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Grade 360 Molybdenum vs. N08020 Stainless Steel

Grade 360 molybdenum belongs to the otherwise unclassified metals classification, while N08020 stainless steel belongs to the iron alloys. There are 20 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 360 molybdenum and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
200
Elongation at Break, % 6.3 to 17
15 to 34
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 120
77
Tensile Strength: Ultimate (UTS), MPa 430 to 620
610 to 620
Tensile Strength: Yield (Proof), MPa 270 to 530
270 to 420

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Specific Heat Capacity, J/kg-K 250
460
Thermal Expansion, µm/m-K 7.0
15

Otherwise Unclassified Properties

Density, g/cm3 10
8.2
Embodied Carbon, kg CO2/kg material 28
6.6
Embodied Energy, MJ/kg 330
92
Embodied Water, L/kg 360
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 64
83 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 450
180 to 440
Stiffness to Weight: Axial, points 17
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 12 to 17
21
Strength to Weight: Bending, points 12 to 16
20
Thermal Shock Resistance, points 14 to 21
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.070
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 0 to 0.010
29.9 to 44
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 99.9 to 100
2.0 to 3.0
Nickel (Ni), % 0 to 0.0020
32 to 38
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.010
0 to 1.0
Sulfur (S), % 0
0 to 0.035