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AWS ERNiCrMo-2 vs. Grade CY40 Nickel

Both AWS ERNiCrMo-2 and grade CY40 nickel are nickel alloys. They have 69% of their average alloy composition in common. There are 23 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 ERNiCrMo-2 and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 750
540

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1410
1300
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 11
14
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 55
55
Density, g/cm3 8.4
8.4
Embodied Carbon, kg CO2/kg material 9.2
9.1
Embodied Energy, MJ/kg 120
130
Embodied Water, L/kg 270
260

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 2.9
3.7
Thermal Shock Resistance, points 20
16

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.4
Chromium (Cr), % 20.5 to 23
14 to 17
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 17 to 20
0 to 11
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 40.3 to 53.8
67 to 86
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 3.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0 to 0.5
0