Aluminum 6201-T81

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Aluminum 6201-T81
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 A96201; Aluminium 6201-T81; AA6201-T81; Al6201-T81
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Physical Properties	Original Value	Comments

Density	2.69 g/cc	AA; Typical

Mechanical Properties	Original Value	Comments
Hardness, Brinell	88	500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop	112	Converted from Brinell Hardness Value
Hardness, Rockwell A	37.6	Converted from Brinell Hardness Value
Hardness, Rockwell B	55	Converted from Brinell Hardness Value
Hardness, Vickers	99	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	330 MPa
Tensile Strength, Yield	310 MPa
Elongation at Break	6.0 %	In 25 cm
Modulus of Elasticity	69.0 GPa	Average of Tension and Compression. In Al alloys, the compressive modulus is typically 2% greater than the tensile modulus. Estimated from trends in similar Al alloys.
Poissons Ratio	0.33	Estimated from trends in similar Al alloys.
Fatigue Strength	105 MPa @# of Cycles 5.00e+8
Shear Modulus	26.0 GPa	Estimated from similar Al alloys.
Shear Strength	200 MPa	Calculated value.

Electrical Properties	Original Value	Comments
Electrical Resistivity	19.0 ohm-cir-mil/ft @Temperature 20.0 °C	AA; Typical

Thermal Properties	Original Value	Comments
CTE, linear	13.0 µin/in-°F @Temperature 20.0 - 100 °C	AA; Typical; average over range
	21.6 µm/m-°C @Temperature -50.0 - 20.0 °C
	24.3 µm/m-°C @Temperature 20.0 - 200 °C
	25.2 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.895 J/g-°C
Thermal Conductivity	1420 BTU-in/hr-ft²-°F	AA; Typical at 77°F
Melting Point	1125 - 1210 °F	AA; Typical range based on typical composition for wrought products >= 1/4 in. thickness. Eutectic melting can be eliminated by homogenization.
Solidus	1125 °F	AA; Typical
Liquidus	1210 °F	AA; Typical

Processing Properties	Original Value	Comments
Solution Temperature	950 °F
Aging Temperature	300 °F	hold at temperature approximately 4 hr

Component Elements Properties	Original Value	Comments
Aluminum, Al	97.3 - 98.9 %	As remainder
Boron, B	<= 0.06 %
Chromium, Cr	<= 0.03 %
Copper, Cu	<= 0.10 %
Iron, Fe	<= 0.50 %
Magnesium, Mg	0.60 - 0.90 %
Manganese, Mn	<= 0.03 %
Other, each	<= 0.03 %
Other, total	<= 0.10 %
Silicon, Si	0.50 - 0.90 %
Zinc, Zn	<= 0.10 %

References for this datasheet.

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MA6201T81 / 9470

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