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S66286 Stainless Steel vs. Nickel 22

S66286 stainless steel belongs to the iron alloys classification, while nickel 22 belongs to the nickel alloys. They have 46% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S66286 stainless steel and the bottom bar is nickel 22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 17 to 40
49
Fatigue Strength, MPa 240 to 410
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
84
Shear Strength, MPa 420 to 630
560
Tensile Strength: Ultimate (UTS), MPa 620 to 1020
790
Tensile Strength: Yield (Proof), MPa 280 to 670
360

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 920
990
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 15
10
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 26
70
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 6.0
12
Embodied Energy, MJ/kg 87
170
Embodied Water, L/kg 170
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 200
320
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1150
300
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 22 to 36
25
Strength to Weight: Bending, points 20 to 28
21
Thermal Diffusivity, mm2/s 4.0
2.7
Thermal Shock Resistance, points 13 to 22
24

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0 to 0.015
Chromium (Cr), % 13.5 to 16
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Iron (Fe), % 49.1 to 59.5
2.0 to 6.0
Manganese (Mn), % 0 to 2.0
0 to 0.015
Molybdenum (Mo), % 1.0 to 1.5
12.5 to 14.5
Nickel (Ni), % 24 to 27
50.8 to 63
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 1.9 to 2.4
0
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0.1 to 0.5
0 to 0.35