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The NiCr Alloy Strip Cr20Ni30 is a premium nickel-chromium alloy designed for industrial heating applications. Composed of 30% nickel, 20% chromium, and balanced iron, this strip delivers exceptional oxidation resistance and stable electrical resistivity. Its versatility, formability, and durability make it a preferred choice for industrial furnaces, household appliances, and chemical processing equipment.
Cr10Ni90/Cr20Ni80/Cr30Ni70/Cr15Ni60/Cr20Ni35/Cr20Ni30
DLX
Bright
Customized Size
8.2g/cm3
ISO9001
5kg
1390°C
5-20 Days
chemical,petroleum
Product Description
NiCr Alloy Strip Cr20Ni30 is a high-performance resistance heating material tailored for industrial and domestic applications. With a melting point of 1390°C and a density of 7.9 g/cm³, this alloy strip offers superior corrosion resistance and excellent formability for custom designs.
Ideal for high-temperature settings like heat treatment furnaces and semiconductor manufacturing, the Cr20Ni30 strip from DLX Alloy guarantees long-lasting performance and energy efficiency, meeting stringent quality standards (ISO9001, CE, ROHS).
Cr20Ni30 Operates reliably at temperatures up to 1250°C, ideal for high-heat industrial and domestic applications.
Resists degradation in oxygen-rich and corrosive environments, ensuring long-term durability.
Resists degradation in acidic, alkaline, and humid conditions, suitable for harsh industrial settings.
Easily shaped into coils, strips, or custom designs for diverse industrial applications.
Austenite structure minimizes electromagnetic interference, suitable for sensitive equipment.
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 | |
Application Field
NiCr Alloy Strip Cr20Ni30 for Industrial is valued for its versatility and reliability across various industries:
Used in industrial furnaces for ceramic, glass, and metal processing due to its high-temperature stability.
Ideal for heat treatment furnaces requiring precise temperature control for annealing and tempering.
Incorporated in electric heaters, toasters, and ovens for rapid and reliable heating.
Supports high-performance heating elements in kettles and air fryers.
Integrated into components requiring controlled heating, such as automotive seat heaters and aerospace thermal systems.
Utilized in precision resistors and temperature sensors for stable and accurate performance.
Applied in semiconductor manufacturing for clean and controlled heating processes.
Our 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
Product Process
Long Lifespan: Oxidation and corrosion resistance significantly extend component life, reducing maintenance costs.
High Surface Load: Allows higher power density for rapid heating
Cost-Effective: More economical than nichrome alloys, offering superior value
Easy Processing: Excellent formability and stability, facilitating manufacturing of various shaped heating wires
It depends on the quantity of the order, 10-30 days for small orders. For large orders, it takes 60 days.
Yes! We accept OEM/ODM production. You can send us your samples or drawings.
T/T, L/C, D/A, D/P, Western Union, MoneyGram, Paypal
Yes, you are welcome to visit our factory. We are glad to have the opportunity to get to know each other.
We manufacture our products in Jiangsu, China and ship them from China to your country as soon as possible, which usually depends on your product requirements and quantity.
Yes, we can.
