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Grade CW6M Nickel vs. AWS ERNiCrFe-5

Both grade CW6M nickel and AWS ERNiCrFe-5 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 (9, in this case) are not shown.

For each property being compared, the top bar is grade CW6M nickel and the bottom bar is AWS ERNiCrFe-5.

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
1390
Melting Onset (Solidus), °C 1470
1340
Specific Heat Capacity, J/kg-K 430
450
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
65
Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 13
11
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 300
250

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 16
19

Alloy Composition


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Carbon (C), % 0 to 0.070
0 to 0.080
Chromium (Cr), % 17 to 20
14 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 3.0
6.0 to 10
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 17 to 20
0
Nickel (Ni), % 54.9 to 66
70 to 78.5
Niobium (Nb), % 0
1.5 to 3.0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Residuals, % 0
0 to 0.5