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Cast Grade: Alloy 718

OVERVIEW: Nickel-based superalloys with excellent strength and ductility over a wide temperature range.

TYPICAL USES: Aerospace, combustor/exhaust, turbine engine parts.

MetalTek Grade: IN® 718

Similar Specifications

Cast Grade: Alloy 718

Wrought UNS: N07718

Wrought Grade: IN® 718

Military / AMS: AMS 5383

Other: NACE MR0175

Typical Chemical Composition (% by wt.)

Al: 0.40 - 0.80

Cr: 17.00 - 21.00

Fe: Bal

Ni: 50.00 - 55.00

C Max: 0.02 - 0.08

Other: Mo 2.8 - 3.3; Nb (Cb) 4.75 - 5.40; Ti, Co; Others

Minimum Mechanical Properties

Tensile, ksi: 125

Tensile, MPa: 862

Yield, ksi: 110

Yield, MPa: 758

Elongation %: 5

Heat Treatment: Homogenized + Solutioned; Homogenized+Solutioned+Aged

Homogenized + Solutioned Heat Treat Hardness: 25 HRC max