | good | |
Style of supply
| Alloys Name | Type | Dimension | ||
| OhmAlloy015W | Wire | D=0.06mm~8mm | ||
| OhmAlloy015R | Ribbon | W=0.4~40 | T=0.05~2.9mm | |
| OhmAlloy015S | Strip | W=8~200mm | T=0.1~3.0 | |
| OhmAlloy015F | Foil | W=6~120mm | T=0.005~0.1 | |
| OhmAlloy015B | Bar | Dia=8~100mm | L=50~1000 | |
