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ASTM F15 Fe-Ni-Co vs. EN 1.4658 Stainless Steel

Both ASTM F15 Fe-Ni-Co and EN 1.4658 stainless steel are iron alloys. They have 63% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (14, 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 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 73
81
Tensile Strength: Ultimate (UTS), MPa 520 to 880
900

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1450
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 6.0
13

Otherwise Unclassified Properties

Base Metal Price, % relative 49
25
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 5.2
4.5
Embodied Energy, MJ/kg 71
61
Embodied Water, L/kg 190
200

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 29
32
Strength to Weight: Bending, points 17 to 24
26
Thermal Diffusivity, mm2/s 4.5
4.3
Thermal Shock Resistance, points 32 to 55
24

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
26 to 29
Cobalt (Co), % 16 to 18
0.5 to 2.0
Copper (Cu), % 0 to 0.2
0 to 1.0
Iron (Fe), % 50.3 to 56
50.9 to 63.7
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.2
4.0 to 5.0
Nickel (Ni), % 28 to 30
5.5 to 9.5
Nitrogen (N), % 0
0.3 to 0.5
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.2
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0 to 0.1
0
Zirconium (Zr), % 0 to 0.1
0