ASTM F15 Fe-Ni-Co vs. Grade 366 Molybdenum

ASTM F15 Fe-Ni-Co belongs to the iron alloys classification, while grade 366 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 366 molybdenum.

ASTM F15 (1.3981, K94610) Fe-Ni-Co Sealing Alloy Grade 366 Molybdenum

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		300

Poisson's Ratio		0.3
Poisson's Ratio		0.3

Shear Modulus, GPa		73
Shear Modulus, GPa		120

Tensile Strength: Ultimate (UTS), MPa		520 to 880
Tensile Strength: Ultimate (UTS), MPa		580

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		310

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		210

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		7.6

Otherwise Unclassified Properties

Density, g/cm³		8.3
Density, g/cm³		12

Embodied Carbon, kg CO₂/kg material		5.2
Embodied Carbon, kg CO₂/kg material		27

Embodied Energy, MJ/kg		71
Embodied Energy, MJ/kg		340

Embodied Water, L/kg		190
Embodied Water, L/kg		300

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		17 to 29
Strength to Weight: Axial, points		13

Strength to Weight: Bending, points		17 to 24
Strength to Weight: Bending, points		13

Thermal Shock Resistance, points		32 to 55
Thermal Shock Resistance, points		18

Alloy Composition

Aluminum (Al), %		0 to 0.1
Aluminum (Al), %		0

Carbon (C), %		0 to 0.040
Carbon (C), %		0 to 0.030

Chromium (Cr), %		0 to 0.2
Chromium (Cr), %		0

Cobalt (Co), %		16 to 18
Cobalt (Co), %		0

Copper (Cu), %		0 to 0.2
Copper (Cu), %		0

Iron (Fe), %		50.3 to 56
Iron (Fe), %		0 to 0.010

Magnesium (Mg), %		0 to 0.1
Magnesium (Mg), %		0

Manganese (Mn), %		0 to 0.5
Manganese (Mn), %		0

Molybdenum (Mo), %		0 to 0.2
Molybdenum (Mo), %		66.9 to 73

Nickel (Ni), %		28 to 30
Nickel (Ni), %		0 to 0.0020

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.0020

Oxygen (O), %		0
Oxygen (O), %		0 to 0.0025

Silicon (Si), %		0 to 0.2
Silicon (Si), %		0 to 0.010

Titanium (Ti), %		0 to 0.1
Titanium (Ti), %		0

Tungsten (W), %		0
Tungsten (W), %		27 to 33

Zirconium (Zr), %		0 to 0.1
Zirconium (Zr), %		0