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HP Alloys Alloy 718, 20% Cold Worked, Aged

Category Metal , Nonferrous Metal , Nickel Alloy , Superalloy
Manufacturer High Performance Alloys, Inc
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF HP Alloys Alloy 718, 20% Cold Worked, Aged.pdf
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Material Notes:
20% Cold Worked, Aged applies to tensile and/or hardness; other properties are typical of this alloy.Data provided by High Performance Alloys, Inc., Allvac, Inco Alloys International, and Haynes International.
Physical Properties Metric English Comments
Density 8.20 g/cc
0.296 lb/in³
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 1551 MPa
225000 psi
Tensile Strength, Yield 1455 MPa
211000 psi
Elongation at Break 17 %
17 %
Reduction of Area 40 %
40 %
Modulus of Elasticity 200 GPa
29000 ksi
Thermal Properties Metric English Comments
CTE, linear 12.9 µm/m-°C

@Temperature 20.0 - 100 °C
7.17 µin/in-°F

@Temperature 68.0 - 212 °F
13.5 µm/m-°C

@Temperature 25.0 - 200 °C
7.50 µin/in-°F

@Temperature 77.0 - 392 °F
14.3 µm/m-°C

@Temperature 25.0 - 500 °C
7.94 µin/in-°F

@Temperature 77.0 - 932 °F
17.2 µm/m-°C

@Temperature 25.0 - 900 °C
9.56 µin/in-°F

@Temperature 77.0 - 1650 °F
Specific Heat Capacity 0.435 J/g-°C
0.104 BTU/lb-°F
Thermal Conductivity 11.4 W/m-K
79.1 BTU-in/hr-ft²-°F
Melting Point 1260 - 1336 °C
2300 - 2437 °F
Solidus 1260 °C
2300 °F
Liquidus 1336 °C
2437 °F
Component Elements Properties Metric English Comments
Aluminum, Al 0.20 - 0.80 %
0.20 - 0.80 %
Boron, B <= 0.0060 %
<= 0.0060 %
Carbon, C <= 0.080 %
<= 0.080 %
Chromium, Cr 17 - 21 %
17 - 21 %
Cobalt, Co <= 1.0 %
<= 1.0 %
Copper, Cu <= 0.30 %
<= 0.30 %
Iron, Fe 17 %
17 %
Manganese, Mn <= 0.35 %
<= 0.35 %
Molybdenum, Mo 2.8 - 3.3 %
2.8 - 3.3 %
Nickel, Ni 50 - 55 %
50 - 55 %
Niobium, Nb (Columbium, Cb) 4.75 - 5.5 %
4.75 - 5.5 %
Phosphorous, P <= 0.015 %
<= 0.015 %
Silicon, Si <= 0.35 %
<= 0.35 %
Sulfur, S <= 0.015 %
<= 0.015 %
Titanium, Ti 0.65 - 1.15 %
0.65 - 1.15 %
Electrical Properties Metric English Comments
Electrical Resistivity 0.000123 ohm-cm
0.000123 ohm-cm
Magnetic Permeability 1.0011
1.0011
at 200 oersted (15.9 kA/m)
Curie Temperature -112 °C
-170 °F
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