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SAE-AISI M62 Steel vs. Grade 366 Molybdenum

SAE-AISI M62 steel belongs to the iron alloys classification, while grade 366 molybdenum belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M62 steel and the bottom bar is grade 366 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
300
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 79
120
Tensile Strength: Ultimate (UTS), MPa 830 to 2440
580

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Specific Heat Capacity, J/kg-K 430
210
Thermal Expansion, µm/m-K 12
7.6

Otherwise Unclassified Properties

Density, g/cm3 8.5
12
Embodied Carbon, kg CO2/kg material 10
27
Embodied Energy, MJ/kg 150
340
Embodied Water, L/kg 110
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 27 to 80
13
Strength to Weight: Bending, points 23 to 47
13
Thermal Shock Resistance, points 24 to 71
18

Alloy Composition

Carbon (C), % 1.3 to 1.4
0 to 0.030
Chromium (Cr), % 3.5 to 4.0
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.6 to 77.4
0 to 0.010
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 10 to 11
66.9 to 73
Nickel (Ni), % 0 to 0.3
0 to 0.0020
Nitrogen (N), % 0
0 to 0.0020
Oxygen (O), % 0
0 to 0.0025
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.4
0 to 0.010
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 5.8 to 6.5
27 to 33
Vanadium (V), % 1.8 to 2.1
0