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AWS E385 vs. Grade 363 Molybdenum

AWS E385 belongs to the iron alloys classification, while grade 363 molybdenum belongs to the otherwise unclassified metals. There are 17 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 AWS E385 and the bottom bar is grade 363 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
310
Elongation at Break, % 34
6.2 to 11
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 79
120
Tensile Strength: Ultimate (UTS), MPa 580
580 to 720

Thermal Properties

Latent Heat of Fusion, J/g 300
370
Specific Heat Capacity, J/kg-K 460
250
Thermal Expansion, µm/m-K 14
7.0

Otherwise Unclassified Properties

Density, g/cm3 8.1
10
Embodied Carbon, kg CO2/kg material 5.8
28
Embodied Energy, MJ/kg 79
330
Embodied Water, L/kg 200
360

Common Calculations

Stiffness to Weight: Axial, points 14
17
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 20
16 to 20
Strength to Weight: Bending, points 19
15 to 17
Thermal Shock Resistance, points 15
19 to 24

Alloy Composition

Carbon (C), % 0 to 0.030
0.010 to 0.030
Chromium (Cr), % 19.5 to 21.5
0
Copper (Cu), % 1.2 to 2.0
0
Iron (Fe), % 41.8 to 50.1
0 to 0.010
Manganese (Mn), % 1.0 to 2.5
0
Molybdenum (Mo), % 4.2 to 5.2
99.3 to 99.5
Nickel (Ni), % 24 to 26
0 to 0.0020
Nitrogen (N), % 0
0 to 0.0020
Oxygen (O), % 0
0 to 0.0030
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.9
0 to 0.010
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
0.4 to 0.55
Zirconium (Zr), % 0
0.060 to 0.12