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Nickel Inconel 718

Nickel Inconel 718

Inconel 718* is a precipitation-hardenable nickel-chromium alloy containing large amount of iron, niobium and molybdenum. It also contains small amounts of titanium and aluminum. It is known for its corrosion resistance, high strength and outstanding weldability.

Inconel 718* is commonly used in High temperature bolts, nuts and fasteners, Airframe parts, Gas turbine engines, Cryogenic tanks and Nuclear engineering applications.

Chemical Properties

Element min max
Carbon 0.08
Manganese 0.35
Silicon 0.35
Phosphorus 0.015
Sulfur 0.015
Chromium 17.00 21.00
Nickel 50.00 55.00
Molybdenum 2.80 3.30
Columbium (Niobium) 4.75 5.50
Titanium 0.65 1.15
Aluminum 0.20 0.80
Cobalt 1.00
Tantalum 0.05
Boron 0.006
Copper 0.30
Iron remainder  

Tensile Properties

Solution Heat Treated

Property Value
Tensile Strength, max 155 ksi
Yield Strength at 0.2% Offset, max 95 ksi
Elongation in 2 Inches (50.8 mm), min 30%

Select AMS Number:

AMS Number Alloy Type UNS Cross Ref. Spec Misc./Shape
AMS 5589 Inconel 718 Nickel N07718 - Tubing
AMS 5589 Inconel 718 Nickel N07718 - Tubing
AMS 5590 Inconel 718 Nickel N07718 - Tubing
AMS 5596 Inconel 718 Nickel N07718 - Foil
AMS 5596 Inconel 718 Nickel N07718 - Plate
AMS 5596 Inconel 718 Nickel N07718 - Sheet
AMS 5596 Inconel 718 Nickel N07718 - Strip
AMS 5597 Inconel 718 Nickel N07718 - Plate
AMS 5597 Inconel 718 Nickel N07718 - Sheet
AMS 5597 Inconel 718 Nickel N07718 - Sheet
AMS 5597 Inconel 718 Nickel N07718 - Strip
AMS 5662 Inconel 718 Nickel N07718 - Bar
AMS 5662 Inconel 718 Nickel N07718 - Forging
AMS 5662 Inconel 718 Nickel N07718 - Ring
AMS 5663 Inconel 718 Nickel N07718 - Bar
AMS 5663 Inconel 718 Nickel N07718 - Forging
AMS 5663 Inconel 718 Nickel N07718 - Ring
AMS 5664 Inconel 718 Nickel N07718 - Bar
AMS 5664 Inconel 718 Nickel N07718 - Forging
AMS 5664 Inconel 718 Nickel N07718 - Ring
AMS 5832 Inconel 718 Nickel N07718 - Wire
AMS 5962 Inconel 718 Nickel N07718 - Bar
AMS 5962 Inconel 718 Nickel N07718 - Wire

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