Erbslöh Aluminium DISPAL S270 Aluminum Alloy, AlSi25Fe4Ni3CuMgMnCrTi, Condition T6

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Erbslöh Aluminium DISPAL S270 Aluminum Alloy, AlSi25Fe4Ni3CuMgMnCrTi, Condition T6
Categories:	Metal; Nonferrous Metal; Aluminum Alloy
Material Notes:	Excellent properties: abrasive stability high stiffness (E-modulus) resistance even at high temperatures good grindability PEAK DISPAL materials allow the manufacturing of pistons for highest operational demands. Information provided by PEAK Werkstoff GmbH, a part of Erbslöh Aluminium GmbH.
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Physical Properties	Metric	English	Comments

Density	2.651 - 2.930 g/cc	0.09576 - 0.1058 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Vickers	>= 200	>= 200	HV30, Condition T6 (Quenching in water at 80)
	>= 230	>= 230	HV30, Condition T6 (Quenching in water at RT)
Tensile Strength at Break	>= 252 MPa @Temperature 250 °C	>= 36500 psi @Temperature 482 °F
	>= 425 MPa @Temperature 20.0 °C	>= 61600 psi @Temperature 68.0 °F	Condition T6 (Quenching in water at 80C)
	>= 480 MPa @Temperature 20.0 °C	>= 69600 psi @Temperature 68.0 °F	Condition T6 (Quenching in water at RT)
Tensile Strength, Yield	>= 373 MPa @Temperature 20.0 °C	>= 54100 psi @Temperature 68.0 °F	Condition T6 (Quenching in water at 80C)
	>= 470 MPa @Temperature 20.0 °C	>= 68200 psi @Temperature 68.0 °F	Condition T6 (Quenching in water at RT)
Elongation at Break	>= 0.15 % @Temperature 20.0 °C	>= 0.15 % @Temperature 68.0 °F	Condition T6 (Quenching in water at RT)
	>= 0.20 % @Temperature 20.0 °C	>= 0.20 % @Temperature 68.0 °F	Condition T6 (Quenching in water at 80C)
Modulus of Elasticity	>= 99.0 GPa @Temperature 20.0 °C	>= 14400 ksi @Temperature 68.0 °F	Condition T6 (Quenching in water at 80C)
	>= 100 GPa @Temperature 20.0 °C	>= 14500 ksi @Temperature 68.0 °F	Condition T6 (Quenching in water at RT)
Poissons Ratio	0.284 @Temperature 20.0 °C	0.284 @Temperature 68.0 °F	Condition F
	0.286 @Temperature 100 °C	0.286 @Temperature 212 °F	Condition F
	0.288 @Temperature 150 °C	0.288 @Temperature 302 °F	Condition F
	0.289 @Temperature 200 °C	0.289 @Temperature 392 °F	Condition F
	0.291 @Temperature 250 °C	0.291 @Temperature 482 °F	Condition F
	0.292 @Temperature 300 °C	0.292 @Temperature 572 °F	Condition F

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000940 - 0.0000104 ohm-cm	0.00000940 - 0.0000104 ohm-cm

Thermal Properties	Metric	English	Comments
CTE, linear	15.2 - 16.2 µm/m-°C @Temperature 20.0 - 100 °C	8.44 - 9.00 µin/in-°F @Temperature 68.0 - 212 °F
	15.7 - 16.7 µm/m-°C @Temperature 20.0 - 200 °C	8.72 - 9.28 µin/in-°F @Temperature 68.0 - 392 °F
	16.3 - 17.3 µm/m-°C @Temperature 20.0 - 300 °C	9.06 - 9.61 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.800 - 0.840 J/g-°C	0.191 - 0.201 BTU/lb-°F
Thermal Conductivity	89.60 W/m-K @Temperature 400 °C	621.8 BTU-in/hr-ft²-°F @Temperature 752 °F
	93.70 W/m-K @Temperature 300 °C	650.3 BTU-in/hr-ft²-°F @Temperature 572 °F
	94.90 W/m-K @Temperature 200 °C	658.6 BTU-in/hr-ft²-°F @Temperature 392 °F
	96.30 W/m-K @Temperature 100 °C	668.3 BTU-in/hr-ft²-°F @Temperature 212 °F
	98.40 W/m-K @Temperature 30.0 °C	682.9 BTU-in/hr-ft²-°F @Temperature 86.0 °F
Melting Point	536 - 777 °C	997 - 1430 °F
Solidus	536.3 - 542.3 °C	997.3 - 1008 °F
Liquidus	770.9 - 776.9 °C	1420 - 1430 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	63 %	63 %	As Balance
Chromium, Cr	1.0 %	1.0 %
Copper, Cu	1.0 %	1.0 %
Iron, Fe	4.0 %	4.0 %
Magnesium, Mg	1.0 %	1.0 %
Manganese, Mn	1.0 %	1.0 %
Nickel, Ni	3.0 %	3.0 %
Silicon, Si	25 %	25 %
Titanium, Ti	1.0 %	1.0 %

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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NPEAK06bb / 170259

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