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Grade 360 Molybdenum vs. Type 3 Niobium

Both grade 360 molybdenum and Type 3 niobium are otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 360 molybdenum and the bottom bar is Type 3 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
100
Elongation at Break, % 6.3 to 17
23
Poisson's Ratio 0.31
0.4
Shear Modulus, GPa 120
38
Tensile Strength: Ultimate (UTS), MPa 430 to 620
220
Tensile Strength: Yield (Proof), MPa 270 to 530
140

Thermal Properties

Latent Heat of Fusion, J/g 370
310
Specific Heat Capacity, J/kg-K 250
270
Thermal Expansion, µm/m-K 7.0
7.3

Otherwise Unclassified Properties

Density, g/cm3 10
8.6
Embodied Water, L/kg 360
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 64
44
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 450
93
Stiffness to Weight: Axial, points 17
6.8
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 12 to 17
7.2
Strength to Weight: Bending, points 12 to 16
9.5
Thermal Shock Resistance, points 14 to 21
21

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.010
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.010
0 to 0.0050
Molybdenum (Mo), % 99.9 to 100
0 to 0.010
Nickel (Ni), % 0 to 0.0020
0 to 0.0050
Niobium (Nb), % 0
98.6 to 99.2
Nitrogen (N), % 0 to 0.0020
0 to 0.010
Oxygen (O), % 0 to 0.0015
0 to 0.015
Silicon (Si), % 0 to 0.010
0 to 0.0050
Tantalum (Ta), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 0
0 to 0.030
Zirconium (Zr), % 0
0.8 to 1.2