Inconel 718 To API6A718

Alias

UNS N07718
AMS 5596B (Sheet)
AMS 5662B (Bar/Forging)
AMS 5663B
AMS 5589 (seamless tube)
2.4668 (De)
Nic19Fe19Nb5Mo3 (EU)
Nc19FeNb (Fr)

Chemistry

Base Element Ni (Nickel)

Element Min Max
Al (Aluminium) 0.4 0.6%
Bi (Bismuth) 0.5%
C (Carbon) 0.045%
Ca (Calcium) 0.030%
Co (Cobalt) 1%
Cr (Chromium) 17 21%
Mg (Magnesium) 0.0060%
Mn (Manganese) 0.35%
Mo (Molybdenum) 0.28 3.3%
Ni (Nickel) 50 55%
Nb(Niobium) + Ta(Tantalum) 4.87 5.2%
Pb (Lead) 0.0010%
S(Sulphur) 0.010%
Si(Silicon) 0.35%
Se(Selenium) 0.005%
Ti(Titanium) 0.80 115%
Fe(Iron) BAL

Mechanical Property(120 K) Min Max
Ultimate Tensile Strength (UTS) 150
Yield Strength 120 MPa 145 MPa
Elongation (4D) 20%
Hardness (Rockwell C) 36 HRC
Reduction of Area 35
Mechanical Property(140 K) Min Max
Ultimate Tensile Strength (UTS) 165 MPa
Yield Strength 150 MPa
Elongation (4D) 20
Hardness (Rockwell C) 36 HRC
Reduction of Area 35

Uses

Liquid fuelled rocket Components
Gas Turbines
Cryogenic storage vessels

Properties

High Strength
Corrosion Resistant
Readily Fabricated
Readily Welded
Creep Resistant

Disclaimer:
Information is given for illustrative purposes only. Tachart accepts no responsibility for the accuracy of the data contained within or the use of the data by any other party.
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