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Grade 365 Molybdenum vs. EN 1.8824 Steel

Grade 365 molybdenum belongs to the otherwise unclassified metals classification, while EN 1.8824 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 365 molybdenum and the bottom bar is EN 1.8824 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
190
Elongation at Break, % 6.3
22
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 120
73
Tensile Strength: Ultimate (UTS), MPa 620
580
Tensile Strength: Yield (Proof), MPa 530
440

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
1.6
Embodied Energy, MJ/kg 330
21
Embodied Water, L/kg 360
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
120
Resilience: Unit (Modulus of Resilience), kJ/m3 450
530
Stiffness to Weight: Axial, points 17
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 17
21
Strength to Weight: Bending, points 16
20
Thermal Shock Resistance, points 21
17

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.040
Carbon (C), % 0 to 0.010
0 to 0.16
Iron (Fe), % 0 to 0.010
96.6 to 99.98
Manganese (Mn), % 0
0 to 1.7
Molybdenum (Mo), % 99.9 to 100
0 to 0.2
Nickel (Ni), % 0 to 0.0020
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.0020
0 to 0.020
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.010
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.1