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Description
CuNi19 is kind of low resistance heating alloy.It is one of the key materials of the low-voltage electrical products. It is widely used in low-voltage circuit breaker, electric blankets.thermal overload relay, and other low-voltage electrical product.
| Nickel | 19 | Manganese | 0.5 |
| Copper | Bal. |
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 155 | 340 | 25 |
| Density (g/cm3) | 8.9 |
| Electrical resistivity at 20ºC (ohm mm2/m) | 0.25 |
| Temperature factor of resistivity(20ºC~600ºC)X10-5/ºC | <25 |
| Conductivity coefficient at 20ºC (WmK) | 38 |
| EMF vs Cu(μV/ºC )(0~100ºC ) | -32 |
| 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) | 1135 |
| Max continuous operating temperature in air (ºC) | 300 |
| Magnetic properties | non-magnetic |
| 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 | |||
| CuNi19 | good | general | general | general | bad | good | |
| Alloys Name | Type | Dimension | ||
| CuNi19W | Wire | D=0.06mm~8mm | ||
| CuNi19R | Ribbon | W=0.4~40 | T=0.05~2.9mm | |
| CuNi19S | Strip | W=8~200mm | T=0.1~3.0 | |
| CuNi19F | Foil | W=6~120mm | T=0.005~0.1 | |
| CuNi19B | Bar | Dia=8~100mm | L=50~1000 | |
Delivery-When the pre-payment is confirmed:
1)The requested products are in stock,we will send them out within 3 day
2)The raw material is in stock,we will send out the products within 10 days.
3)When we need to re-melt the material,it will take 20-25 days to send the products/
Shipping-By sea,by air,by express or other ways:
Southeast Asia | 7-9 days | 2-3 days | |
The Middle East | 20-25 days | 3-5 days | 3-5 days |
India-Pakistan | 15-22 days | 3-5 days | 3-5 days |
Mediterranean | 28-30 days | 3-5 days | 3-5 days |
Europe | 28-35 days | 3-5 days | 3-5 days |
Africa | 40-45 days | about 7 days | about 7 days |
Australia | 18-32 days | 3-5 days | 3-5 days |
West of America | 12-15 days | 3-5 days | 3-5 days |
East of America | 25-35 days | 3-5 days | 3-5 days |
Middle and South America | 30-55 days | about 7 days | about 7 days |
