PROPRIETARY Inconel 718 Nickel Alloys

Material group: Nonferrous Alloys / Nickel Alloys
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2025-05
Total number of updates: 13
Update History

This material has 686 properties — only a subset is shown here.

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PROPRIETARY Inconel 718 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
0.2 – 0.8
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
B
VALUE
0.006
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
Bi
VALUE
0.00003 %
UNIT
%
CAS NUMBER
7440-69-9
CRITERIA
C
VALUE
val1
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UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Co
VALUE
val1
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UNIT
%
CAS NUMBER
7440-48-4
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
val1
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UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
val1
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UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
Nb
VALUE
val1
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UNIT
%
CAS NUMBER
7440-03-1
CRITERIA
Ni
VALUE
val1
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UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
O
VALUE
val1
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UNIT
%
CAS NUMBER
7782-44-7; 17778-80-2
CRITERIA
P
VALUE
val1
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UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Se
VALUE
val1
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UNIT
%
CAS NUMBER
7782-49-2
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Ta
VALUE
val1
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UNIT
%
CAS NUMBER
7440-25-7
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6

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PROPRIETARY Inconel 718 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
147 — 275 GPa
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Thermal Conductivity
11.5 W/(m∙°C)
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Bulk Density
val1
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kg/dm³
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Density
8.13 — 8.44 kg/dm³
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Melting Temperature
val1
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°C
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Poisson Coefficient
val1
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Tap Density
val1
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kg/dm³
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This material has 686 properties — only a subset is shown here.

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PROPRIETARY Inconel 718 Heat Treatments

  • AMS 2774: Stress relieve + HIP + Solution + Precipitation
  • Stress Relief, 1070°C (1950°F) for 1.5 hours; Hot Isostatic Press, 1160°C (2125°F) for 240 min at 102 MPa (14.75 ksi); Solution Heat Treat, (Per AMS5596K) Heat to 940°C (1725°F) to 1010°C (1850°F), hold for time commensurate with product thickness air cool (or faster); Percipitation Heat Treatment, (Per AMS5596K) Heat 718°C (1325°F) to 760°C (1400°F), hold for approx 8 hours, cool at 56°C/h (100°F/hr) to 621°C (1150°F), hold for approx 8 hrs, air cool

PROPRIETARY Inconel 718 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
780 — 1499 MPa
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Elongation, A
3 — 42 %
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Yield Strength, Rp0.2
val1
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MPa
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Impact Energy
val1
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J
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Reduction of Area
val1
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%
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Rockwell Hardness (HR)
val1
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Vickers Hardness (HV)
val1
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PROPRIETARY Inconel 718 International Equivalent Materials

Showing 15 of 208 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
N07718
STANDARD
UNS
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
Alloy 718
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
Inconel 718
STANDARD
SAE
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SB-637 N07718
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
B 637 N07718
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
B 670 N07718
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
B 983 N07718
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
ERNiFeCr-2
STANDARD
AWS
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
NiCr19Fe19Nb5Mo3
STANDARD
ISO
COUNTRY / PRODUCER
International
EQUIVALENCE CATEGORY
Implicit
MATERIAL
NW7718
STANDARD
ISO
COUNTRY / PRODUCER
International
EQUIVALENCE CATEGORY
Implicit
MATERIAL
VDM alloy 718
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit
MATERIAL
Inconel alloy 718
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit
MATERIAL
Nistelle 718
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit
MATERIAL
HAYNES 718
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit
MATERIAL
ALTEMP 718
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

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  • 208Cross References
  • 200Composition
  • 105Mechanical Properties
  • 23Physical Properties
  • 5Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • 1Joints
  • -Coatings
  • -Dimensions
  • 4Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 140Total Suppliers