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Grade CW6M Nickel vs. AWS ENiCrFe-3

Both grade CW6M nickel and AWS ENiCrFe-3 are nickel alloys. They have 78% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade CW6M nickel and the bottom bar is AWS ENiCrFe-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 29
34
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 84
74
Tensile Strength: Ultimate (UTS), MPa 560
630

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Melting Completion (Liquidus), °C 1530
1370
Melting Onset (Solidus), °C 1470
1320
Specific Heat Capacity, J/kg-K 430
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 65
65
Density, g/cm3 8.8
8.4
Embodied Carbon, kg CO2/kg material 13
11
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 300
260

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 16
18

Alloy Composition


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Carbon (C), % 0 to 0.070
0 to 0.1
Chromium (Cr), % 17 to 20
13 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 3.0
0 to 10
Manganese (Mn), % 0 to 1.0
5.0 to 9.5
Molybdenum (Mo), % 17 to 20
0
Nickel (Ni), % 54.9 to 66
52 to 81
Niobium (Nb), % 0
1.0 to 2.5
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tantalum (Ta), % 0
0 to 0.3
Titanium (Ti), % 0
0 to 1.0
Residuals, % 0
0 to 0.5