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Grade CX2M Nickel vs. AWS E3155

Grade CX2M nickel belongs to the nickel alloys classification, while AWS E3155 belongs to the iron alloys. They have 46% of their average alloy composition in common. There are 22 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 CX2M nickel and the bottom bar is AWS E3155.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 45
23
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
81
Tensile Strength: Ultimate (UTS), MPa 550
770

Thermal Properties

Latent Heat of Fusion, J/g 330
310
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1450
1410
Specific Heat Capacity, J/kg-K 430
450
Thermal Conductivity, W/m-K 10
13
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 65
70
Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 12
7.7
Embodied Energy, MJ/kg 160
110
Embodied Water, L/kg 310
300

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
26
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 2.7
3.3
Thermal Shock Resistance, points 15
20

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 22 to 24
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 0 to 1.5
23.3 to 36.3
Manganese (Mn), % 0 to 1.0
1.0 to 2.5
Molybdenum (Mo), % 15 to 16.5
2.5 to 3.5
Nickel (Ni), % 56.4 to 63
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 0
2.0 to 3.0