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Grade N12MV Nickel vs. EN 1.3940 Stainless Steel

Grade N12MV nickel belongs to the nickel alloys classification, while EN 1.3940 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade N12MV nickel and the bottom bar is EN 1.3940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 6.8
34
Fatigue Strength, MPa 130
190
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 84
77
Tensile Strength: Ultimate (UTS), MPa 600
540
Tensile Strength: Yield (Proof), MPa 310
240

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 900
930
Melting Completion (Liquidus), °C 1620
1420
Melting Onset (Solidus), °C 1570
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
17
Density, g/cm3 9.2
7.8
Embodied Carbon, kg CO2/kg material 16
3.3
Embodied Energy, MJ/kg 200
47
Embodied Water, L/kg 260
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
150
Resilience: Unit (Modulus of Resilience), kJ/m3 220
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 0 to 1.0
16.5 to 18.5
Iron (Fe), % 4.0 to 6.0
64.2 to 71.4
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 26 to 30
0
Nickel (Ni), % 60.2 to 69.8
12 to 14
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0.2 to 0.6
0