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Aluminum Weldalite 049-T81
Categories: Metal; Nonferrous Metal; Aluminum Alloy; Other Wrought Al Alloy

Material Notes: Weldalite® was developed by Lockheed Martin and is produced under license by McCook Metals LLC, and Alcoa.

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Physical PropertiesMetricEnglishComments
Density 2.60 g/cc0.0939 lb/in³Estimated from trends in similar Al alloys.
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 123123500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop 154154Converted from Brinell Hardness Value
Hardness, Rockwell A 47.747.7Converted from Brinell Hardness Value
Hardness, Rockwell B 7676Converted from Brinell Hardness Value
Hardness, Vickers 140140Converted from Brinell Hardness Value
Tensile Strength, Ultimate 460 MPa
@Thickness 9.00 mm
66700 psi
@Thickness 0.354 in
Extruded Plate
Tensile Strength, Yield 350 MPa
@Thickness 9.00 mm
50800 psi
@Thickness 0.354 in
Extruded Plate
Elongation at Break 10 %
@Thickness 9.00 mm
10 %
@Thickness 0.354 in
In 5 cm; Extruded Plate
Shear Strength 270 MPa39200 psiCalculated value.
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 92 %92 %As remainder
Copper, Cu 5.4 %5.4 %
Lithium, Li 1.3 %1.3 %
Magnesium, Mg 0.40 %0.40 %
Silver, Ag 0.40 %0.40 %
Zirconium, Zr 0.14 %0.14 %

References for this datasheet.

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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MA9WELD81 / 9747

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