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Nickel 22 vs. SAE-AISI 5155 Steel

Nickel 22 belongs to the nickel alloys classification, while SAE-AISI 5155 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is nickel 22 and the bottom bar is SAE-AISI 5155 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 49
21
Fatigue Strength, MPa 330
260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
73
Shear Strength, MPa 560
390
Tensile Strength: Ultimate (UTS), MPa 790
620
Tensile Strength: Yield (Proof), MPa 360
380

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 990
420
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.1
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 12
1.4
Embodied Energy, MJ/kg 170
19
Embodied Water, L/kg 300
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110
Resilience: Unit (Modulus of Resilience), kJ/m3 300
380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 25
22
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 2.7
13
Thermal Shock Resistance, points 24
20

Alloy Composition

Carbon (C), % 0 to 0.015
0.51 to 0.59
Chromium (Cr), % 20 to 22.5
0.7 to 0.9
Cobalt (Co), % 0 to 2.5
0
Iron (Fe), % 2.0 to 6.0
97.2 to 97.9
Manganese (Mn), % 0 to 0.015
0.7 to 0.9
Molybdenum (Mo), % 12.5 to 14.5
0
Nickel (Ni), % 50.8 to 63
0
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.080
0.15 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.040
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0