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Grade 366 Molybdenum vs. SAE-AISI H11 Steel

Grade 366 molybdenum belongs to the otherwise unclassified metals classification, while SAE-AISI H11 steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 366 molybdenum and the bottom bar is SAE-AISI H11 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 300
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 120
74
Tensile Strength: Ultimate (UTS), MPa 580
690 to 1840

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Specific Heat Capacity, J/kg-K 210
470
Thermal Expansion, µm/m-K 7.6
12

Otherwise Unclassified Properties

Density, g/cm3 12
7.8
Embodied Carbon, kg CO2/kg material 27
3.0
Embodied Energy, MJ/kg 340
43
Embodied Water, L/kg 300
75

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 13
25 to 66
Strength to Weight: Bending, points 13
22 to 43
Thermal Shock Resistance, points 18
22 to 58

Alloy Composition

Carbon (C), % 0 to 0.030
0.33 to 0.43
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 0.010
89.6 to 92.5
Manganese (Mn), % 0
0.2 to 0.5
Molybdenum (Mo), % 66.9 to 73
1.1 to 1.6
Nickel (Ni), % 0 to 0.0020
0 to 0.3
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0025
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.010
0.8 to 1.2
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 27 to 33
0
Vanadium (V), % 0
0.3 to 0.6