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Grade 363 Molybdenum vs. SAE-AISI O1 Steel

Grade 363 molybdenum belongs to the otherwise unclassified metals classification, while SAE-AISI O1 steel belongs to the iron alloys. There are 16 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 grade 363 molybdenum and the bottom bar is SAE-AISI O1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 120
72
Tensile Strength: Ultimate (UTS), MPa 580 to 720
640 to 2060

Thermal Properties

Latent Heat of Fusion, J/g 370
250
Specific Heat Capacity, J/kg-K 250
470
Thermal Expansion, µm/m-K 7.0
12

Otherwise Unclassified Properties

Density, g/cm3 10
7.8
Embodied Carbon, kg CO2/kg material 28
1.9
Embodied Energy, MJ/kg 330
27
Embodied Water, L/kg 360
51

Common Calculations

Stiffness to Weight: Axial, points 17
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 16 to 20
23 to 73
Strength to Weight: Bending, points 15 to 17
21 to 46
Thermal Shock Resistance, points 19 to 24
21 to 68

Alloy Composition

Carbon (C), % 0.010 to 0.030
0.85 to 1.0
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 0.010
95 to 97.4
Manganese (Mn), % 0
1.0 to 1.4
Molybdenum (Mo), % 99.3 to 99.5
0
Nickel (Ni), % 0 to 0.0020
0 to 0.3
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0030
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0.4 to 0.55
0
Tungsten (W), % 0
0.4 to 0.6
Vanadium (V), % 0
0 to 0.3
Zirconium (Zr), % 0.060 to 0.12
0