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Cr10Ni90/Cr20Ni80/Cr30Ni70/Cr15Ni60/Cr20Ni35/Cr20Ni30
DLX
Bright
5kg
8.4g/cm3
ISO9001/ CE/ROHS
1400°C
10-25 days
Product Description
NiCr 80/20 resistance wire is one of the most commonly used nickel chromium heating alloys in the electric heating industry. With excellent thermal stability and superior corrosion resistance, it performs reliably in continuous and cyclic heating environments.
The alloy maintains stable resistance over a broad temperature range, making it suitable for precision heating applications. Its high melting point and excellent ductility also allow easy fabrication into coils, spirals, and customized heating elements.
Manufactured with strict quality control standards, our NiCr 8020 heating wire ensures consistent diameter tolerance, uniform resistivity, and dependable performance for industrial and commercial heating systems.
Specification
Shape | Size(mm) |
Wire | 0.05-7.5 |
Rod | 8-50 |
Ribbon | (0.05-0.35)*(0.5-6.0) |
Strip | (0.5-2.5)*(5-180) |
Performance material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
composition | Ni | 90 | Rest | Rest | 55.0～61.0 | 34.0～37.0 | 30.0～34.0 |
Cr | 10 | 20.0～23.0 | 28.0～31.0 | 15.0～18.0 | 18.0～21.0 | 18.0～21.0 | |
Fe | -- | ≤1.0 | ≤1.0 | Rest | Rest | Rest | |
Maximum temperature℃ | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
Meltiing point ℃ | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
Density(g/cm3) | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Resistivity | -- | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | |
Elongation at rupture | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
Specific heat J/g.℃ | -- | 0.44 | 0.461 | 0.494 | 0.5 | 0.5 | |
Thermal conductivity KJ/m.h℃ | -- | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of lines expansion | -- | 18 | 17 | 17 | 19 | 19 | |
Micrographic structure | -- | Austenite | Austenite | Austenite | Austenite | Austenite | |
Magnetic properties | -- | Nonmagnetic | Nonmagnetic | Nonmagnetic | Nonmagnetic | Nonmagnetic | |
High temperature resistance up to 1200°C
Excellent oxidation and corrosion resistance
Stable electrical resistivity for consistent heating performance
Long service life under continuous heating conditions
Good mechanical strength and ductility
Easy to form, wind, and fabricate into heating elements
Suitable for both industrial and household heating applications
Reliable performance in furnace and thermal processing systems
DLX Advantage
CHANGZHOU DLX ALLOY CO, LTD was established in 2002 and has got ISO9001 International Quality Management System Certificate and SGS Certificate. Our factory is professional in researching and producing special alloy material. From melting, drawing, heat treatment, finishing and testing .We offer nickel-based, copper-based, and iron-based alloys, including super alloy, welding materials, anti-corrosion alloy, precision alloy, FeCrAl alloy, NiCr alloy, CuNi alloy, thermocouple and etc, in the form of wire, strip, ribbon, bar, tube, plate.
1.Market Leader - Top 5 in China's nonferrous metal industry
2.Flexible products - Thousands of product specifications,Meet multiple needs of buyers
3.Low MOQ - Can customize samples
4.Short production lead time, fast delivery of whole cabinet
5.Professional inspection equipment - Before delivery, we will use spectrometers, tensile testers and other professional equipment to conduct a comprehensive inspection of the products to ensure that the goods are qualified for acceptance
6.Professional business team - Quickly responds to customer inquiries,24-hour professional quotation online The salesperson will follow the customer's requirements for the use of the product,Professionally recommend more appropriate performance and price products to customers
7.Intact packaging - Packaging according to customer needs.You can customize wooden boxes to ensure that the goods arrive at the destination in good condition
8.Various payment methods - Facilitate customer payment
9.Get good reviews from customers - Old customers have long-term cooperation,The longest is more than 7 years
10.Received various awards - Google is very recognized by us,They give us awards every year
FAQ
NiCr 80/20 is a nickel chromium alloy containing approximately 80% nickel and 20% chromium. It is commonly used as an electric heating resistance wire because of its excellent heat resistance and stable electrical properties.
NiCr 8020 resistance wire can typically operate at temperatures up to 1200°C, depending on the application environment and wire diameter.
The alloy provides excellent oxidation resistance, stable resistivity, and long-term durability under high-temperature furnace conditions, making it ideal for heating elements.
Nickel chromium heating wire is widely used in industrial heating, metallurgy, ceramics, electronics, household appliances, and thermal processing industries.
Yes. NiCr 80/20 resistance wire can be customized in different wire diameters, coil forms, resistance values, and packaging according to customer requirements.
