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Data Sheet:

 Alloy 718 

Chemical Composition Limits

Weight % C Mn P S Si Cr Ni Mo Cb Ta Ti Al Co B Cu Fe

718

0.08 0.35 0.015 0.015 0.35 17-21 50-55 2.8- 3.30 4.75- 5.50 0.05 0.65- 1.15 0.20- 0.80 1.00 0.006 0.30 Rem

(AMS 5662) 

  

Alloy 718 (UNS N07718, W Nr 2.4668) is an austenitic nickel-based superalloy.  Alloy 718 exhibits excellent high yield tensile and creep-rupture properties at temperatures up to 1300ºF and oxidation resistance to 1800ºF.  Alloy 718 is used in applications that require high strength such as parts for jet engines and high speed airframe parts such as wheels, buckets, spacers and high temperature bolts and fasteners.

  

Availability

Alloy 718 (UNS N07718) is available in Bar (Rounds, Flat, Shapes), Wire, Billet, Strip, Rod, Sheet, Plate, Forging Stock and Welding Wire. For all stock availability contact Sales.

  

Specifications

UNS N07718

Werkstoff Nr 2.4668

AMS 5596  Sheet, Strip and Plate

AMS 5597  Sheet, Strip and Plate

AMS 5589  Seamless Tube

AMS 5590  Seamless Tube

AMS 5662  Bars, Forgings and Rings

AMS 5663  Bars, Forgings and Rings

AMS 5664  Bars, Forgings and Rings

AMS 5832  Welding Wire

ASTM B637  Forgings

ASTM B670  Plate, Sheet and Strip

AFNOR NC 19 Fe Nb,

MSRR 7115 and MSRR 7116

Inconel 718 (trademark)

  

Typical Mechanical Properties 

Alloy 718 - AMS 5662 (properties after heat treatment to AMS 5663)

Specimen Orientation

Tensile Strength Ksi Yield Strength  (0.2% Offset) Ksi Elongation in 4D (%)

Reduction of Area %

Longitudinal 185 150 12 15
Long-Transverse (forgings) 180 150 10 12
Transverse (Bars) 180 150 6 8

  

For all stock availability contact Sales.

 

Disclaimer

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

 

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