Aluminum 6070-T6

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Aluminum 6070-T6
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 6000 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 A96070; Aluminium 6070-T6; AA6070-T6; Al6070-T6
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Physical Properties	Metric	English	Comments

Density	2.71 g/cc	0.0979 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	120	120	500 kg load with 10 mm ball
Hardness, Knoop	150	150	Converted from Brinell Hardness Value
Hardness, Rockwell A	46.8	46.8	Converted from Brinell Hardness Value
Hardness, Rockwell B	75	75	Converted from Brinell Hardness Value
Hardness, Vickers	137	137	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	379 MPa	55000 psi	AA; Typical
Tensile Strength, Yield	352 MPa	51000 psi	AA; Typical
Elongation at Break	10 % @Thickness 1.59 mm	10 % @Thickness 0.0625 in	AA; Typical
Modulus of Elasticity	68.9 GPa	10000 ksi	AA; Typical; Average of tension and compression. Compression modulus is about 2% greater than tensile modulus.
Poissons Ratio	0.33	0.33	Estimated from trends in similar Al alloys.
Fatigue Strength	96.5 MPa @# of Cycles 5.00e+8	14000 psi @# of Cycles 5.00e+8	completely reversed stress; RR Moore machine/specimen
Shear Modulus	26.0 GPa	3770 ksi	Estimated from similar Al alloys.
Shear Strength	234 MPa	34000 psi	AA; Typical

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000390 ohm-cm	0.00000390 ohm-cm

Thermal Properties	Metric	English	Comments
CTE, linear	23.2 µm/m-°C @Temperature 20.0 - 100 °C	12.9 µin/in-°F @Temperature 68.0 - 212 °F
	24.8 µm/m-°C @Temperature 20.0 - 300 °C	13.8 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.891 J/g-°C	0.213 BTU/lb-°F
Thermal Conductivity	172 W/m-K	1190 BTU-in/hr-ft²-°F
Melting Point	566 - 649 °C	1050 - 1200 °F	AA; Typical range based on typical composition for wrought products >= 1/4 in. thickness. Eutectic melting is not eliminated by homogenization.
Solidus	566 °C	1050 °F	AA; Typical
Liquidus	649 °C	1200 °F	AA; Typical

Processing Properties	Metric	English	Comments
Solution Temperature	546.1 °C	1015 °F	followed by quenching
Aging Temperature	160 °C	320 °F	hold at temperature for 18 hr

Component Elements Properties	Metric	English	Comments
Aluminum, Al	94.5 - 98 %	94.5 - 98 %	As remainder
Chromium, Cr	<= 0.10 %	<= 0.10 %
Copper, Cu	0.15 - 0.40 %	0.15 - 0.40 %
Iron, Fe	<= 0.50 %	<= 0.50 %
Magnesium, Mg	0.50 - 1.2 %	0.50 - 1.2 %
Manganese, Mn	0.40 - 1.0 %	0.40 - 1.0 %
Other, each	<= 0.05 %	<= 0.05 %
Other, total	<= 0.15 %	<= 0.15 %
Silicon, Si	1.0 - 1.7 %	1.0 - 1.7 %
Titanium, Ti	<= 0.15 %	<= 0.15 %
Zinc, Zn	<= 0.25 %	<= 0.25 %

References for this datasheet.

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MA6070T6 / 9421

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