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Aluminum 7068-T6; 7068-T651 Rod & Bar
Categories: Metal; Nonferrous Metal; Aluminum Alloy; 7000 Series Aluminum Alloy

Material Notes: Alloy 7068 is one of the highest strength extruded aluminum alloys. Used in aerospace, ordnance and light weight recreational applications where extremely high strength is required.

Some information supplied by Kaiser Aluminum.

Composition Notes:
Composition information provided by the Aluminum Association and is not for design.

Key Words: UNS A97068; Aluminium 7068; AA7068; Al7068
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 2.85 g/cc0.103 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 185185500 kg, 10 mm
Tensile Strength, Ultimate 698 MPa
@Diameter 12.7 mm
101000 psi
@Diameter 0.500 in
Tensile Strength, Yield 648 MPa
@Diameter 12.7 mm
94000 psi
@Diameter 0.500 in
Elongation at Break 9.0 %
@Diameter 12.7 mm
9.0 %
@Diameter 0.500 in
4D
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000550 ohm-cm0.00000550 ohm-cmT6, T6511 condition
 
Thermal PropertiesMetricEnglishComments
CTE, linear 23.4 µm/m-°C
@Temperature 20.0 - 100 °C
13.0 µin/in-°F
@Temperature 68.0 - 212 °F
Specific Heat Capacity 1.05 J/g-°C
@Temperature 100 °C
0.250 BTU/lb-°F
@Temperature 212 °F
Thermal Conductivity 190 W/m-K1320 BTU-in/hr-ft²-°FT6, T6511 condition
Melting Point 476 - 635 °C889 - 1180 °F
Solidus 476 °C889 °F
Liquidus 635 °C1180 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 85.48 - 88.85 %85.48 - 88.85 %As Balance
Chromium, Cr <= 0.050 %<= 0.050 %
Copper, Cu 1.6 - 2.4 %1.6 - 2.4 %
Iron, Fe <= 0.15 %<= 0.15 %
Magnesium, Mg 2.2 - 3.0 %2.2 - 3.0 %
Manganese, Mn <= 0.10 %<= 0.10 %
Other, each <= 0.050 %<= 0.050 %
Other, total <= 0.15 %<= 0.15 %
Silicon, Si <= 0.12 %<= 0.12 %
Titanium, Ti <= 0.10 %<= 0.10 %
Zinc, Zn 7.3 - 8.3 %7.3 - 8.3 %
Zirconium, Zr 0.050 - 0.15 %0.050 - 0.15 %
 
Descriptive Properties
Volumetric CTE m³/m³-K0.00006868°F/20°C

References for this datasheet.

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MA7068T6 / 122001

Specialty Compounds RTP Company

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