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AWS ERNiMo-3 vs. Grade CW6M Nickel

Both AWS ERNiMo-3 and grade CW6M nickel are nickel alloys. They have 87% 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 CW6M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 83
84
Tensile Strength: Ultimate (UTS), MPa 770
560

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Melting Completion (Liquidus), °C 1600
1530
Melting Onset (Solidus), °C 1540
1470
Specific Heat Capacity, J/kg-K 400
430
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
65
Density, g/cm3 9.1
8.8
Embodied Carbon, kg CO2/kg material 15
13
Embodied Energy, MJ/kg 190
170
Embodied Water, L/kg 270
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
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 0.070
Chromium (Cr), % 4.0 to 6.0
17 to 20
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 4.0 to 7.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 23 to 26
17 to 20
Nickel (Ni), % 53.7 to 69
54.9 to 66
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 0.6
0
Residuals, % 0 to 0.5
0