Aluminum 2219-T851

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Aluminum 2219-T851
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:	UNS A92219; ISO AlCu6Mn; Aluminium 2219-T851; AA2219-T851; Al2219-T851
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Physical Properties	Original Value	Comments

Density	2.84 g/cc	AA; Typical

Mechanical Properties	Original Value	Comments
Hardness, Brinell	130	500 kg load with 10 mm ball
Hardness, Knoop	163	Converted from Brinell Hardness Value
Hardness, Rockwell A	49.5	Converted from Brinell Hardness Value
Hardness, Rockwell B	80	Converted from Brinell Hardness Value
Hardness, Vickers	149	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	66.0 ksi	AA; Typical
	>= 400 MPa	Wire, rod, bar, and shapes (extruded); T8510, T8511
	>= 400 MPa	Extruded tube; T8510, T8511
	30.0 MPa @Temperature 371 °C
	48.0 MPa @Temperature 316 °C
	200 MPa @Temperature 260 °C
	248 MPa @Temperature 204 °C
	338 MPa @Temperature 149 °C
	414 MPa @Temperature 100 °C
	455 MPa @Temperature 24.0 °C
	476 MPa @Temperature -28.0 °C
	490 MPa @Temperature -80.0 °C
	572 MPa @Temperature -196 °C
	>= 395 MPa @Thickness 127.0 - 152 mm	Plate
	>= 405 MPa @Thickness 101.6 - 127 mm	Plate
	>= 415 MPa @Thickness 76.23 - 102 mm	Plate
	>= 425 MPa @Thickness 6.35 - 50.8 mm	Plate
	>= 425 MPa @Thickness 50.83 - 76.2 mm	Plate
	>= 395 MPa @Diameter 50.83 - 102 mm	Wire, rod, and bar (rolled or cold finished)
	>= 400 MPa @Diameter 12.7 - 50.8 mm	Wire, rod, and bar (rolled or cold finished)
Tensile Strength, Yield	51.0 ksi	AA; Typical
	>= 290 MPa	Wire, rod, bar, and shapes (extruded); T8510, T8511
	>= 290 MPa	Extruded tube; T8510, T8511
	>= 290 MPa @Thickness 127.0 - 152 mm	Plate
	>= 295 MPa @Thickness 101.6 - 127 mm	Plate
	>= 305 MPa @Thickness 76.23 - 102 mm	Plate
	>= 310 MPa @Thickness 50.83 - 76.2 mm	Plate
	>= 315 MPa @Thickness 6.35 - 50.8 mm	Plate
	>= 270 MPa @Diameter 50.83 - 102 mm	Wire, rod, and bar (rolled or cold finished)
	>= 275 MPa @Diameter 12.7 - 50.8 mm	Wire, rod, and bar (rolled or cold finished)
	26.0 MPa @Strain 0.2 %, Temperature 371 °C
	41.0 MPa @Strain 0.2 %, Temperature 316 °C
	159 MPa @Strain 0.2 %, Temperature 260 °C
	200 MPa @Strain 0.2 %, Temperature 204 °C
	276 MPa @Strain 0.2 %, Temperature 149 °C
	324 MPa @Strain 0.2 %, Temperature 100 °C
	345 MPa @Strain 0.2 %, Temperature 24.0 °C
	359 MPa @Strain 0.2 %, Temperature -28.0 °C
	372 MPa @Strain 0.2 %, Temperature -80.0 °C
	421 MPa @Strain 0.2 %, Temperature -196 °C
Elongation at Break	6.0 %	Wire, rod, bar, and shapes (extruded); T8510, T8511
	6.0 %	Extruded tube; T8510, T8511
	12 % @Temperature -28.0 °C
	12 % @Temperature 24.0 °C
	13 % @Temperature -80.0 °C
	15 % @Temperature -196 °C
	15 % @Temperature 100 °C
	17 % @Temperature 149 °C
	20 % @Temperature 204 °C
	21 % @Temperature 260 °C
	55 % @Temperature 316 °C
	75 % @Temperature 371 °C
	4.0 % @Thickness 127.0 - 152 mm	Plate
	5.0 % @Thickness 76.23 - 102 mm	Plate
	5.0 % @Thickness 101.6 - 127 mm	Plate
	6.0 % @Thickness 50.83 - 76.2 mm	Plate
	7.0 - 8.0 % @Thickness 6.35 - 50.8 mm	Plate
	10 % @Thickness 1.59 mm	AA; Typical
	4.0 % @Diameter 12.7 - 50.8 mm	Wire, rod, and bar (rolled or cold finished)
	4.0 % @Diameter 50.83 - 102 mm	Wire, rod, and bar (rolled or cold finished)
Modulus of Elasticity	10600 ksi	AA; Typical; Average of tension and compression. Compression modulus is about 2% greater than tensile modulus.
Poissons Ratio	0.33	Estimated from trends in similar Al alloys.
Fatigue Strength	15000 psi @# of Cycles 5.00e+8	completely reversed stress; RR Moore machine/specimen
Shear Modulus	27.0 GPa	Estimated from similar Al alloys.
Shear Strength	285 MPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000570 ohm-cm

Thermal Properties	Original Value	Comments
CTE, linear	12.4 µin/in-°F @Temperature 20.0 - 100 °C	AA; Typical; average over range
	20.8 µm/m-°C @Temperature -50.0 - 20.0 °C
	22.5 µm/m-°C @Temperature 20.0 - 100 °C
	23.4 µm/m-°C @Temperature 20.0 - 200 °C
	24.1 µm/m-°C @Temperature 20.0 - 300 °C
	24.4 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.864 J/g-°C
Thermal Conductivity	120 W/m-K
Melting Point	1010 - 1190 °F	AA; Typical range based on typical composition for wrought products >= 1/4 in. thickness. Eutectic melting is not eliminated by homogenization.
Solidus	1010 °F	AA; Typical
Liquidus	1190 °F	AA; Typical

Processing Properties	Original Value	Comments
Annealing Temperature	775 °F
Solution Temperature	995 °F
Aging Temperature	325 - 375 °F	from 18 to 36 hr at temperature

Component Elements Properties	Original Value	Comments
Aluminum, Al	91.5 - 93.8 %	As remainder
Copper, Cu	5.8 - 6.8 %
Iron, Fe	<= 0.30 %
Magnesium, Mg	<= 0.02 %
Manganese, Mn	0.20 - 0.40 %
Other, each	<= 0.05 %
Other, total	<= 0.15 %
Silicon, Si	<= 0.20 %
Titanium, Ti	0.02 - 0.10 %
Vanadium, V	0.05 - 0.15 %
Zinc, Zn	<= 0.10 %
Zirconium, Zr	0.10 - 0.25 %

References for this datasheet.

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MA2219T851 / 8934

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