Chromel 70/30 Resistance Heating Nicr Alloy Soft Annealed
MOQ:
5KG
Delivery Time:
5-30 days
Brand:
Tankii
Product Description
Resistohm 70, Nikrothal 70, Chromel 70/30 Resistance Heating Wire Nickel-Chromium Alloy 70% Nickel / 30% Chromium - N7
Common trade names NiCr 70/30, Resistohm 70, Nikrothal 70, Chromel 70/30, HAI-NiCr 70, Cronix 70, Inalloy 70, X30H70.
NiCr 70 30 (Werkstoff Nr 2.4658) is an austenitic Nickel-Chromium alloy for use at temperatures up to 1250°C. The 70/30 alloy is characterized by high resistivity and good oxidation resistance. It has good ductility after use and excellent weldability.
Chemical Composition
| NickelNi67-70% | ChromiumCr29-32% | IronFe1.0% | SiliconSi1.0-2.5% | ManganeseMn1.0% | CopperCu0.5% | CarbonC0.1% | CupperCu0.4% | AluminiumAl0.1% |
Physical Properties
| Density at Room°C |
Electrical Resistivity at 20°C |
Melting Point °C |
Max Continuous Operating Temperature in Air °C |
Magnetic Properties |
| 8.2 g/cm3 | 1.16(1.19)* microhm-m | 1380 | 1200 | The Material is Non-Magnetic |
| *Electrical Resistivity 1.16 Ω mm2/m corresponds to an Oxidized Annealed condition Electrical Resistivity 1.19 Ω mm2/m corresponds to a Bright Annealed condition |
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Company
Shanghai Tankii Alloy Material Co.,Ltd
Location
1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China
Contact Person
Martin Lee