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ASTM F15 Fe-Ni-Co vs. EN 1.4020 Stainless Steel

Both ASTM F15 Fe-Ni-Co and EN 1.4020 stainless steel are iron alloys. They have 55% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (15, 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 EN 1.4020 stainless steel.

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
770 to 1130

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1450
1350
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 6.0
17

Otherwise Unclassified Properties

Base Metal Price, % relative 49
11
Density, g/cm3 8.3
7.6
Embodied Carbon, kg CO2/kg material 5.2
2.5
Embodied Energy, MJ/kg 71
37
Embodied Water, L/kg 190
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 29
28 to 41
Strength to Weight: Bending, points 17 to 24
25 to 32
Thermal Shock Resistance, points 32 to 55
16 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.040
0 to 0.15
Chromium (Cr), % 0 to 0.2
16.5 to 19
Cobalt (Co), % 16 to 18
0
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 50.3 to 56
62.8 to 71.8
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
11 to 14
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 28 to 30
0.5 to 2.5
Nitrogen (N), % 0
0.2 to 0.45
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.1
0
Zirconium (Zr), % 0 to 0.1
0