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EN 1.4646 Stainless Steel vs. N08221 Nickel

EN 1.4646 stainless steel belongs to the iron alloys classification, while N08221 nickel belongs to the nickel alloys. They have 53% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4646 stainless steel and the bottom bar is N08221 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
34
Fatigue Strength, MPa 340
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 500
410
Tensile Strength: Ultimate (UTS), MPa 750
610
Tensile Strength: Yield (Proof), MPa 430
270

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Mechanical, °C 910
980
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 13
44
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 2.8
7.9
Embodied Energy, MJ/kg 41
110
Embodied Water, L/kg 160
240

Common Calculations

PREN (Pitting Resistance) 23
40
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
170
Resilience: Unit (Modulus of Resilience), kJ/m3 460
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 24
19
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Carbon (C), % 0.020 to 0.1
0 to 0.025
Chromium (Cr), % 17 to 19
20 to 22
Copper (Cu), % 1.5 to 3.0
1.5 to 3.0
Iron (Fe), % 59 to 67.3
22 to 33.9
Manganese (Mn), % 10.5 to 12.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
5.0 to 6.5
Nickel (Ni), % 3.5 to 4.5
39 to 46
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.6 to 1.0