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Grade 364 Molybdenum vs. EN 1.4418 Stainless Steel

Grade 364 molybdenum belongs to the otherwise unclassified metals classification, while EN 1.4418 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade 364 molybdenum and the bottom bar is EN 1.4418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 310
200
Elongation at Break, % 6.2 to 11
16 to 20
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 120
77
Tensile Strength: Ultimate (UTS), MPa 580 to 720
860 to 1000
Tensile Strength: Yield (Proof), MPa 350 to 620
540 to 790

Thermal Properties

Latent Heat of Fusion, J/g 370
280
Specific Heat Capacity, J/kg-K 250
480
Thermal Expansion, µm/m-K 7.0
10

Otherwise Unclassified Properties

Density, g/cm3 10
7.8
Embodied Carbon, kg CO2/kg material 28
2.8
Embodied Energy, MJ/kg 330
39
Embodied Water, L/kg 360
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 57
130 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 630
730 to 1590
Stiffness to Weight: Axial, points 17
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 16 to 20
31 to 36
Strength to Weight: Bending, points 15 to 17
26 to 28
Thermal Shock Resistance, points 19 to 24
31 to 36

Alloy Composition

Carbon (C), % 0.010 to 0.040
0 to 0.060
Chromium (Cr), % 0
15 to 17
Iron (Fe), % 0 to 0.010
73.2 to 80.2
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 99.2 to 99.5
0.8 to 1.5
Nickel (Ni), % 0 to 0.0050
4.0 to 6.0
Nitrogen (N), % 0 to 0.0020
0 to 0.020
Oxygen (O), % 0 to 0.030
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 0.7
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0.4 to 0.55
0
Zirconium (Zr), % 0.060 to 0.12
0