Information about aerospace-grade Inconel 601 nickel-chromium-iron alloy
Information about aerospace-grade Inconel 601 nickel-chromium-iron alloy
Inconel 601 (UNS N06601) is a high-performance nickel-chromium-iron alloy highly favored in the aerospace industry due to its exceptional resistance to high-temperature oxidation and corrosion. It forms a stable and adherent oxide layer at temperatures up to 2000°F (1093°C). Its key features include high mechanical strength, good creep resistance, excellent carburization resistance, and ease of fabrication (welding, forming). Its superior heat resistance makes it an ideal material for gas turbine components, jet engine igniters, and thermal reactors, while its strength and corrosion resistance make it suitable for general industrial high-temperature applications such as furnace components and petrochemical equipment.
How to weld Inconel 601 alloy?
The most commonly used welding techniques for Inconel 601 alloy are TIG welding and MIG welding. TIG welding is the most frequently used technique, as it provides high-quality welds and allows for precise control of heat input and filler metal.
Chemical composition of Inconel 601 alloy
| Element | % |
|
Nickel |
58.0-63.0 |
|
Chromium |
21.0-25.0 |
|
Iron |
~ 16 |
|
Aluminium |
1.0-1.7 |
|
Carbon |
0.10 max |
|
Manganese |
1.5 max |
|
Silicon |
0.50 max |
|
Sulphur |
0.015 max |
|
Copper |
1.0 max |
Mechanical Properties of ASME SB 166 N06601 Inconel Alloys
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongations |
| Inconel 601 | 8.1 g/cm3 | 1411 °C (2571 °F) | Psi – 80,000 , MPa – 550 | Psi – 30,000 , MPa – 205 | 30% |
Applications of Inconel 601 Alloy in the Aerospace Industry
Inconel 601 is a high-temperature, corrosion-resistant nickel-chromium alloy that finds widespread applications in the aerospace industry due to its unique properties. The following are some of the main applications of N06601 alloy in the aerospace sector:
Jet engine components
Heat exchangers
Heat treatment equipment
Aircraft piping systems
Aerospace furnace applications
Nuclear reactor components
Exhaust systems
Seals and springs
Other applications
Main Characteristics and Performance
High-temperature performance: Oxidation resistant, maintains strength at extremely high temperatures, and exhibits good thermal fatigue resistance.
Oxidation resistance: Forms a dense and strongly adherent chromium oxide protective layer that is not easily peeled off during rapid heating/cooling cycles.
Corrosion resistance: Exhibits good corrosion resistance to various corrosive media and has strong resistance to carburization and nitriding.
Mechanical strength: Possesses high mechanical strength and maintains ductility even after prolonged use at high temperatures.
Machinability: Easy to form, machine (though more difficult than stainless steel), and weld, and can be processed using standard techniques.
Why Choose Gnee as Your Nickel-Based Alloy Supplier
✅ Over 18 years of export experience, products sold to more than 80 countries
✅ Certified by ISO, SGS, and BV
✅ Global inventory of Inconel, Hastelloy, Incoloy, and Monel alloy tubing, plates, and bars
✅ Custom processing services available – including cutting, polishing, CNC machining, and packaging
✅ Fast delivery within 7-15 days, supported by global logistics partners
📦 Packaging and Shipping
All stainless steel products are packaged using the following methods:
Wooden pallets or crates
Moisture-proof packaging
Labels with furnace number, standard, and size labels
Shipped worldwide by sea, air, or express
About Gnee Steel
Gnee Steel is a professional manufacturer of nickel-based alloys, including Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel 600, Inconel 625, Inconel 718, Inconel X-750, Incoloy 800, Incoloy 800H/HT, Incoloy 825, Monel 400, Monel K500, and other high-temperature alloy materials. We specialize in the production and sales of alloy materials. Gnee Steel's products are widely used in aerospace, chemical, power generation, automotive, nuclear energy, and other fields, and we can provide customized alloy material solutions according to customer needs. For inquiries about alloy material prices or customized alloy material solutions, please feel free to contact us via email at ss@gneemetal.com for a quote.
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