Aluminum 7005-T53

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Aluminum 7005-T53
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 7000 Series Aluminum Alloy
Material Notes:	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:	UNS A97005; Aluminium 7005-T53; AA7005-T53; Al7005-T53
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Physical Properties	Original Value	Comments

Density	2.78 g/cc	AA; Typical

Mechanical Properties	Original Value	Comments
Hardness, Brinell	105	500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop	132	Converted from Brinell Hardness Value
Hardness, Rockwell A	42.9	Converted from Brinell Hardness Value
Hardness, Rockwell B	66	Converted from Brinell Hardness Value
Hardness, Vickers	118	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	390 MPa
	76.0 MPa @Temperature 260 °C
	97.0 MPa @Temperature 204 °C
	165 MPa @Temperature 149 °C
	303 MPa @Temperature 100 °C
	392 MPa @Temperature 24.0 °C
	421 MPa @Temperature -28.0 °C
	441 MPa @Temperature -80.0 °C
	538 MPa @Temperature -196 °C
	641 MPa @Temperature -269 °C
Tensile Strength, Yield	345 MPa
	66.0 MPa @Temperature 260 °C
	83.0 MPa @Temperature 204 °C
	145 MPa @Temperature 149 °C
	283 MPa @Temperature 100 °C
	345 MPa @Temperature 24.0 °C
	359 MPa @Temperature -28.0 °C
	379 MPa @Temperature -80.0 °C
	421 MPa @Temperature -196 °C
	483 MPa @Temperature -269 °C
Elongation at Break	15 %	In 5 cm; Sample 1.6 mm thick
	13 % @Temperature -80.0 °C
	14 % @Temperature -28.0 °C
	15 % @Temperature 24.0 °C
	16 % @Temperature -269 °C
	16 % @Temperature -196 °C
	20 % @Temperature 100 °C
	35 % @Temperature 149 °C
	60 % @Temperature 204 °C
	80 % @Temperature 260 °C
Modulus of Elasticity	72.0 GPa	Average of Tension and Compression. In Al alloys, the compressive modulus is typically 2% greater than the tensile modulus
Poissons Ratio	0.33	Estimated from trends in similar Al alloys.
Fatigue Strength	140 MPa @# of Cycles 5.00e+8
Shear Modulus	26.9 GPa
Shear Strength	300 MPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000450 ohm-cm

Thermal Properties	Original Value	Comments
CTE, linear	21.4 µm/m-°C @Temperature -50.0 - 20.0 °C
	23.1 µm/m-°C @Temperature 20.0 - 100 °C
	23.6 µm/m-°C @Temperature 20.0 - 100 °C
	24.0 µm/m-°C @Temperature 20.0 - 200 °C
	25.0 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.875 J/g-°C
Thermal Conductivity	148 W/m-K
Melting Point	607 - 643 °C
Solidus	607 °C
Liquidus	643 °C

Processing Properties	Original Value	Comments
Annealing Temperature	650 °F
Solution Temperature	750 °F

Component Elements Properties	Original Value	Comments
Aluminum, Al	91 - 94.7 %	As remainder
Chromium, Cr	0.06 - 0.20 %
Copper, Cu	<= 0.10 %
Iron, Fe	<= 0.40 %
Magnesium, Mg	1.0 - 1.8 %
Manganese, Mn	0.20 - 0.70 %
Other, each	<= 0.05 %
Other, total	<= 0.15 %
Silicon, Si	<= 0.35 %
Titanium, Ti	0.01 - 0.06 %
Zinc, Zn	4.0 - 5.0 %
Zirconium, Zr	0.08 - 0.20 %

References for this datasheet.

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MA7005T53 / 9529

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