ASTM F15 Fe-Ni-Co vs. AWS E312

Both ASTM F15 Fe-Ni-Co and AWS E312 are iron alloys. They have 63% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (7, 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 AWS E312.

ASTM F15 (1.3981, K94610) Fe-Ni-Co Sealing Alloy AWS E312 (W31310) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.3
Poisson's Ratio		0.27

Shear Modulus, GPa		73
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		520 to 880
Tensile Strength: Ultimate (UTS), MPa		740

Thermal Properties

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

Melting Completion (Liquidus), °C		1410
Melting Completion (Liquidus), °C		1410

Melting Onset (Solidus), °C		1450
Melting Onset (Solidus), °C		1360

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		15

Otherwise Unclassified Properties

Base Metal Price, % relative		49
Base Metal Price, % relative		20

Density, g/cm³		8.3
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		5.2
Embodied Carbon, kg CO₂/kg material		3.6

Embodied Energy, MJ/kg		71
Embodied Energy, MJ/kg		52

Embodied Water, L/kg		190
Embodied Water, L/kg		200

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		15

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		17 to 29
Strength to Weight: Axial, points		27

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

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 0.15

Chromium (Cr), %		0 to 0.2
Chromium (Cr), %		28 to 32

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

Copper (Cu), %		0 to 0.2
Copper (Cu), %		0 to 0.75

Iron (Fe), %		50.3 to 56
Iron (Fe), %		52.3 to 63.5

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

Manganese (Mn), %		0 to 0.5
Manganese (Mn), %		0.5 to 2.5

Molybdenum (Mo), %		0 to 0.2
Molybdenum (Mo), %		0 to 0.75

Nickel (Ni), %		28 to 30
Nickel (Ni), %		8.0 to 10.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		0 to 0.2
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.030

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

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