Aluminum 8090-T852

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Aluminum 8090-T852
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; Other Wrought Al Alloy
Material Notes:	Common heat treatment for die forgings with cold work and hand forgings. Data points with the AA note have been provided by the Aluminum Association, Inc. and are NOT FOR DESIGN. Composition Notes: Composition information provided by the Aluminum Association and is not for design.
Key Words:	Aluminium 8090-T852; AlLi; Aluminum Lithium Alloy; AA8090-T852; UNS A98090; Al8090-T852
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Physical Properties	Metric	English	Comments

Density	2.54 g/cc	0.0918 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	128	128	500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop	161	161	Converted from Brinell Hardness Value
Hardness, Rockwell A	48.9	48.9	Converted from Brinell Hardness Value
Hardness, Rockwell B	79	79	Converted from Brinell Hardness Value
Hardness, Vickers	146	146	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	480 MPa	69600 psi
Tensile Strength, Yield	410 MPa	59500 psi
Elongation at Break	7.0 %	7.0 %	In 5 cm
Modulus of Elasticity	77.0 GPa	11200 ksi
Fracture Toughness	15.0 MPa-m½	13.7 ksi-in½	K(IC) in S-L Direction
	20.0 MPa-m½	18.2 ksi-in½	K(IC) in T-L Direction
	30.0 MPa-m½	27.3 ksi-in½	K(IC) in L-T Direction
Shear Strength	280 MPa	40600 psi	Calculated value.

Thermal Properties	Metric	English	Comments
CTE, linear	21.4 µm/m-°C @Temperature 20.0 - 100 °C	11.9 µin/in-°F @Temperature 68.0 - 212 °F
Specific Heat Capacity	0.930 J/g-°C @Temperature 100 °C	0.222 BTU/lb-°F @Temperature 212 °F
Thermal Conductivity	95.3 W/m-K	661 BTU-in/hr-ft²-°F
Melting Point	600 - 655 °C	1110 - 1210 °F
Solidus	600 °C	1110 °F
Liquidus	655 °C	1210 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	93 - 96.2 %	93 - 96.2 %	As remainder
Chromium, Cr	<= 0.10 %	<= 0.10 %
Copper, Cu	1.0 - 1.6 %	1.0 - 1.6 %
Iron, Fe	<= 0.30 %	<= 0.30 %
Lithium, Li	2.2 - 2.7 %	2.2 - 2.7 %
Magnesium, Mg	0.60 - 1.3 %	0.60 - 1.3 %
Manganese, Mn	<= 0.10 %	<= 0.10 %
Other, each	<= 0.05 %	<= 0.05 %
Other, total	<= 0.15 %	<= 0.15 %
Silicon, Si	<= 0.20 %	<= 0.20 %
Titanium, Ti	<= 0.10 %	<= 0.10 %
Zinc, Zn	<= 0.25 %	<= 0.25 %
Zirconium, Zr	0.04 - 0.16 %	0.04 - 0.16 %

References for this datasheet.

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MA8090T852 / 9698

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