Aluminum 201.0-T7, Sand Cast

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Aluminum 201.0-T7, Sand Cast
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; Aluminum Casting 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:	Aluminium 201.0-T7; UNS A02010; AA201.0-T7; Al201.0-T7
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Physical Properties	Metric	English	Comments

Density	2.80 g/cc	0.101 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	110 - 140	110 - 140	AA; Typical; 500 g load; 10 mm ball
Hardness, Knoop	157	157	Estimated from Brinell Hardness.
Hardness, Rockwell A	47	47	Estimated from Brinell Hardness.
Hardness, Rockwell B	77	77	Estimated from Brinell Hardness.
Hardness, Vickers	143	143	Estimated from Brinell Hardness.
Tensile Strength, Ultimate	>= 414 MPa	>= 60000 psi	AA
Tensile Strength, Yield	>= 345 MPa @Strain 0.2 %	>= 50000 psi @Strain 0.2 %	AA
Elongation at Break	>= 3.0 %	>= 3.0 %	AA; in 2 in. (50 mm) or 4D
Tensile Modulus	71.0 GPa	10300 ksi	Compressive modulus in is typically about 2% higher for Al alloys
Poissons Ratio	0.33	0.33
Fatigue Strength	98.0 MPa @# of Cycles 5.00e+8	14200 psi @# of Cycles 5.00e+8	R.R. Moore test, completely reversed bending
	130 MPa @# of Cycles 600000	18900 psi @# of Cycles 600000	R.R. Moore test, completely reversed bending
Machinability	90 %	90 %	0-100 Scale (100=best)
Shear Modulus	23.0 GPa	3340 ksi
Shear Strength	290 MPa	42100 psi	Typical for 201.0 - heat treatment unknown

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000510 - 0.00000540 ohm-cm	0.00000510 - 0.00000540 ohm-cm	AA; Typical 32 to 34% IACS Conductivity

Thermal Properties	Metric	English	Comments
Heat of Fusion	389 J/g	167 BTU/lb
CTE, linear	19.3 µm/m-°C @Temperature 20.0 - 100 °C	10.7 µin/in-°F @Temperature 68.0 - 212 °F
	24.7 µm/m-°C @Temperature 20.0 - 300 °C	13.7 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.963 J/g-°C	0.230 BTU/lb-°F	Typical for cast aluminum
Thermal Conductivity	121 W/m-K	841 BTU-in/hr-ft²-°F	AA; Typical at 25°C
Melting Point	571 - 649 °C	1060 - 1200 °F	AA; Typical
Solidus	571 °C	1060 °F	AA; Typical
Liquidus	649 °C	1200 °F	AA; Typical

Processing Properties	Metric	English	Comments
Solution Temperature	510 - 516 °C	950 - 960 °F	for 2 hr followed by 980-990°F for 14-20 hr and a water quench
Aging Temperature	22.2 °C	72.0 °F	for 12-24 hr
	185 - 191 °C	365 - 375 °F	for 5 hr

Component Elements Properties	Metric	English	Comments
Aluminum, Al	92 - 95.1 %	92 - 95.1 %	As remainder
Copper, Cu	4.0 - 5.2 %	4.0 - 5.2 %
Iron, Fe	<= 0.15 %	<= 0.15 %
Magnesium, Mg	0.15 - 0.55 %	0.15 - 0.55 %
Manganese, Mn	0.20 - 0.50 %	0.20 - 0.50 %
Other, each	<= 0.05 %	<= 0.05 %
Other, total	<= 0.10 %	<= 0.10 %
Silicon, Si	<= 0.10 %	<= 0.10 %
Silver, Ag	0.40 - 1.0 %	0.40 - 1.0 %
Titanium, Ti	0.15 - 0.35 %	0.15 - 0.35 %

References for this datasheet.

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MAC2010T7 / 9759

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