Inconel 718/GH4169/UNS N07718/2.4668/NiCr19Fe19Nb5Mo3 The Ultimate High Temperature Alloy Wire for Extreme Conditions
Inconel 718 (also known as GH4169, UNS N07718, and 2.4668) is a high-strength, corrosion-resistant nickel-chromium superalloy renowned for its exceptional performance in extreme environments. This 718 alloy delivers outstanding resistance to thermal creep, oxidation, and high-temperature degradation, making it indispensable for aerospace, turbine, and industrial gas turbine applications.
Our specialized Inconel 718 wire products include:
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718 wire for general fabrication
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Inconel 718 filler wire for welding applications
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Custom-drawn alloy 718 wire for precision components
The 718 Inconel maintains superior mechanical properties even at elevated temperatures (up to 700°C/1300°F), ensuring reliability in critical high-stress applications. Whether you need standard Inconel 718 wire or specialized filler materials, our products meet the stringent demands of advanced engineering sectors.
| Chemical Composition Wt.% | % | Fe | Cr | P | Cu | Ni | Al | Ti | C | Mn | Si | S | Mo |
| Min | | 23.5 | | | Bal. | | 0.3 | | | | | |
| Max | 4 | 26.5 | 0.013 | 0.07 | Bal. | 0.5 | 0.7 | 0.1 | 0.5 | 0.8 | 0.013 | 1.5 |
| Physical Constants | Density(g/cm³) | 8.89 |
| Melting Range(℃) | 1352-1375 |
Trade Code
Key Characteristics and Properties:
- High Strength: Inconel 718 exhibits excellent strength and fatigue resistance at temperatures up to around 700°C (1292°F), making it suitable for turbine components, gas compressors, and aerospace parts.
- Excellent Oxidation and Corrosion Resistance: The alloy performs well in harsh environments, including exposure to chemicals, heat, and oxidation. It maintains stability under oxidizing conditions, high pressures, and elevated temperatures.
- Creep and Stress Rupture Resistance: The alloy is highly resistant to thermal creep and stress rupture, which are common failure mechanisms in high-temperature applications.
- Weldability: Inconel 718 can be welded easily with standard welding techniques, including gas tungsten arc welding (GTAW) and electron beam welding.
- Good Fabricability: Despite its high strength, it can be forged, welded, and processed into complex shapes, making it versatile for a wide range of applications.
Forms Available:
- Wire: Inconel 718 is available in various forms, including wire, sheets, rods, and forgings, depending on the specific requirements of the application.
- Bar Stock, Plates, and Tubes: Can be processed into bar stock, plates, and tubes for use in structural components.
Applications:
- Aerospace: Inconel 718 is used in the production of turbine blades, gas turbines, rocket motors, and other critical components in aerospace engines and propulsion systems.
- Gas Turbines: Components like compressor blades, turbine rotors, and high-pressure seals.
- Nuclear: Parts for reactors and nuclear power generation systems.
- Chemical Processing: Equipment and piping systems that operate under high-temperature and corrosive environments.
- Marine and Offshore: Components exposed to seawater and harsh conditions such as offshore oil rigs.
- Industrial and Power Generation: Inconel 718 is used in industrial gas turbines, combustion chambers, and heat exchangers.
Summary of Inconel 718 (GH4169 / UNS N07718 / 2.4668) Alloy Wire:
- Composition: Nickel-chromium alloy with significant additions of niobium, molybdenum, titanium, and aluminum for high strength, oxidation resistance, and stability at elevated temperatures.
- Temperature Range: Performs optimally up to 700°C (1292°F), with high strength and resistance to creep, oxidation, and thermal fatigue.
- Applications: Primarily used in aerospace, gas turbines, chemical processing, and high-temperature industrial applications.
- Mechanical Properties: High tensile strength, yield strength, and good creep resistance at elevated temperatures.
- Weldability and Fabricability: Easily welded and fabricated into complex shapes, offering versatility in high-performance applications.
- Corrosion Resistance: Excellent resistance to oxidation and corrosion at high temperatures, though it may be susceptible to aggressive chemicals in some environments.
Inconel® 718, also known as Alloy 718, is a high-strength, corrosion-resistant nickel-based superalloy widely used in aerospace, power generation, and oil & gas applications. As demand grows, many engineers and procurement managers are actively searching for competitive Inconel 718 price per kg or price per pound. The cost of Inconel 718 typically varies based on form (bar, sheet, tubing), order volume, and market conditions. Trusted Inconel 718 suppliers and manufacturers offer tailored quotes, with Inconel 718 tubing suppliers often providing precision tubing for high-temperature and high-pressure environments. Whether you're looking for 718 Inconel suppliers for bulk alloy sourcing or need a reliable alloy 718 supplier for custom requirements, understanding the Inconel 718 cost per kg is key to project planning and budgeting. To get the latest Inconel 718 price, it's best to consult direct Inconel 718 manufacturers or authorized distributors.
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