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AWS ERNiCrMo-4 vs. Nickel 718

Both AWS ERNiCrMo-4 and nickel 718 are nickel alloys. They have 77% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-4 and the bottom bar is nickel 718.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 28
12 to 50
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
75
Tensile Strength: Ultimate (UTS), MPa 790
930 to 1530

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Melting Completion (Liquidus), °C 1590
1340
Melting Onset (Solidus), °C 1530
1260
Specific Heat Capacity, J/kg-K 410
450
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
75
Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 13
13
Embodied Energy, MJ/kg 170
190
Embodied Water, L/kg 280
250

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24
31 to 51
Strength to Weight: Bending, points 21
25 to 35
Thermal Shock Resistance, points 22
27 to 44

Alloy Composition


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Aluminum (Al), % 0
0.2 to 0.8
Boron (B), % 0
0 to 0.0060
Carbon (C), % 0 to 0.020
0 to 0.080
Chromium (Cr), % 14.5 to 16.5
17 to 21
Cobalt (Co), % 0 to 2.5
0 to 1.0
Copper (Cu), % 0 to 0.5
0 to 0.3
Iron (Fe), % 4.0 to 7.0
11.1 to 24.6
Manganese (Mn), % 0 to 1.0
0 to 0.35
Molybdenum (Mo), % 15 to 17
2.8 to 3.3
Nickel (Ni), % 50 to 63.5
50 to 55
Niobium (Nb), % 0
4.8 to 5.5
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 0.080
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.65 to 1.2
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0