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EN 1.4378 Stainless Steel vs. Grade N12MV Nickel

EN 1.4378 stainless steel belongs to the iron alloys classification, while grade N12MV nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4378 stainless steel and the bottom bar is grade N12MV nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 14 to 34
6.8
Fatigue Strength, MPa 340 to 550
130
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
84
Tensile Strength: Ultimate (UTS), MPa 760 to 1130
600
Tensile Strength: Yield (Proof), MPa 430 to 970
310

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 910
900
Melting Completion (Liquidus), °C 1390
1620
Melting Onset (Solidus), °C 1350
1570
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 12
75
Density, g/cm3 7.6
9.2
Embodied Carbon, kg CO2/kg material 2.7
16
Embodied Energy, MJ/kg 39
200
Embodied Water, L/kg 150
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
34
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 2370
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 28 to 41
18
Strength to Weight: Bending, points 24 to 31
17
Thermal Shock Resistance, points 16 to 23
19

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.12
Chromium (Cr), % 17 to 19
0 to 1.0
Iron (Fe), % 61.2 to 69
4.0 to 6.0
Manganese (Mn), % 11.5 to 14.5
0 to 1.0
Molybdenum (Mo), % 0
26 to 30
Nickel (Ni), % 2.3 to 3.7
60.2 to 69.8
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.060
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
0.2 to 0.6