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Grade CW6MC Nickel vs. AWS E2553

Grade CW6MC nickel belongs to the nickel alloys classification, while AWS E2553 belongs to the iron alloys. They have a modest 36% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 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 grade CW6MC nickel and the bottom bar is AWS E2553.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
17
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 540
850

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Melting Completion (Liquidus), °C 1480
1440
Melting Onset (Solidus), °C 1430
1390
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 11
16
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 80
21
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 14
4.0
Embodied Energy, MJ/kg 200
56
Embodied Water, L/kg 290
190

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
30
Strength to Weight: Bending, points 17
26
Thermal Diffusivity, mm2/s 2.8
4.3
Thermal Shock Resistance, points 15
21

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.060
Chromium (Cr), % 20 to 23
24 to 27
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 0 to 5.0
55.2 to 64.5
Manganese (Mn), % 0 to 1.0
0.5 to 1.5
Molybdenum (Mo), % 8.0 to 10
2.9 to 3.9
Nickel (Ni), % 55.4 to 68.9
6.5 to 8.5
Niobium (Nb), % 3.2 to 4.5
0
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030