Inconel 718
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Chemical Data, Mechanical Properties and Specifications for Nickel Alloy 718

Chemical

Chemical Range for Nickel Alloy 718
Element Minimum Maximum
Aluminum 0.20 0.80
Boron -- 0.006
Carbon -- 0.08
Chromium 17.0 21.0
Cobalt -- 1.0
Copper -- 0.30
Iron Balance --
Manganese -- 0.35
Molybdenum 2.80 3.30
Nickel 50.0 55.0
Niobium 4.75 5.50
Phosphorus -- 0.015
Silicon -- 0.35
Sulphur -- 0.015
Titanium 0.65 1.15

Mechanical

Typical Mechanical Properties for Nickel Alloy 718
Form Tensile Strength Yield Strength Elongation at Break
Annealed Bar 135 ksi 70 ksi 45%

Specs

Applicable Specifications
Rod AMS 5662 (cap of AMS 5663), ASTM B637
Sheet & Plate ASTM B670, AMS 5596
Tube & Pipe
AMS 5589, AMS 5590
UNS N07718

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