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Nickel 22 vs. SAE-AISI M6 Steel

Nickel 22 belongs to the nickel alloys classification, while SAE-AISI M6 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is nickel 22 and the bottom bar is SAE-AISI M6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
77
Tensile Strength: Ultimate (UTS), MPa 790
840 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1390
1560
Melting Onset (Solidus), °C 1360
1510
Specific Heat Capacity, J/kg-K 430
440
Thermal Conductivity, W/m-K 10
17
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
39
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 12
8.0
Embodied Energy, MJ/kg 170
120
Embodied Water, L/kg 300
160

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 25
28 to 73
Strength to Weight: Bending, points 21
24 to 45
Thermal Diffusivity, mm2/s 2.7
4.7
Thermal Shock Resistance, points 24
26 to 68

Alloy Composition

Carbon (C), % 0 to 0.015
0.75 to 0.85
Chromium (Cr), % 20 to 22.5
3.8 to 4.5
Cobalt (Co), % 0 to 2.5
11 to 13
Iron (Fe), % 2.0 to 6.0
68.8 to 74.6
Manganese (Mn), % 0 to 0.015
0.15 to 0.4
Molybdenum (Mo), % 12.5 to 14.5
4.5 to 5.5
Nickel (Ni), % 50.8 to 63
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.080
0.2 to 0.45
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 2.5 to 3.5
3.8 to 4.8
Vanadium (V), % 0 to 0.35
1.3 to 1.7