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Rulon Bearings

Erbslöh Aluminium DISPAL S260 Aluminum Alloy, AlSi25Cu4Mg, Condition T7
Categories: Metal; Nonferrous Metal; Aluminum Alloy
Material Notes: Heat Treatment Condition T7 (Quenching in water at RT)

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.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 2.527 - 2.793 g/cc0.09129 - 0.1009 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Vickers >= 168>= 168HV30
Tensile Strength at Break  >= 364 MPa
@Temperature 150 °C		>= 52800 psi
@Temperature 302 °F
 >= 421 MPa
@Temperature 20.0 °C		>= 61100 psi
@Temperature 68.0 °F
Tensile Strength, Yield  >= 329 MPa
@Temperature 150 °C		>= 47700 psi
@Temperature 302 °F
 >= 378 MPa
@Temperature 20.0 °C		>= 54800 psi
@Temperature 68.0 °F
Elongation at Break  >= 0.55 %
@Temperature 20.0 °C		>= 0.55 %
@Temperature 68.0 °F
 >= 0.80 %
@Temperature 150 °C		>= 0.80 %
@Temperature 302 °F
Modulus of Elasticity  >= 80.0 GPa
@Temperature 150 °C		>= 11600 ksi
@Temperature 302 °F
 >= 92.0 GPa
@Temperature 20.0 °C		>= 13300 ksi
@Temperature 68.0 °F
Poissons Ratio 0.277
@Temperature 20.0 °C		0.277
@Temperature 68.0 °F		Condition F
Fatigue Strength  101.5 MPa
@Temperature 150 °C		14720 psi
@Temperature 302 °F		P50% rotary bending values for 5X107 cycles
 206.5 MPa
@Temperature 20.0 °C		29950 psi
@Temperature 68.0 °F		P50% rotary bending values for 5X107 cycles
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000670 - 0.00000720 ohm-cm0.00000670 - 0.00000720 ohm-cm
 
Thermal PropertiesMetricEnglishComments
CTE, linear  16.7 - 17.7 µm/m-°C
@Temperature 20.0 - 100 °C		9.28 - 9.83 µin/in-°F
@Temperature 68.0 - 212 °F
 17.5 - 18.5 µm/m-°C
@Temperature 20.0 - 200 °C		9.72 - 10.3 µin/in-°F
@Temperature 68.0 - 392 °F
 18.3 - 19.3 µm/m-°C
@Temperature 20.0 - 300 °C		10.2 - 10.7 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.860 - 0.900 J/g-°C0.206 - 0.215 BTU/lb-°F
Thermal Conductivity  124.1 W/m-K
@Temperature 400 °C		861.3 BTU-in/hr-ft²-°F
@Temperature 752 °F
 131.5 W/m-K
@Temperature 200 °C		912.6 BTU-in/hr-ft²-°F
@Temperature 392 °F
 131.9 W/m-K
@Temperature 300 °C		915.4 BTU-in/hr-ft²-°F
@Temperature 572 °F
 132.7 W/m-K
@Temperature 100 °C		920.9 BTU-in/hr-ft²-°F
@Temperature 212 °F
 135.5 W/m-K
@Temperature 30.0 °C		940.4 BTU-in/hr-ft²-°F
@Temperature 86.0 °F
Melting Point 504 - 778 °C939 - 1430 °F
Solidus 504.1 - 510.1 °C939.4 - 950.2 °F
Liquidus 772.1 - 778.1 °C1422 - 1433 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 70 %70 %As Balance
Copper, Cu 4.0 %4.0 %
Magnesium, Mg 1.0 %1.0 %
Silicon, Si 25 %25 %

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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NPEAK06aab / 170257

Aluminum Castings




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