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Description: Inconel 718 high-performance nickel-based superalloy steel renowned for its exceptional strength, corrosion resistance, and versatility in extreme environments. Inconel 718 nickel ally steel widely used in aerospace, energy, and industrial applications, ...
Processing Service: Cutting, Welding, Drilling, Rolling, Bending, Forming, Grinding, Stamping and so on machining
Available Size: Thickness: 4-100mm, Width: 900-4700mm, Length: 5000-18000mm
Inconel 718 high-performance nickel-based steel renowned for its exceptional strength, corrosion resistance, and versatility in extreme environments. Inconel 718 nickel alloy steel widely used in aerospace, energy, and industrial applications, this alloy, often referred to as Inconel 718 superalloy, stands out for its ability to maintain mechanical integrity under high temperatures and harsh conditions.
Inconel 718 alloy steel under the ASTM B637 standard, it is a precipitation-hardened alloy designed for superior performance in demanding conditions. Its key properties include:
The chemical makeup of Inconel 718 alloy steel ensures its unique properties. Below is a concise table of its composition:
Element | Ni | Cr | Fe | Nb | Mo | Ti | Al | C | Others |
---|---|---|---|---|---|---|---|---|---|
Wt% | 50-55 | 17-21 | Bal | 4.75-5.5 | 2.8-3.3 | 0.65-1.15 | 0.2-0.8 | ≤0.08 | Cu, Mn, Si, etc. |
Inconel 718 nickel alloy steel’s mechanical properties vary based on heat treatment and form. The table below summarizes typical values for annealed and aged conditions:
Property | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) | Hardness (HB) |
---|---|---|---|---|
Annealed | 550-690 | 965-1100 | 30-40 | 180-220 |
Aged | 1035-1240 | 1275-1400 | 12-20 | 331-400 |
Inconel 718 alloy steel has no exact equivalents but is comparable to other high-performance alloys. The table below lists similar materials:
Alloy | Standard | Notes |
---|---|---|
Haynes 718 | AMS 5596 | Similar composition, slightly different processing |
Alloy 718 | UNS N07718 | Identical to Inconel 718, different branding |
NC22DNb | AFNOR | French designation with minor variations |
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