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ASTM F15 Fe-Ni-Co vs. AWS E320LR

Both ASTM F15 Fe-Ni-Co and AWS E320LR are iron alloys. They have 67% 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 E320LR.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 520 to 880
580

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1410
1410
Melting Onset (Solidus), °C 1450
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 6.0
14

Otherwise Unclassified Properties

Base Metal Price, % relative 49
36
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 5.2
6.2
Embodied Energy, MJ/kg 71
87
Embodied Water, L/kg 190
220

Common Calculations

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

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.040
0 to 0.030
Chromium (Cr), % 0 to 0.2
19 to 21
Cobalt (Co), % 16 to 18
0
Copper (Cu), % 0 to 0.2
3.0 to 4.0
Iron (Fe), % 50.3 to 56
32.7 to 42.5
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
1.5 to 2.5
Molybdenum (Mo), % 0 to 0.2
2.0 to 3.0
Nickel (Ni), % 28 to 30
32 to 36
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.2
0 to 0.3
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0 to 0.1
0
Zirconium (Zr), % 0 to 0.1
0