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Nickel 22 vs. SAE-AISI 8627 Steel

Nickel 22 belongs to the nickel alloys classification, while SAE-AISI 8627 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 8627 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 49
23
Fatigue Strength, MPa 330
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
73
Shear Strength, MPa 560
320
Tensile Strength: Ultimate (UTS), MPa 790
500
Tensile Strength: Yield (Proof), MPa 360
330

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 990
410
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
38
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.6
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 12
1.5
Embodied Energy, MJ/kg 170
20
Embodied Water, L/kg 300
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
100
Resilience: Unit (Modulus of Resilience), kJ/m3 300
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 2.7
10
Thermal Shock Resistance, points 24
17

Alloy Composition

Carbon (C), % 0 to 0.015
0.25 to 0.3
Chromium (Cr), % 20 to 22.5
0.4 to 0.6
Cobalt (Co), % 0 to 2.5
0
Iron (Fe), % 2.0 to 6.0
96.8 to 98
Manganese (Mn), % 0 to 0.015
0.7 to 0.9
Molybdenum (Mo), % 12.5 to 14.5
0.15 to 0.25
Nickel (Ni), % 50.8 to 63
0.4 to 0.7
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