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AWS ERNiCrMo-2 vs. 50Cr-50Ni-Cb Alloy

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while 50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals. They have 70% of their average alloy composition in common. There are 17 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is 50Cr-50Ni-Cb alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 81
84
Tensile Strength: Ultimate (UTS), MPa 750
620

Thermal Properties

Latent Heat of Fusion, J/g 320
350
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 55
60
Density, g/cm3 8.4
8.0
Embodied Carbon, kg CO2/kg material 9.2
9.2
Embodied Energy, MJ/kg 120
130
Embodied Water, L/kg 270
350

Common Calculations

Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
21
Strength to Weight: Bending, points 22
20
Thermal Shock Resistance, points 20
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Carbon (C), % 0.050 to 0.15
0 to 0.1
Chromium (Cr), % 20.5 to 23
47 to 52
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 17 to 20
0 to 1.0
Manganese (Mn), % 0 to 1.0
0 to 0.3
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 40.3 to 53.8
43.3 to 51.6
Niobium (Nb), % 0
1.4 to 1.7
Nitrogen (N), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.5
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0 to 0.5
0