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Ductile Cast Iron vs. ASTM F15 Fe-Ni-Co

Both ductile cast iron and ASTM F15 Fe-Ni-Co are iron alloys. They have 53% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ductile cast iron and the bottom bar is ASTM F15 Fe-Ni-Co.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170 to 180
190
Poisson's Ratio 0.28 to 0.31
0.3
Shear Modulus, GPa 64 to 70
73
Tensile Strength: Ultimate (UTS), MPa 460 to 920
520 to 880

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1160
1410
Melting Onset (Solidus), °C 1120
1450
Specific Heat Capacity, J/kg-K 490
460
Thermal Conductivity, W/m-K 31 to 36
17
Thermal Expansion, µm/m-K 11
6.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.4
4.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
49
Density, g/cm3 7.1 to 7.5
8.3
Embodied Carbon, kg CO2/kg material 1.5
5.2
Embodied Energy, MJ/kg 21
71
Embodied Water, L/kg 43
190

Common Calculations

Stiffness to Weight: Axial, points 12 to 14
13
Stiffness to Weight: Bending, points 24 to 26
23
Strength to Weight: Axial, points 17 to 35
17 to 29
Strength to Weight: Bending, points 18 to 29
17 to 24
Thermal Diffusivity, mm2/s 8.9 to 10
4.5
Thermal Shock Resistance, points 17 to 35
32 to 55

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 3.0 to 3.5
0 to 0.040
Chromium (Cr), % 0
0 to 0.2
Cobalt (Co), % 0
16 to 18
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 93.7 to 95.5
50.3 to 56
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0
28 to 30
Phosphorus (P), % 0 to 0.080
0
Silicon (Si), % 1.5 to 2.8
0 to 0.2
Titanium (Ti), % 0
0 to 0.1
Zirconium (Zr), % 0
0 to 0.1

Comparable Variants