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Grade 366 Molybdenum vs. EN 1.5410 Steel

Grade 366 molybdenum belongs to the otherwise unclassified metals classification, while EN 1.5410 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade 366 molybdenum and the bottom bar is EN 1.5410 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 300
190
Elongation at Break, % 2.2
20 to 25
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 120
73
Tensile Strength: Ultimate (UTS), MPa 580
560 to 620
Tensile Strength: Yield (Proof), MPa 470
400 to 480

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Specific Heat Capacity, J/kg-K 210
470
Thermal Expansion, µm/m-K 7.6
13

Otherwise Unclassified Properties

Density, g/cm3 12
7.8
Embodied Carbon, kg CO2/kg material 27
1.7
Embodied Energy, MJ/kg 340
22
Embodied Water, L/kg 300
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 370
430 to 610
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 13
20 to 22
Strength to Weight: Bending, points 13
19 to 21
Thermal Shock Resistance, points 18
16 to 18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.12
Iron (Fe), % 0 to 0.010
96.9 to 98.6
Manganese (Mn), % 0
1.2 to 1.8
Molybdenum (Mo), % 66.9 to 73
0.2 to 0.4
Nickel (Ni), % 0 to 0.0020
0
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0025
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.010
0 to 0.6
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 27 to 33
0
Vanadium (V), % 0
0.050 to 0.1