Aluminum 7005-W

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Aluminum 7005-W
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-W; AA7005-W; Al7005-W
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Physical Properties	Metric	English	Comments

Density	2.78 g/cc	0.100 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	93	93	500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop	118	118	Converted from Brinell Hardness Value
Hardness, Rockwell A	39.1	39.1	Converted from Brinell Hardness Value
Hardness, Rockwell B	50	50	Converted from Brinell Hardness Value
Hardness, Vickers	105	105	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	345 MPa	50000 psi
Tensile Strength, Yield	205 MPa	29700 psi
Elongation at Break	20 % @Thickness 1.60 mm	20 % @Thickness 0.0630 in	In 5 cm
Modulus of Elasticity	72.0 GPa	10400 ksi	Average of Tension and Compression. In Al alloys, the compressive modulus is typically 2% greater than the tensile modulus
Poissons Ratio	0.33	0.33	Estimated from trends in similar Al alloys.
Shear Modulus	26.9 GPa	3900 ksi
Shear Strength	210 MPa	30500 psi	Calculated value.

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000470 ohm-cm	0.00000470 ohm-cm	Estimated from other heat treatments.

Thermal Properties	Metric	English	Comments
CTE, linear	21.4 µm/m-°C @Temperature -50.0 - 20.0 °C	11.9 µin/in-°F @Temperature -58.0 - 68.0 °F
	23.1 µm/m-°C @Temperature 20.0 - 100 °C	12.8 µin/in-°F @Temperature 68.0 - 212 °F
	23.6 µm/m-°C @Temperature 20.0 - 100 °C	13.1 µin/in-°F @Temperature 68.0 - 212 °F
	24.0 µm/m-°C @Temperature 20.0 - 200 °C	13.3 µin/in-°F @Temperature 68.0 - 392 °F
	25.0 µm/m-°C @Temperature 20.0 - 300 °C	13.9 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.875 J/g-°C	0.209 BTU/lb-°F
Thermal Conductivity	140 W/m-K	972 BTU-in/hr-ft²-°F	Estimated from other heat treatments.
Melting Point	604 - 643 °C	1120 - 1190 °F
Solidus	604 °C	1120 °F
Liquidus	643 °C	1190 °F

Processing Properties	Metric	English	Comments
Annealing Temperature	343 °C	650 °F
Solution Temperature	399 °C	750 °F

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

References for this datasheet.

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MA7005W / 9531

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