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Grade CW6MC Nickel vs. AWS E320LR

Grade CW6MC nickel belongs to the nickel alloys classification, while AWS E320LR belongs to the iron alloys. They have 60% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is grade CW6MC nickel and the bottom bar is AWS E320LR.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
34
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 540
580

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Melting Completion (Liquidus), °C 1480
1410
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 440
460
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 80
36
Density, g/cm3 8.6
8.2
Embodied Carbon, kg CO2/kg material 14
6.2
Embodied Energy, MJ/kg 200
87
Embodied Water, L/kg 290
220

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 15
15

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 20 to 23
19 to 21
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 0 to 5.0
32.7 to 42.5
Manganese (Mn), % 0 to 1.0
1.5 to 2.5
Molybdenum (Mo), % 8.0 to 10
2.0 to 3.0
Nickel (Ni), % 55.4 to 68.9
32 to 36
Niobium (Nb), % 3.2 to 4.5
0 to 0.4
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.015