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AWS ERNiCrMo-2 vs. AWS ERNiFeCr-2

Both AWS ERNiCrMo-2 and AWS ERNiFeCr-2 are nickel alloys. They have 88% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is AWS ERNiFeCr-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
75
Tensile Strength: Ultimate (UTS), MPa 750
1300

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 11
12
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 55
75
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 9.2
13
Embodied Energy, MJ/kg 120
190
Embodied Water, L/kg 270
250

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 25
43
Strength to Weight: Bending, points 22
32
Thermal Diffusivity, mm2/s 2.9
3.2
Thermal Shock Resistance, points 20
38

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.8
Boron (B), % 0
0 to 0.0030
Carbon (C), % 0.050 to 0.15
0 to 0.080
Chromium (Cr), % 20.5 to 23
17 to 21
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.3
Iron (Fe), % 17 to 20
11.6 to 24.6
Manganese (Mn), % 0 to 1.0
0 to 0.35
Molybdenum (Mo), % 8.0 to 10
2.8 to 3.3
Nickel (Ni), % 40.3 to 53.8
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 1.0
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.65 to 1.2
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0
0 to 0.5