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Nickel 333 vs. SAE-AISI M6 Steel

Nickel 333 belongs to the nickel alloys classification, while SAE-AISI M6 steel belongs to the iron alloys. They have a modest 31% of their average alloy composition in common, which, by itself, doesn't mean much. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is nickel 333 and the bottom bar is SAE-AISI M6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 630
840 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1460
1560
Melting Onset (Solidus), °C 1410
1510
Specific Heat Capacity, J/kg-K 450
440
Thermal Conductivity, W/m-K 11
17
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
39
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 8.5
8.0
Embodied Energy, MJ/kg 120
120
Embodied Water, L/kg 270
160

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 21
28 to 73
Strength to Weight: Bending, points 19
24 to 45
Thermal Diffusivity, mm2/s 2.9
4.7
Thermal Shock Resistance, points 16
26 to 68

Alloy Composition

Carbon (C), % 0 to 0.1
0.75 to 0.85
Chromium (Cr), % 24 to 27
3.8 to 4.5
Cobalt (Co), % 2.5 to 4.0
11 to 13
Iron (Fe), % 9.3 to 24.5
68.8 to 74.6
Manganese (Mn), % 0 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 2.5 to 4.0
4.5 to 5.5
Nickel (Ni), % 44 to 48
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 1.5
0.2 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 2.5 to 4.0
3.8 to 4.8
Vanadium (V), % 0
1.3 to 1.7