ATI 718 Nickel-Based Alloy


UNS N07718


Product Documents

Documents

Product Specifications By Form

Bar

Metallurgical Condition 1,800 °F + age


Density

lb/in3g/cm3
0.2968.19

Tensile Strength

ksiMPa
195 min1345 min

Yield Strength

ksiMPa
160 min1104 min

Hardness

42 HRC max

Elongation

22% min

Specifications

Compound - nominal wt.% Al - 0.5 C - 0.02 Cb - 5.2 Cr - 19.0 Fe - rem Mo - 3.1 Ni - 54.0 Ti - 0.9

Billet

Metallurgical Condition 1,800 °F + age


Density

lb/in3g/cm3
0.2968.19

Tensile Strength

ksiMPa
195 min1345 min

Yield Strength

ksiMPa
160 min1104 min

Hardness

42 HRC max

Elongation

22% min

Specifications

Compound - nominal wt.% Al - 0.5 C - 0.02 Cb - 5.2 Cr - 19.0 Fe - rem Mo - 3.1 Ni - 54.0 Ti - 0.9

Plate

ATI 718™ Alloy is typically supplied in the solution annealed condition. The mechanical properties in this condition are 150 ksi (1,034 MPa) max. tensile strength, 105 ksi (724 MPa) max. and 30% min. elongation. The room temperature mechanical properties of material precipitation heat treated according to AMS 5596 are shown below.


Composition

ElementMinimum (weight %)Maximum (weight %)Typical (weight %)
Ni50.055.0 
Cr17.021.0 
(Cb + Ta)4.755.50 
Mo2.83.3 
Ti0.651.15 
Co 1.0 
Al0.20.8 
Si 0.35 
Mn 0.35 
Cu 0.3 
C 0.08 
P 0.015 
S 0.015 
B 0.006 
FeBalance  

Density

lb/in3g/cm3
0.2978.23

Tensile Strength

ksiMPa
180 min1241 min

Yield Strength

ksiMPa
150 min1034 min

Elongation

12% min

Specifications

ASTM B670, AMS 5596

Sheet

ATI 718™ Alloy is typically supplied in the solution annealed condition. The mechanical properties in this condition are 150 ksi (1,034 MPa) max. tensile strength, 105 ksi (724 MPa) max. and 30% min. elongation. The room temperature mechanical properties of material precipitation heat treated according to AMS 5596 are shown below.


Composition

ElementMinimum (weight %)Maximum (weight %)Typical (weight %)
Ni50.055.0 
Cr17.021.0 
(Cb + Ta)4.755.50 
Mo2.83.3 
Ti0.651.15 
Co 1.0 
Al0.20.8 
Si 0.35 
Mn 0.35 
Cu 0.3 
C 0.08 
P 0.015 
S 0.015 
B 0.006 
FeBalance  

Density

lb/in3g/cm3
0.2978.23

Tensile Strength

ksiMPa
180 min1241 min

Yield Strength

ksiMPa
150 min1034 min

Elongation

12% min

Specifications

ASTM B670, AMS 5596, AMS 5597

Strip

ATI 718™ Alloy is typically supplied in the solution annealed condition. The mechanical properties in this condition are 150 ksi (1,034 MPa) max. tensile strength, 105 ksi (724 MPa) max. and 30% min. elongation. The room temperature mechanical properties of material precipitation heat treated according to AMS 5596 are shown below.


Composition

ElementMinimum (weight %)Maximum (weight %)Typical (weight %)
Ni50.055.0 
Cr17.021.0 
(Cb + Ta)4.755.50 
Mo2.83.3 
Ti0.651.15 
Co 1.0 
Al0.20.8 
Si 0.35 
Mn 0.35 
Cu 0.3 
C 0.08 
P 0.015 
S 0.015 
B 0.006 
FeBalance  

Density

lb/in3g/cm3
0.2978.23

Tensile Strength

ksiMPa
180 min1241 min

Yield Strength

ksiMPa
150 min1034 min

Elongation

12% min

Specifications

ASTM B670, AMS 5596

Contact

Contact