Shanghai Tankii Alloy Material Co.,Ltd
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 2000kg/month |
| Delivery Time | 5-30 days |
| Packaging Details | spool, coil |
| Grade | Nickel Chromium Alloy |
| Application | Heating & Resistor |
| Elongation (≥ %) | 20 |
| Resistance (μω.m) | Stable |
| Material | Nickel Chromium Material |
| Condition | Soft Annealed |
| Color | metallic |
| Feature | Anti-oxidation properties, High Resistance |
| Brand Name | Tankii |
| Model Number | Ni70cr30 |
| Certification | ISO 9001 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 2000kg/month |
| Delivery Time | 5-30 days | Packaging Details | spool, coil |
| Grade | Nickel Chromium Alloy | Application | Heating & Resistor |
| Elongation (≥ %) | 20 | Resistance (μω.m) | Stable |
| Material | Nickel Chromium Material | Condition | Soft Annealed |
| Color | metallic | Feature | Anti-oxidation properties, High Resistance |
| Brand Name | Tankii | Model Number | Ni70cr30 |
| Certification | ISO 9001 | Place of Origin | CHINA |
| High Light | Double Strip Coils Resistor ，Double Strip Coils Braking Resistor ，Ni70cr30 Belt | ||
Ni70cr30 Belt for Double Strip Coils Braking Resistor
Ni70Cr30 is a nickel-chromium alloy (NiCr alloy) characterized by high resistivity, good oxidation resistance and very good form stability. It is suitable for use at temperatures up to 1250°C,and hold a superior service life compared to Iron chromium alumium alloys.
Typical applications for Ni70Cr30 are electric heating elements in home appliances,industrial furnaces and resistors(wirewound resistors,metal film resistors), flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.
Normal composition%
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.03 | 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) | 8.1 |
| Electrical resistivity at 20ºC(mm2/m) | 1.18 |
| 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 | 600ºC |
| 1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
| 1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Style of supply
| Alloys Name | Type | Dimension | ||
| Ni70Cr30W | Wire | D=0.03mm~8mm | ||
| Ni70Cr30R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| Ni70Cr30S | Strip | W=8~250mm | T=0.1~3.0 | |
| Ni70Cr30F | Foil | W=6~120mm | T=0.003~0.1 | |
| Ni70Cr30B | Bar | Dia=8~100mm | L=50~1000 | |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1981
Total Annual:
8000000-100000000
Employee Number:
90~100
Ecer Certification：
Verified Supplier
Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribb... Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribb...
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