Overview of materials for Duplex

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Overview of materials for Duplex
Categories:	Metal; Ferrous Metal; Duplex
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Duplex". 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	7.70 - 7.85 g/cc	0.278 - 0.284 lb/in³	Average value: 7.80 g/cc Grade Count:34

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	180 - 310	180 - 310	Average value: 256 Grade Count:18
Hardness, Rockwell C	15.0 - 32.0	15.0 - 32.0	Average value: 27.8 Grade Count:16
Hardness, Vickers	250 - 900	250 - 900	Average value: 646 Grade Count:5
Tensile Strength, Ultimate	600 - 2730 MPa	87000 - 396000 psi	Average value: 917 MPa Grade Count:42
Tensile Strength, Yield	400 - 2050 MPa	58000 - 297000 psi	Average value: 610 MPa Grade Count:42
Elongation at Break	1.00 - 40.0 %	1.00 - 40.0 %	Average value: 23.6 % Grade Count:36
Modulus of Elasticity	190 - 205 GPa	27500 - 29700 ksi	Average value: 199 GPa Grade Count:29
Poissons Ratio	0.250 - 0.333	0.250 - 0.333	Average value: 0.305 Grade Count:14
Fatigue Strength	446 - 802 MPa	64700 - 116000 psi	Average value: 579 MPa Grade Count:4
Shear Modulus	74.0 - 86.0 GPa	10700 - 12500 ksi	Average value: 77.2 GPa Grade Count:14
Charpy Impact	90.0 - 150 J	66.4 - 111 ft-lb	Average value: 114 J Grade Count:5

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000800 - 0.0000850 ohm-cm	0.0000800 - 0.0000850 ohm-cm	Average value: 0.0000814 ohm-cm Grade Count:11
Magnetic Permeability	25.0 - 120	25.0 - 120	Average value: 77.0 Grade Count:3

Thermal Properties	Metric	English	Comments
CTE, linear	12.0 - 14.5 µm/m-°C	6.67 - 8.06 µin/in-°F	Average value: 13.3 µm/m-°C Grade Count:8
Specific Heat Capacity	0.418 - 0.590 J/g-°C	0.100 - 0.141 BTU/lb-°F	Average value: 0.481 J/g-°C Grade Count:30
Thermal Conductivity	13.0 - 17.0 W/m-K	90.2 - 118 BTU-in/hr-ft²-°F	Average value: 15.0 W/m-K Grade Count:27

Processing Properties	Metric	English	Comments
Annealing Temperature	950 - 1120 °C	1740 - 2050 °F	Average value: 1050 °C Grade Count:4

Component Elements Properties	Metric	English	Comments
Carbon, C	0.0200 - 0.0800 %	0.0200 - 0.0800 %	Average value: 0.0301 % Grade Count:40
Chromium, Cr	18.5 - 27.5 %	18.5 - 27.5 %	Average value: 23.2 % Grade Count:41
Copper, Cu	0.0500 - 3.30 %	0.0500 - 3.30 %	Average value: 1.16 % Grade Count:12
Iron, Fe	55.2 - 72.7 %	55.2 - 72.7 %	Average value: 66.0 % Grade Count:41
Manganese, Mn	0.500 - 5.00 %	0.500 - 5.00 %	Average value: 1.78 % Grade Count:31
Molybdenum, Mo	0.0500 - 5.00 %	0.0500 - 5.00 %	Average value: 2.80 % Grade Count:40
Nickel, Ni	1.50 - 11.0 %	1.50 - 11.0 %	Average value: 5.68 % Grade Count:41
Nitrogen, N	0.0500 - 0.320 %	0.0500 - 0.320 %	Average value: 0.186 % Grade Count:35
Phosphorus, P	0.0250 - 0.0400 %	0.0250 - 0.0400 %	Average value: 0.0315 % Grade Count:20
Silicon, Si	0.400 - 1.60 %	0.400 - 1.60 %	Average value: 0.955 % Grade Count:30
Sulfur, S	0.00100 - 0.0300 %	0.00100 - 0.0300 %	Average value: 0.0147 % Grade Count:22

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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M01016 / 81718

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