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Ductile Cast Iron vs. EN 1.6563 Steel

Both ductile cast iron and EN 1.6563 steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 24 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 ductile cast iron and the bottom bar is EN 1.6563 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170 to 180
190
Poisson's Ratio 0.28 to 0.31
0.29
Shear Modulus, GPa 64 to 70
73
Tensile Strength: Ultimate (UTS), MPa 460 to 920
620 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 290
420
Melting Completion (Liquidus), °C 1160
1460
Melting Onset (Solidus), °C 1120
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 31 to 36
45
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.4
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
3.6
Density, g/cm3 7.1 to 7.5
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.7
Embodied Energy, MJ/kg 21
22
Embodied Water, L/kg 43
54

Common Calculations

Stiffness to Weight: Axial, points 12 to 14
13
Stiffness to Weight: Bending, points 24 to 26
24
Strength to Weight: Axial, points 17 to 35
22 to 65
Strength to Weight: Bending, points 18 to 29
21 to 43
Thermal Diffusivity, mm2/s 8.9 to 10
12
Thermal Shock Resistance, points 17 to 35
18 to 54

Alloy Composition

Carbon (C), % 3.0 to 3.5
0.38 to 0.44
Chromium (Cr), % 0
0.7 to 0.9
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 93.7 to 95.5
94.9 to 96.5
Manganese (Mn), % 0
0.6 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 0
1.7 to 2.0
Phosphorus (P), % 0 to 0.080
0 to 0.025
Silicon (Si), % 1.5 to 2.8
0 to 0.3
Sulfur (S), % 0
0 to 0.025

Comparable Variants