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	Metric	English	Comments

Density	2.69 g/cc	0.0972 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	88	88	500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop	112	112	Converted from Brinell Hardness Value
Hardness, Rockwell A	37.6	37.6	Converted from Brinell Hardness Value
Hardness, Rockwell B	55	55	Converted from Brinell Hardness Value
Hardness, Vickers	99	99	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	330 MPa	47900 psi
Tensile Strength, Yield	310 MPa	45000 psi
Elongation at Break	6.0 %	6.0 %	In 25 cm
Modulus of Elasticity	69.0 GPa	10000 ksi	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	0.33	Estimated from trends in similar Al alloys.
Fatigue Strength	105 MPa @# of Cycles 5.00e+8	15200 psi @# of Cycles 5.00e+8
Shear Modulus	26.0 GPa	3770 ksi	Estimated from similar Al alloys.
Shear Strength	200 MPa	29000 psi	Calculated value.

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000316 ohm-cm @Temperature 20.0 °C	0.00000316 ohm-cm @Temperature 68.0 °F	AA; Typical

Thermal Properties	Metric	English	Comments
CTE, linear	21.6 µm/m-°C @Temperature -50.0 - 20.0 °C	12.0 µin/in-°F @Temperature -58.0 - 68.0 °F
	23.4 µm/m-°C @Temperature 20.0 - 100 °C	13.0 µin/in-°F @Temperature 68.0 - 212 °F	AA; Typical; average over range
	24.3 µm/m-°C @Temperature 20.0 - 200 °C	13.5 µin/in-°F @Temperature 68.0 - 392 °F
	25.2 µm/m-°C @Temperature 20.0 - 300 °C	14.0 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.895 J/g-°C	0.214 BTU/lb-°F
Thermal Conductivity	205 W/m-K	1420 BTU-in/hr-ft²-°F	AA; Typical at 77°F
Melting Point	607.2 - 654 °C	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	607.2 °C	1125 °F	AA; Typical
Liquidus	654 °C	1210 °F	AA; Typical

Processing Properties	Metric	English	Comments
Solution Temperature	510 °C	950 °F
Aging Temperature	149 °C	300 °F	hold at temperature approximately 4 hr

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

References for this datasheet.

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MA6201T81 / 9470

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