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Grade CX2M Nickel vs. AWS E16-8-2

Grade CX2M nickel belongs to the nickel alloys classification, while AWS E16-8-2 belongs to the iron alloys. They have a modest 27% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade CX2M nickel and the bottom bar is AWS E16-8-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 45
40
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
77
Tensile Strength: Ultimate (UTS), MPa 550
620

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Melting Completion (Liquidus), °C 1500
1440
Melting Onset (Solidus), °C 1450
1400
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
16
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 65
15
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 12
3.2
Embodied Energy, MJ/kg 160
45
Embodied Water, L/kg 310
140

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 2.7
4.2
Thermal Shock Resistance, points 15
16

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 22 to 24
14.5 to 16.5
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 0 to 1.5
68 to 76.5
Manganese (Mn), % 0 to 1.0
0.5 to 2.5
Molybdenum (Mo), % 15 to 16.5
1.0 to 2.0
Nickel (Ni), % 56.4 to 63
7.5 to 9.5
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030