Gold Member Since 2015
Audited Supplier
Wisdom Import & Export (Shanghai) Co., Ltd.

Nikrothal 70, Ni70cr30, Cr30ni70 manufacturer / supplier in China, offering Wisdom Ni70cr30, Competitive Price of Ni60 Powder Used for Spring and Fused, High Quality of Nicr 80/20 Powder Used for Thermal Spray and so on.

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Wisdom Ni70cr30

FOB Price: US $10 / kg
Min. Order: 5 kg
Min. Order FOB Price
5 kg US $10/ kg
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Production Capacity: 5000ton/Year
Transport Package: Standard or Customized
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union

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Basic Info
  • Model NO.: Ni70Cr30
  • Powder: Not Powder
  • Condition: Soft Nikrothal 80 Wire
  • Treatment: Hydrogen Annealing
  • Certificate: ISO9001
  • Trademark: WISDOM
  • Origin: China, Shanghai
  • Type: Nickel Wire
  • Product: Ni70cr30
  • Resistance Tolerance: Standard
  • Surface: Bright Nikrothal 80 Wire
  • Quality Test: Mill Test Report
  • Specification: customized
  • HS Code: 750522
Product Description
WISDOM Ni70Cr30 is a nickel-chromium alloy (NiCr alloy) for use at temperatures up to 1250°C (2280°F). The alloy is characterized by high resistivity, good oxidation resistance and very good form stability. It has good ductility after use and excellent weldability.
Common Names: Cr30Ni70, Nikrothal 70, Chromel 70/30, N7, Hytemco, HAI-NiCr 70, Balco, Tophet 30, Resistohm 70, Cronix 70, Stablohm 710

Chemical Composition
Max. continuous service Temp.1100ºCApprox. melting point1390ºC
Resistivity at 20ºC1.04±0.05 μΩ·mElongation≥20%
Density7.90 g/cm3Accelerated life≥80h/1100ºC
Thermal conductivity45.2 KJ/m·h·ºCMicrographic structureaustenite
Coefficient of lines expansion19.0 α×10-6/ºCMagnetic propertiesWeak magnetic
Specific heat0.500 J/g·ºCForms AvailableWire,ribbon,strip, bar,sheet,pipe
· Widely used for industrial furnaces (upto 1230°C) with alternating oxidizing/reducing atmosphere, precision resistors.
· Electrical appliance industry

1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you want.
If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.
2. How can you pay for small sample amount?
We have Western union account, wire transfer for sample amount also ok.
3. Customer do not have express account. How will us arrange the delivery for sample order?
Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.
4. What's our payment terms?
We can accept LC T/T payment terms, it also depending on delivery and total amount. Let's talk more in details after getting your detailed requirements.
5. Do you provide free samples?
If you want several meters and we have stock of your size, we can provide, customer need to bear the International express cost.
6. What's our working time?
We will give you reply through email/phone Online contact tool within 24 hours. No matter working day or holidays.
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