Aluminum 2117-T4

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Aluminum 2117-T4
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 2000 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:	Aluminium 2117-T4; UNS A92117; AA2117-T4; Al2117-T4
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Physical Properties	Metric	English	Comments

Density	2.75 g/cc	0.0994 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	70	70	AA; Typical; 500 g load; 10 mm ball
Hardness, Knoop	93	93	Converted from Brinell Hardness Value
Hardness, Vickers	81	81	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	296 MPa	43000 psi	AA; Typical
Tensile Strength, Yield	165 MPa	24000 psi	AA; Typical
Elongation at Break	27 % @Diameter 12.7 mm	27 % @Diameter 0.500 in	AA; Typical
Modulus of Elasticity	71.0 GPa	10300 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
Machinability	50 %	50 %	0-100 Scale of Aluminum Alloys
Shear Modulus	27.0 GPa	3920 ksi	Estimated from similar Al alloys.
Shear Strength	193 MPa	28000 psi	AA; Typical

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000432 ohm-cm @Temperature 20.0 °C	0.00000432 ohm-cm @Temperature 68.0 °F	AA; Typical

Thermal Properties	Metric	English	Comments
CTE, linear	23.8 µm/m-°C @Temperature 20.0 - 100 °C	13.2 µin/in-°F @Temperature 68.0 - 212 °F	AA; Typical; average over range
	25.6 µm/m-°C @Temperature 20.0 - 300 °C	14.2 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.880 J/g-°C	0.210 BTU/lb-°F	Estimated from trends in similar Al alloys.
Thermal Conductivity	154 W/m-K	1070 BTU-in/hr-ft²-°F	AA; Typical at 77°F
Melting Point	554 - 649 °C	1030 - 1200 °F	AA; Typical range based on typical composition for wrought products >= 1/4 in. thickness. Eutectic melting can be eliminated by homogenization.
Solidus	554 °C	1030 °F	AA; Typical
Liquidus	649 °C	1200 °F	AA; Typical

Component Elements Properties	Metric	English	Comments
Aluminum, Al	94.3 - 97.6 %	94.3 - 97.6 %	As remainder
Chromium, Cr	<= 0.10 %	<= 0.10 %
Copper, Cu	2.2 - 3.0 %	2.2 - 3.0 %
Iron, Fe	<= 0.70 %	<= 0.70 %
Magnesium, Mg	0.20 - 0.50 %	0.20 - 0.50 %
Manganese, Mn	<= 0.20 %	<= 0.20 %
Other, each	<= 0.05 %	<= 0.05 %
Other, total	<= 0.15 %	<= 0.15 %
Silicon, Si	<= 0.80 %	<= 0.80 %
Zinc, Zn	<= 0.25 %	<= 0.25 %

References for this datasheet.

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MA2117T4 / 8912

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