| Customization: | Available |
|---|---|
| Product Type: | Rod |
| Material: | Nicr |
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Induction Rod 0Cr30Ni70 High Resistivity Good Oxidation Resistance Resistohm 70
Common Name: Ni70Cr30, Nikrothal 70, N7, HAI-NiCr 70, Chromel 70/30, Resistohm 70, Balco,Tophet 30,Cronix 70,Alloy 710,Stablohm 710)
0Cr30Ni70 is a nickel-chromium alloy (NiCr alloy) characterized byHigh resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1250°C.
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.05 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 28.0~31.0 | Bal. | Max 0.50 | Max 1.0 | - |
Typical Physical properties
| Density (g/cm3) | 8.2 |
| Electrical resistivity at 20ºC(ohmmm2/m) | 1.18 |
| Conductivity coefficient at 20ºC (WmK) | 14 |
| Coefficient of thermal expansion | |
| Temperature | Coefficient of Thermal Expansion x10-6/ºC |
| 20 ºC- 1000ºC | 17 |
| Specific heat capacity | |
| Temperature | 20ºC |
| J/gK | 0.46 |
| Melting point (ºC) | 1380 |
| Max continuous operating temperature in air (ºC) | 1250 |
| Magnetic properties | non-magnetic |
Temperature Factors Of Electrical Resistivity
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC |
| 1 | 1.007 | 1.016 | 1.028 | 1.038 | 1.044 | 1.036 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
| 1.03 | 1.028 | 1.029 | 1.033 | 1.037 | 1.043 | - |
Style of supply
| Alloys Name | Type | Dimension | ||
| 0Cr30Ni70 | Wire | D=0.03mm~8mm | ||
| 0Cr30Ni70 | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| 0Cr30Ni70 | Strip | W=8~250mm | T=0.1~3.0 | |
| 0Cr30Ni70 | Foil | W=6~120mm | T=0.003~0.1 | |
| 0Cr30Ni70 | Bar | Dia=8~100mm | L=50~1000 | |
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