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Grade N12MV Nickel vs. AWS E312

Grade N12MV nickel belongs to the nickel alloys classification, while AWS E312 belongs to the iron alloys. There are 20 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 N12MV nickel and the bottom bar is AWS E312.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 6.8
25
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 84
80
Tensile Strength: Ultimate (UTS), MPa 600
740

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1620
1410
Melting Onset (Solidus), °C 1570
1360
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 10
15

Otherwise Unclassified Properties

Base Metal Price, % relative 75
20
Density, g/cm3 9.2
7.7
Embodied Carbon, kg CO2/kg material 16
3.6
Embodied Energy, MJ/kg 200
52
Embodied Water, L/kg 260
200

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 18
27
Strength to Weight: Bending, points 17
24
Thermal Shock Resistance, points 19
18

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.15
Chromium (Cr), % 0 to 1.0
28 to 32
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 4.0 to 6.0
52.3 to 63.5
Manganese (Mn), % 0 to 1.0
0.5 to 2.5
Molybdenum (Mo), % 26 to 30
0 to 0.75
Nickel (Ni), % 60.2 to 69.8
8.0 to 10.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.2 to 0.6
0