MakeItFrom.com
Menu (ESC)

Ductile Cast Iron vs. EN 1.4710 Stainless Steel

Both ductile cast iron and EN 1.4710 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ductile cast iron and the bottom bar is EN 1.4710 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 310
260
Elastic (Young's, Tensile) Modulus, GPa 170 to 180
190
Elongation at Break, % 2.1 to 20
20
Poisson's Ratio 0.28 to 0.31
0.29
Shear Modulus, GPa 64 to 70
74

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Mechanical, °C 290
750
Melting Completion (Liquidus), °C 1160
1430
Melting Onset (Solidus), °C 1120
1390
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 31 to 36
24
Thermal Expansion, µm/m-K 11
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
6.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.4
7.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
5.0
Density, g/cm3 7.1 to 7.5
7.7
Embodied Carbon, kg CO2/kg material 1.5
1.8
Embodied Energy, MJ/kg 21
24
Embodied Water, L/kg 43
76

Common Calculations

Stiffness to Weight: Axial, points 12 to 14
14
Stiffness to Weight: Bending, points 24 to 26
25
Thermal Diffusivity, mm2/s 8.9 to 10
6.5

Alloy Composition

Carbon (C), % 3.0 to 3.5
0.2 to 0.35
Chromium (Cr), % 0
6.0 to 8.0
Iron (Fe), % 93.7 to 95.5
87.4 to 92.3
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.080
0 to 0.035
Silicon (Si), % 1.5 to 2.8
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030