- Fe-Cr-Al Alloys
- Nickel-chromium Alloys
- Cn/Mn-Cu Alloys
- Cu-Ni Alloys
-
Precision Alloys
- Wire
- 1J330(1J30)
- 1J331(1J31)
- 1J332(1J32)
- 1J338(1J38)
- 1J350(1J50)
- 1J479(1J79)
- 1J485(1J85)
- 4J332(4J32)
- 4J332A(4J32A)
- 4J328(4j34)
- 4J329(4J29)
- 4J336(4J36)
- 4J342(4J42)
- 4J343(4J43)
- 4J352(4J49)
- 4J350(4J50)
- 6J415(6J15)
- 6J420(6J20)
- 6J422(6J22)
- 6J423(6J23)
- 6J424(6J24)
- 6J425(6J25)
- 6J426(6J26)
- 6J520(6J27)
- 6J525(6J28)
- Flat Wire
- 1J330(1J30)
- 1J331(1J31)
- 1J332(1J32)
- 1J338(1J38)
- 1J350(1J50)
- 1J479(1J79)
- 1J485(1J85)
- 4J332(4J32)
- 4J332A(4J32A)
- 4J328(4j34)
- 4J329(4J29)
- 4J336(4J36)
- 4J342(4J42)
- 4J343(4J43)
- 4J352(4J49)
- 4J350(4J50)
- 6J415(6J15)
- 6J420(6J20)
- 6J422(6J22)
- 6J423(6J23)
- 6J424(6J24)
- 6J425(6J25)
- 6J426(6J26)
- 6J520(6J27)
- 6J525(6J28)
- Flat Strip
- 1J330(1J30)
- 1J331(1J31)
- 1J332(1J32)
- 1J338(1J38)
- 1J350(1J50)
- 1J479(1J79)
- 1J485(1J85)
- 4J332(4J32)
- 4J332A(4J32A)
- 4J328(4j34)
- 4J329(4J29)
- 4J336(4J36)
- 4J342(4J42)
- 4J343(4J43)
- 4J352(4J49)
- 4J350(4J50)
- 6J415(6J15)
- 6J420(6J20)
- 6J422(6J22)
- 6J423(6J23)
- 6J424(6J24)
- 6J425(6J25)
- 6J426(6J26)
- 6J520(6J27)
- 6J525(6J28)
- Bar
- 1J330(1J30)
- 1J331(1J31)
- 1J332(1J32)
- 1J338(1J38)
- 1J350(1J50)
- 1J479(1J79)
- 1J485(1J85)
- 4J332(4J32)
- 4J332A(4J32A)
- 4J328(4j34)
- 4J329(4J29)
- 4J336(4J36)
- 4J342(4J42)
- 4J343(4J43)
- 4J352(4J49)
- 4J350(4J50)
- 6J415(6J15)
- 6J420(6J20)
- 6J422(6J22)
- 6J423(6J23)
- 6J424(6J24)
- 6J425(6J25)
- 6J426(6J26)
- 6J520(6J27)
- 6J525(6J28)
- Wire
- Ni-Al Alloys
- Pure Nickel Alloys
- Monel Alloys
- Hastelloy Alloys
- Inconel Alloys
- Incoloy Alloys
- Haynes Alloys
Nickel-chromium Alloys Electrothermal strip Cr20Ni30
Overview
Cr20Ni30 Nickel-Chromium Alloy Electrothermal Strip is a high-performance heating element designed for extreme temperature environments. With a precise composition of 20% chromium (Cr) and 30% nickel (Ni), it offers outstanding oxidation resistance, corrosion resistance, and stable electrical resistivity. Ideal for industrial heating systems, household appliances, aerospace applications, and more, delivering efficient and durable thermal energy conversion. Customizable dimensions and power ratings available for diverse requirements.
Limiting Chemical Composition, %
Chromium(Cr)..................................................................................................................................20.0
Aluminum(Ni)...................................................................................................................................30.0
Balance Iron (Fe) & Trace Elements
Material Characteristics
Density |
about 8.2g/cm³ |
Resistivity |
1.12±0.05 Ω·mm²/m |
Temperature Range |
Continuous Service 200℃~1100℃, Short-Term Peak 1200℃ |
Material Properties
● High-Temperature Resistance:
Stable operation up to 1200°C.
● Oxidation & Corrosion Resistance:
Chromium forms a protective oxide layer.
● High Resistivity:
Stable resistivity of 1.12±0.05 Ω·mm²/m for efficient energy conversion.
● Mechanical Strength:
Excellent creep resistance and toughness under high temperatures.
Core Advantages
● Extended Lifespan:
50% longer service life than standard heating strips.
● Energy Efficiency:
95% thermal efficiency with stable resistivity.
● Broad Compatibility:
Suitable for vacuum, inert gas, and harsh industrial conditions.
● Customization:
Tailored dimensions, shapes, and power outputs.
Technical Specifications
Parameter | Numeric | Unit |
---|---|---|
Melting Point | 1350-1400 | ℃ |
Tensile Strength | 450-600 | MPa |
Elongation | 30–40 | % |
Surface Finish | Polished/Machined | - |
Diameter Range | 0.5-5.0 | mm |
Typical Applications
● Industrial: Smelting furnaces, heat treatment equipment, pipeline tracing.
● Household Appliances: Ovens, water heaters, coffee machine heating elements.
● Aerospace: Satellite thermal control, aircraft engine testing systems.
● New Energy: Lithium battery drying systems, solar thermal collectors.
Applicable Industries
● Industrial Manufacturing
● Appliances & Consumer Electronics
● Aerospace & Defense
● New Energy & Environmental Technology
● Laboratory Research Equipment
Packaging & Certifications
● Packaging:
Moisture-proof vacuum sealing + shock-resistant wooden crates.
● Certifications:
RoHS, ISO 9001, REACH compliant.
Why Choose Cr20Ni30?
● Quality Assurance:
Strict production control + third-party testing.
● Rapid Support:
24/7 technical consultation and customization services.
● Global Supply:
DDP logistics supported, serving EU, USA, SEA markets.
Available Forms
We provide you with a variety of product forms, including but not limited to
● Strip & Foil
● Round Wire &Flat Wire
● Bar & Rod
● Electrothermal Strip
● Flange & Ring
● Wire & Welding
● Reststance Wire
● Electric Alloy Wire
● Electric Furnace Bar
● Customize
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