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AWS ERNiMo-3 vs. Grade CW2M Nickel

Both AWS ERNiMo-3 and grade CW2M nickel are nickel alloys. They have 85% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiMo-3 and the bottom bar is grade CW2M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 83
83
Tensile Strength: Ultimate (UTS), MPa 770
560

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Melting Completion (Liquidus), °C 1600
1520
Melting Onset (Solidus), °C 1540
1460
Specific Heat Capacity, J/kg-K 400
430
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
70
Density, g/cm3 9.1
8.8
Embodied Carbon, kg CO2/kg material 15
12
Embodied Energy, MJ/kg 190
170
Embodied Water, L/kg 270
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 21
17
Thermal Shock Resistance, points 24
16

Alloy Composition


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Carbon (C), % 0 to 0.12
0 to 0.020
Chromium (Cr), % 4.0 to 6.0
15 to 17.5
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 4.0 to 7.0
0 to 2.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 23 to 26
15 to 17.5
Nickel (Ni), % 53.7 to 69
60.1 to 70
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0 to 1.0
0 to 1.0
Vanadium (V), % 0 to 0.6
0
Residuals, % 0 to 0.5
0