Wuxi Nickel New Material Co., Ltd
| Delivery Time | 2-30days |
| Supply Ability | 300 Ton per Month |
| Payment Terms | L/C,T/T,Western Union,MoneyGram |
| Packaging Details | Wood box |
| Thermal Conductivity | 11-13 W/m·K |
| Density | 8.4-8.9 g/cm3 |
| Electrical Resistivity | 1.0-1.5 μΩ·m |
| Coefficient Of Thermal Expansion | 14-17 x 10^-6/°C |
| Elongation | 20-30% |
| Applications | Heating elements, resistors, thermocouples, and other high-temperature applications |
| Tensile Strength | 600-900 MPa |
| Composition | Nickel, chromium, and iron |
| Hardness | 150-200 HV |
| Place of Origin | China |
| Brand Name | NikTech |
| Certification | ISO 9001:2008 |
| Model Number | 0Cr21Al6Nb |
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Product Specification
| Delivery Time | 2-30days | Supply Ability | 300 Ton per Month |
| Payment Terms | L/C,T/T,Western Union,MoneyGram | Packaging Details | Wood box |
| Thermal Conductivity | 11-13 W/m·K | Density | 8.4-8.9 g/cm3 |
| Electrical Resistivity | 1.0-1.5 μΩ·m | Coefficient Of Thermal Expansion | 14-17 x 10^-6/°C |
| Elongation | 20-30% | Applications | Heating elements, resistors, thermocouples, and other high-temperature applications |
| Tensile Strength | 600-900 MPa | Composition | Nickel, chromium, and iron |
| Hardness | 150-200 HV | Place of Origin | China |
| Brand Name | NikTech | Certification | ISO 9001:2008 |
| Model Number | 0Cr21Al6Nb | ||
| High Light | 0Cr21Al6Nb high temperature resistance wire ，FeCrAl high temperature resistance wire ，Industrial Heating fecral alloys | ||
FeCrAl 0Cr21Al6Nb resistance wire combines exceptional heat resistance (up to 1300°C) with enhanced corrosion protection. Ideal for chemical processing, power generation, and aerospace applications.
FeCrAl 0Cr21Al6Nb resistance wire is a niobium-enhanced iron-chromium-aluminum alloy designed for extreme thermal and corrosive environments. With 21% chromium (Cr), 6% aluminum (Al), and 0.5-1.2% niobium (Nb), this advanced alloy forms a dense, self-healing alumina (Al₂O₃) oxide layer under high temperatures, delivering unmatched resistance to oxidation, sulfidation, and chlorine-induced degradation. The addition of niobium enhances grain stability and creep resistance, enabling prolonged operation at 1300°C in oxidizing atmospheres and up to 1100°C in reducing environments, such as hydrogen-rich or carburizing conditions.
Its optimized electrical resistivity (1.38 μΩ·m at 20°C) ensures consistent performance in industrial heaters, thermocouples, and semiconductor manufacturing equipment. Compliant with ASTM B603, DIN 17472, and JIS C2530, the alloy’s mechanical properties—including a tensile strength of 650-750 MPa and elongation of ≥18%—support rigorous fabrication into coils, mesh, and precision components. Engineered for global adaptability, FeCrAl 0Cr21Al6Nb meets the demands of Middle Eastern refineries, Southeast Asian electronics plants, and European renewable energy systems, offering superior lifecycle cost efficiency.
| Element | Cr (%) | Al (%) | Nb (%) | Fe (%) | Trace Elements (Max %) |
|---|---|---|---|---|---|
| Content | 20-22 | 5.5-6.5 | 0.8-1.2 | Balance | C: 0.05, Si: 0.4, Mn: 0.3 |
| Property | Value |
|---|---|
| Tensile Strength | 650-750 MPa |
| Elongation (at 20°C) | ≥18% |
| Hardness (HV) | 230-260 |
| Parameter | Value |
|---|---|
| Density | 7.2 g/cm³ |
| Melting Point | 1520°C |
| Resistivity (20°C) | 1.38 μΩ·m |
ASTM B603: Rolled Electrical Alloys
DIN 17472: High-Temperature Material Specifications
JIS C2530: Japanese Resistance Alloy Standards
Chemical Processing: Heating elements in acid baths, chlorine reactors, and sulfur recovery units.
Power Generation: Boiler components, nuclear reactor sensors, and geothermal heating systems.
Aerospace: High-stress wiring for jet engine sensors and avionics.
Automotive: Durable glow plugs and exhaust gas sensors for emission control.
Electronics: Precision heating coils in semiconductor deposition systems.
Q1: How does niobium improve FeCrAl 0Cr21Al6Nb’s performance?
A: Niobium enhances high-temperature strength, reduces grain growth, and improves resistance to thermal fatigue, ideal for cyclic heating applications.
Q2: What environments should be avoided with this alloy?
A: Avoid prolonged exposure to fluorine or alkaline melts, which can degrade the protective oxide layer.
Q3: Is this wire suitable for vacuum furnace applications?
A: Yes, it performs well in vacuum or inert atmospheres up to 1300°C due to its stable alumina layer.
Company Details
Business Type:
Manufacturer
Year Established:
2002
Total Annual:
20000000-80000000
Employee Number:
50~500
Ecer Certification：
Verified Supplier
Wuxi Nickel New Material Co., Ltd. (Wuxi NikTech) is a high-tech enterprise integrating the production, manufacturing, and research & development of specialty alloy materials. Located in Wuxi, Jiangsu Province, the company specializes in precision alloys, titanium alloys, high-temperature alloys... Wuxi Nickel New Material Co., Ltd. (Wuxi NikTech) is a high-tech enterprise integrating the production, manufacturing, and research & development of specialty alloy materials. Located in Wuxi, Jiangsu Province, the company specializes in precision alloys, titanium alloys, high-temperature alloys...
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