Choosing the right Inconel 718 alloy for your project requires considering the application environment, design requirements, mechanical properties, and the quality and reputation of the supplier. Inconel 718 is a nickel-based superalloy known for its high strength and corrosion resistance for high temperature and high stress applications.
What is the Astm standard for Inconel 718?
Inconel 718 bars conform to the ASTM B637 specification, which covers nickel-based hot-worked and cold-worked precipitation-hardenable alloys. Like most nickel alloys, the chemical composition of ASTM B637 UNS N07718 is designed for use in high-temperature environments.
Choosing the Right Inconel 718 for Your Next Project: Key Considerations
Chemical Composition
When choosing Inconel 718 alloy, chemical composition is the most important factor. It determines the physical and mechanical properties of the alloy. Different manufacturers produce Inconel 718 alloys with different chemical compositions, and therefore different properties. For example, the tensile strength of Inconel 718 alloy produced by one manufacturer may be lower than that of another. Therefore, it is critical to carefully examine the chemical composition and properties of the material before purchasing.
Tolerance and Surface Finish Requirements
The tolerance and surface finish requirements for Inconel 718 alloy vary depending on the application. For example, if you are using Inconel 718 alloy for jet engine parts, the surface finish requirements will be very precise to ensure optimal performance. On the other hand, if you are using it for automotive or chemical parts, the surface finish requirements may not be as stringent. Before selecting an Inconel 718 alloy grade, it is important to consider the tolerance and surface finish requirements for your project.
Mechanical Properties
Inconel 718 has excellent mechanical properties, such as corrosion resistance, high tensile strength, and excellent fatigue strength. However, different grades have different mechanical properties, so it is important to choose the grade that meets your project needs. For example, if you use Inconel 718 for high-temperature applications, you need a grade with excellent creep and stress rupture properties.
Uses of Inconel 718
Inconel 718 is a nickel-chromium alloy used in a variety of applications, including aerospace engineering, chemical processing, and oil and gas production.
The alloy is known for its high strength, corrosion resistance, and heat resistance.
Inconel 718 is used to make aircraft parts, such as turbine blades and exhaust systems.
The alloy is also used to make chemical processing equipment, such as valves and heat exchangers.
Inconel 718 is also used in oil and gas production, such as tubing and other downhole equipment.
Gnee Steel is a supplier of Inconel 718 in the following product categories: Seamless Tubes: Sizes: 4 - 219 mm; Thickness: 0.5 - 20 mm; Welded Tubes: Sizes: 5.0 - 1219.2 mm; Thickness: 0.5 - 20 mm, Plates: Plate Thickness 0.1 to 100 mm; Plate Width 10-2500 mm, Strips, Alloy Round Bars Sizes: Diameter 3-800 mm;, Flat Bars Sizes: Thickness 2-100 mm; Width 10-500 mm, Hexagonal Bars Sizes: 2-100 mm;, Wires and Extruded Profiles. We work with steel mills to provide our customers with Alloy 625 that meets or exceeds many leading industry standards including ASTM, ASME, SAE, AMS, ISO, DIN, EN and BS.
Gnee Steel stocks and sells Inconel 718, pipes, tubes, plates, strips, sheets, round bars, flat bars, forged billets, hexagons, wire rods and extruded profiles. Feel free to contact us for a quote at ss@gneesteel.com
