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EN 1.4821 Stainless Steel vs. Grade N12MV Nickel

EN 1.4821 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 (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4821 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, % 18
6.8
Fatigue Strength, MPa 280
130
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 79
84
Tensile Strength: Ultimate (UTS), MPa 730
600
Tensile Strength: Yield (Proof), MPa 450
310

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1410
1620
Melting Onset (Solidus), °C 1370
1570
Specific Heat Capacity, J/kg-K 490
390
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 15
75
Density, g/cm3 7.6
9.2
Embodied Carbon, kg CO2/kg material 2.9
16
Embodied Energy, MJ/kg 41
200
Embodied Water, L/kg 160
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
34
Resilience: Unit (Modulus of Resilience), kJ/m3 500
220
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
22
Strength to Weight: Axial, points 26
18
Strength to Weight: Bending, points 23
17
Thermal Shock Resistance, points 21
19

Alloy Composition

Carbon (C), % 0.1 to 0.2
0 to 0.12
Chromium (Cr), % 24.5 to 26.5
0 to 1.0
Iron (Fe), % 64.2 to 71.1
4.0 to 6.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
26 to 30
Nickel (Ni), % 3.5 to 5.5
60.2 to 69.8
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.8 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
0.2 to 0.6