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Nickel 22 vs. S35140 Stainless Steel

Nickel 22 belongs to the nickel alloys classification, while S35140 stainless steel belongs to the iron alloys. They have 53% of their average alloy composition in common. There are 30 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 nickel 22 and the bottom bar is S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 49
34
Fatigue Strength, MPa 330
250
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
78
Shear Strength, MPa 560
460
Tensile Strength: Ultimate (UTS), MPa 790
690
Tensile Strength: Yield (Proof), MPa 360
310

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Maximum Temperature: Mechanical, °C 990
1100
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1360
1370
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
14
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 70
31
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 12
5.5
Embodied Energy, MJ/kg 170
78
Embodied Water, L/kg 300
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
190
Resilience: Unit (Modulus of Resilience), kJ/m3 300
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 25
24
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 2.7
3.7
Thermal Shock Resistance, points 24
16

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.1
Chromium (Cr), % 20 to 22.5
20 to 22
Cobalt (Co), % 0 to 2.5
0
Iron (Fe), % 2.0 to 6.0
44.1 to 52.7
Manganese (Mn), % 0 to 0.015
1.0 to 3.0
Molybdenum (Mo), % 12.5 to 14.5
1.0 to 2.0
Nickel (Ni), % 50.8 to 63
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.080
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0