Kaiser 7068 T6, T651 Rod & Bar

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Kaiser 7068 T6, T651 Rod & Bar
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 7000 Series Aluminum Alloy
Material Notes:	Alloy 7068 offers some of the highest strength mechanical properties available in an extruded product. Intended for aerospace, ordnance and light weight recreational applications where extremely high strength is required. Property levels are typically in the 100 ksi range for ultimate strengths. AMS 4331
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Physical Properties	Metric	English	Comments

Density	2.85 g/cc	0.103 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	185	185	500 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

Thermal Properties	Metric	English	Comments
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
Melting Point	476 - 635 °C	889 - 1180 °F
Solidus	476 °C	889 °F
Liquidus	635 °C	1180 °F

Component Elements Properties	Metric	English	Comments
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-K	0.000068		68°F/20°C

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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