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ASTM F15 Fe-Ni-Co vs. Grade 363 Molybdenum

ASTM F15 Fe-Ni-Co belongs to the iron alloys classification, while grade 363 molybdenum belongs to the otherwise unclassified metals. There are 16 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 ASTM F15 Fe-Ni-Co and the bottom bar is grade 363 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
310
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 73
120
Tensile Strength: Ultimate (UTS), MPa 520 to 880
580 to 720

Thermal Properties

Latent Heat of Fusion, J/g 270
370
Specific Heat Capacity, J/kg-K 460
250
Thermal Expansion, µm/m-K 6.0
7.0

Otherwise Unclassified Properties

Density, g/cm3 8.3
10
Embodied Carbon, kg CO2/kg material 5.2
28
Embodied Energy, MJ/kg 71
330
Embodied Water, L/kg 190
360

Common Calculations

Stiffness to Weight: Axial, points 13
17
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 17 to 29
16 to 20
Strength to Weight: Bending, points 17 to 24
15 to 17
Thermal Shock Resistance, points 32 to 55
19 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.040
0.010 to 0.030
Chromium (Cr), % 0 to 0.2
0
Cobalt (Co), % 16 to 18
0
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 50.3 to 56
0 to 0.010
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 0 to 0.2
99.3 to 99.5
Nickel (Ni), % 28 to 30
0 to 0.0020
Nitrogen (N), % 0
0 to 0.0020
Oxygen (O), % 0
0 to 0.0030
Silicon (Si), % 0 to 0.2
0 to 0.010
Titanium (Ti), % 0 to 0.1
0.4 to 0.55
Zirconium (Zr), % 0 to 0.1
0.060 to 0.12