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AWS ERNiCrMo-3 vs. N07750 Nickel

Both AWS ERNiCrMo-3 and N07750 nickel are nickel alloys. They have 84% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-3 and the bottom bar is N07750 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
25
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 870
1200

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Melting Completion (Liquidus), °C 1480
1430
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 440
460
Thermal Conductivity, W/m-K 11
13
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 80
60
Density, g/cm3 8.6
8.4
Embodied Carbon, kg CO2/kg material 14
10
Embodied Energy, MJ/kg 190
150
Embodied Water, L/kg 290
260

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 28
40
Strength to Weight: Bending, points 24
30
Thermal Diffusivity, mm2/s 2.8
3.3
Thermal Shock Resistance, points 25
36

Alloy Composition


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Aluminum (Al), % 0 to 0.4
0.4 to 1.0
Carbon (C), % 0 to 0.010
0 to 0.080
Chromium (Cr), % 20 to 23
14 to 17
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 5.0
5.0 to 9.0
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
70 to 77.7
Niobium (Nb), % 3.2 to 4.2
0.7 to 1.2
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.4
2.3 to 2.8
Residuals, % 0 to 0.5
0