Sandvik SAF 2205 Spring Wire

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Sandvik SAF 2205 Spring Wire
Categories:	Metal; Ferrous Metal; Duplex; Special-Purpose Steel; Stainless Steel
Material Notes:	Sandvik SAF 2205 is a duplex stainless steel (austenitic-ferritic). It is characterized by: high resistance to stress corrosion cracking in chloride-bearing environments high resistance to stress corrosion cracking in environments containing hydrogen sulphide high resistance to general corrosion, pitting, and crevice corrosion high resistance to erosion corrosion and corrosion fatigue physical properties that offer design advantages Service temperature: -100 to 300°C (-150 to 570°F) Information provided by Sandvik UNS S31803; EN 1.4462
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Physical Properties	Metric	English	Comments

Density	7.85 g/cc	0.284 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	1350 - 1550 MPa @Diameter 5.00 - 8.00 mm	196000 - 225000 psi @Diameter 0.197 - 0.315 in
	2150 - 2350 MPa @Diameter 0.150 - 0.200 mm	312000 - 341000 psi @Diameter 0.00591 - 0.00787 in
Tensile Strength, Yield	1235 MPa @Diameter 5.00 - 8.00 mm, Strain 0.2 %	179100 psi @Diameter 0.197 - 0.315 in, Strain 0.2 %
	1915 MPa @Diameter 0.150 - 0.200 mm, Strain 0.2 %	277700 psi @Diameter 0.00591 - 0.00787 in, Strain 0.2 %
Modulus of Elasticity	200 GPa	29000 ksi	as delivered
	205 GPa	29700 ksi	as tempered
Poissons Ratio	0.30	0.30	Calculated
Shear Modulus	77.0 GPa	11200 ksi	as received
	79.0 GPa	11500 ksi	as tempered

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000840 ohm-cm @Temperature 50.0 - 100 °C	0.0000840 ohm-cm @Temperature 122 - 212 °F
Magnetic Permeability	60	60	µ, annealed
	120	120	µ, cold drawn

Thermal Properties	Metric	English	Comments
CTE, linear	12.0 µm/m-°C @Temperature 20.0 - 100 °C	6.67 µin/in-°F @Temperature 68.0 - 212 °F
	12.8 µm/m-°C @Temperature 20.0 - 300 °C	7.11 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.500 J/g-°C @Temperature 50.0 - 100 °C	0.120 BTU/lb-°F @Temperature 122 - 212 °F
Thermal Conductivity	14.0 W/m-K @Temperature 20.0 °C	97.2 BTU-in/hr-ft²-°F @Temperature 68.0 °F
	19.0 W/m-K @Temperature 300 °C	132 BTU-in/hr-ft²-°F @Temperature 572 °F
Maximum Service Temperature, Air	300 °C	572 °F
Minimum Service Temperature, Air	-100 °C	-148 °F

Component Elements Properties	Metric	English	Comments
Carbon, C	<= 0.030 %	<= 0.030 %
Chromium, Cr	22 %	22 %
Iron, Fe	67.5 %	67.5 %	as balance
Manganese, Mn	1.5 %	1.5 %
Molybdenum, Mo	3.2 %	3.2 %
Nickel, Ni	5.2 %	5.2 %
Nitrogen, N	0.17 %	0.17 %
Phosphorus, P	<= 0.030 %	<= 0.030 %
Silicon, Si	0.40 %	0.40 %
Sulfur, S	<= 0.015 %	<= 0.015 %

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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NSANDV271 / 19165

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