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Nickel 22 vs. S21603 Stainless Steel

Nickel 22 belongs to the nickel alloys classification, while S21603 stainless steel belongs to the iron alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is nickel 22 and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 49
45
Fatigue Strength, MPa 330
360
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
79
Shear Strength, MPa 560
490
Tensile Strength: Ultimate (UTS), MPa 790
690
Tensile Strength: Yield (Proof), MPa 360
390

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 990
990
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1360
1380
Specific Heat Capacity, J/kg-K 430
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 70
17
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 12
3.6
Embodied Energy, MJ/kg 170
50
Embodied Water, L/kg 300
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
270
Resilience: Unit (Modulus of Resilience), kJ/m3 300
380
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 25
25
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 24
15

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 20 to 22.5
17.5 to 22
Cobalt (Co), % 0 to 2.5
0
Iron (Fe), % 2.0 to 6.0
57.6 to 67.8
Manganese (Mn), % 0 to 0.015
7.5 to 9.0
Molybdenum (Mo), % 12.5 to 14.5
2.0 to 3.0
Nickel (Ni), % 50.8 to 63
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
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