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SAE-AISI M6 Steel vs. N10665 Nickel

SAE-AISI M6 steel belongs to the iron alloys classification, while N10665 nickel belongs to the nickel alloys. 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 SAE-AISI M6 steel and the bottom bar is N10665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 77
84
Tensile Strength: Ultimate (UTS), MPa 840 to 2210
860

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1560
1620
Melting Onset (Solidus), °C 1510
1570
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 17
11
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 39
75
Density, g/cm3 8.4
9.3
Embodied Carbon, kg CO2/kg material 8.0
15
Embodied Energy, MJ/kg 120
200
Embodied Water, L/kg 160
270

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 28 to 73
26
Strength to Weight: Bending, points 24 to 45
22
Thermal Diffusivity, mm2/s 4.7
3.1
Thermal Shock Resistance, points 26 to 68
27

Alloy Composition

Carbon (C), % 0.75 to 0.85
0 to 0.020
Chromium (Cr), % 3.8 to 4.5
0 to 1.0
Cobalt (Co), % 11 to 13
0 to 1.0
Iron (Fe), % 68.8 to 74.6
0 to 2.0
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 4.5 to 5.5
26 to 30
Nickel (Ni), % 0
64.8 to 74
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.45
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 3.8 to 4.8
0
Vanadium (V), % 1.3 to 1.7
0