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Grade 363 Molybdenum vs. Grade TDC Steel

Grade 363 molybdenum belongs to the otherwise unclassified metals classification, while grade TDC steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 363 molybdenum and the bottom bar is grade TDC 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
80
Tensile Strength: Ultimate (UTS), MPa 580 to 720
1700

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
13

Otherwise Unclassified Properties

Density, g/cm3 10
7.8
Embodied Carbon, kg CO2/kg material 28
1.4
Embodied Energy, MJ/kg 330
19
Embodied Water, L/kg 360
47

Common Calculations

Stiffness to Weight: Axial, points 17
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 16 to 20
60
Strength to Weight: Bending, points 15 to 17
40
Thermal Shock Resistance, points 19 to 24
50

Alloy Composition

Carbon (C), % 0.010 to 0.030
0.6 to 0.75
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 0 to 0.010
98 to 99.4
Manganese (Mn), % 0
0.5 to 1.2
Molybdenum (Mo), % 99.3 to 99.5
0
Nickel (Ni), % 0 to 0.0020
0
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0030
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.010
0.1 to 0.35
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0.4 to 0.55
0
Zirconium (Zr), % 0.060 to 0.12
0