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Grade 366 Molybdenum vs. EN 1.4513 Stainless Steel

Grade 366 molybdenum belongs to the otherwise unclassified metals classification, while EN 1.4513 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 366 molybdenum and the bottom bar is EN 1.4513 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 300
200
Elongation at Break, % 2.2
26
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 120
77
Tensile Strength: Ultimate (UTS), MPa 580
480
Tensile Strength: Yield (Proof), MPa 470
240

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Specific Heat Capacity, J/kg-K 210
480
Thermal Expansion, µm/m-K 7.6
10

Otherwise Unclassified Properties

Density, g/cm3 12
7.7
Embodied Carbon, kg CO2/kg material 27
2.5
Embodied Energy, MJ/kg 340
35
Embodied Water, L/kg 300
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12
100
Resilience: Unit (Modulus of Resilience), kJ/m3 370
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 13
17
Strength to Weight: Bending, points 13
18
Thermal Shock Resistance, points 18
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.025
Chromium (Cr), % 0
16 to 18
Iron (Fe), % 0 to 0.010
77.7 to 83.1
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 66.9 to 73
0.8 to 1.4
Nickel (Ni), % 0 to 0.0020
0
Nitrogen (N), % 0 to 0.0020
0 to 0.020
Oxygen (O), % 0 to 0.0025
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.010
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8
Tungsten (W), % 27 to 33
0