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ASTM F15 Fe-Ni-Co vs. SAE-AISI H26 Steel

Both ASTM F15 Fe-Ni-Co and SAE-AISI H26 steel are iron alloys. They have 54% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (4, 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 SAE-AISI H26 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 520 to 880
720 to 2100

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Melting Completion (Liquidus), °C 1410
1810
Melting Onset (Solidus), °C 1450
1760
Specific Heat Capacity, J/kg-K 460
410
Thermal Conductivity, W/m-K 17
22
Thermal Expansion, µm/m-K 6.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 49
45
Density, g/cm3 8.3
9.3
Embodied Carbon, kg CO2/kg material 5.2
8.1
Embodied Energy, MJ/kg 71
120
Embodied Water, L/kg 190
90

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 17 to 29
22 to 63
Strength to Weight: Bending, points 17 to 24
19 to 39
Thermal Diffusivity, mm2/s 4.5
5.6
Thermal Shock Resistance, points 32 to 55
22 to 63

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.040
0.45 to 0.55
Chromium (Cr), % 0 to 0.2
3.8 to 4.5
Cobalt (Co), % 16 to 18
0
Copper (Cu), % 0 to 0.2
0 to 0.25
Iron (Fe), % 50.3 to 56
73.3 to 77.5
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0.15 to 0.4
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 28 to 30
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
0.15 to 0.4
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.1
0
Tungsten (W), % 0
17.3 to 19
Vanadium (V), % 0
0.75 to 1.3
Zirconium (Zr), % 0 to 0.1
0

Comparable Variants