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AWS ERNiCrMo-2 vs. Chromium 33

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while chromium 33 belongs to the otherwise unclassified metals. They have 74% 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 chromium 33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 81
81
Tensile Strength: Ultimate (UTS), MPa 750
850

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 55
36
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 9.2
6.0
Embodied Energy, MJ/kg 120
84
Embodied Water, L/kg 270
250

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 22
25
Thermal Shock Resistance, points 20
21

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.015
Chromium (Cr), % 20.5 to 23
31 to 35
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0.3 to 1.2
Iron (Fe), % 17 to 20
25.7 to 37.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 8.0 to 10
0.5 to 2.0
Nickel (Ni), % 40.3 to 53.8
30 to 33
Nitrogen (N), % 0
0.35 to 0.6
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 0.010
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0 to 0.5
0