Overview of materials for Ductile Iron

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Overview of materials for Ductile Iron
Categories:	Metal; Ferrous Metal; Cast Iron; Ductile Iron
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Ductile Iron". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Metric	English	Comments

Density	6.64 - 7.42 g/cc	0.240 - 0.268 lb/in³	Average value: 7.14 g/cc Grade Count:75

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	120 - 600	120 - 600	Average value: 240 Grade Count:65
Hardness, Knoop	162 - 370	162 - 370	Average value: 219 Grade Count:32
Hardness, Rockwell C	11.6 - 55.0	11.6 - 55.0	Average value: 25.4 Grade Count:9
Hardness, Vickers	151 - 352	151 - 352	Average value: 206 Grade Count:32
Tensile Strength, Ultimate	345 - 1650 MPa	50000 - 240000 psi	Average value: 689 MPa Grade Count:77
Tensile Strength, Yield	172 - 1450 MPa	24900 - 210000 psi	Average value: 501 MPa Grade Count:79
Elongation at Break	0.200 - 40.0 %	0.200 - 40.0 %	Average value: 9.41 % Grade Count:67
Reduction of Area	2.00 - 10.0 %	2.00 - 10.0 %	Average value: 5.67 % Grade Count:12
Modulus of Elasticity	63.0 - 172 GPa	9140 - 25000 ksi	Average value: 154 GPa Grade Count:34
Compressive Yield Strength	331 - 2520 MPa	48000 - 365000 psi	Average value: 1260 MPa Grade Count:14
Poissons Ratio	0.250 - 0.370	0.250 - 0.370	Average value: 0.283 Grade Count:23
Fatigue Strength	207 - 510 MPa	30000 - 74000 psi	Average value: 368 MPa Grade Count:15
Fracture Toughness	44.0 - 110 MPa-m½	40.0 - 100 ksi-in½	Average value: 81.4 MPa-m½ Grade Count:7
Shear Modulus	60.2 - 67.6 GPa	8730 - 9800 ksi	Average value: 64.5 GPa Grade Count:23
Shear Strength	372 - 1480 MPa	54000 - 215000 psi	Average value: 865 MPa Grade Count:12
Charpy Impact	8.00 - 40.0 J	5.90 - 29.5 ft-lb	Average value: 17.3 J Grade Count:11
Charpy Impact, Unnotched	7.00 - 155 J	5.16 - 114 ft-lb	Average value: 83.0 J Grade Count:14

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000500 - 0.000102 ohm-cm	0.00000500 - 0.000102 ohm-cm	Average value: 0.0000447 ohm-cm Grade Count:9
Magnetic Permeability	250 - 750	250 - 750	Average value: 481 Grade Count:4

Thermal Properties	Metric	English	Comments
CTE, linear	10.6 - 18.7 µm/m-°C	5.89 - 10.4 µin/in-°F	Average value: 13.5 µm/m-°C Grade Count:16
Thermal Conductivity	13.0 - 32.3 W/m-K	90.2 - 224 BTU-in/hr-ft²-°F	Average value: 23.7 W/m-K Grade Count:14
Melting Point	1120 °C	2050 °F	Average value: 1120 °C Grade Count:5
Maximum Service Temperature, Air	649 °C	1200 °F	Average value: 649 °C Grade Count:5
Minimum Service Temperature, Air	-30.0 °C	-22.0 °F	Average value: -30.0 °C Grade Count:5

Component Elements Properties	Metric	English	Comments
Aluminum, Al	0.0500 %	0.0500 %	Average value: 0.0500 % Grade Count:6
Antimony, Sb	0.00200 %	0.00200 %	Average value: 0.00200 % Grade Count:6
Arsenic, As	0.0200 %	0.0200 %	Average value: 0.0200 % Grade Count:6
Bismuth, Bi	0.00200 %	0.00200 %	Average value: 0.00200 % Grade Count:6
Boron, B	0.000600 %	0.000600 %	Average value: 0.000600 % Grade Count:6
Cadmium, Cd	0.00500 %	0.00500 %	Average value: 0.00500 % Grade Count:6
Carbon, C	2.00 - 4.10 %	2.00 - 4.10 %	Average value: 3.40 % Grade Count:67
Cerium, Ce	0.00500 - 0.200 %	0.00500 - 0.200 %	Average value: 0.102 % Grade Count:24
Chromium, Cr	0.0300 - 5.50 %	0.0300 - 5.50 %	Average value: 0.709 % Grade Count:51
Copper, Cu	0.0200 - 1.00 %	0.0200 - 1.00 %	Average value: 0.595 % Grade Count:44
Iron, Fe	53.0 - 96.2 %	53.0 - 96.2 %	Average value: 87.0 % Grade Count:75
Lead, Pb	0.00200 - 0.00300 %	0.00200 - 0.00300 %	Average value: 0.00214 % Grade Count:7
Magnesium, Mg	0.0200 - 0.0700 %	0.0200 - 0.0700 %	Average value: 0.0434 % Grade Count:31
Manganese, Mn	0.100 - 4.50 %	0.100 - 4.50 %	Average value: 0.674 % Grade Count:63
Molybdenum, Mo	0.000 - 2.50 %	0.000 - 2.50 %	Average value: 0.336 % Grade Count:47
Nickel, Ni	0.0500 - 36.0 %	0.0500 - 36.0 %	Average value: 8.21 % Grade Count:54
Oxygen, O	0.00500 %	0.00500 %	Average value: 0.00500 % Grade Count:6
Phosphorus, P	0.0150 - 0.250 %	0.0150 - 0.250 %	Average value: 0.0621 % Grade Count:59
Selenium, Se	0.0300 %	0.0300 %	Average value: 0.0300 % Grade Count:6
Silicon, Si	1.00 - 6.00 %	1.00 - 6.00 %	Average value: 2.67 % Grade Count:75
Sulfur, S	0.00200 - 0.120 %	0.00200 - 0.120 %	Average value: 0.0215 % Grade Count:45
Tellurium, Te	0.0200 %	0.0200 %	Average value: 0.0200 % Grade Count:6
Tin, Sn	0.0100 - 0.250 %	0.0100 - 0.250 %	Average value: 0.0405 % Grade Count:11
Titanium, Ti	0.0400 %	0.0400 %	Average value: 0.0400 % Grade Count:6
Vanadium, V	0.100 - 0.900 %	0.100 - 0.900 %	Average value: 0.214 % Grade Count:7

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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