Alclad Aluminum 2219-T81

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Alclad Aluminum 2219-T81
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 2000 Series Aluminum Alloy
Key Words:	UNS A82219
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Physical Properties	Metric	English	Comments

Density	2.84 g/cc	0.103 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	>= 340 MPa @Thickness 0.508 - 0.991 mm	>= 49300 psi @Thickness 0.0200 - 0.0390 in	Sheet
	>= 380 MPa @Thickness 1.02 - 2.51 mm	>= 55100 psi @Thickness 0.0400 - 0.0990 in	Sheet
	>= 400 MPa @Thickness 2.54 - 6.32 mm	>= 58000 psi @Thickness 0.100 - 0.249 in	Sheet
Tensile Strength, Yield	>= 255 MPa @Thickness 0.508 - 0.991 mm	>= 37000 psi @Thickness 0.0200 - 0.0390 in	Sheet
	>= 285 MPa @Thickness 1.02 - 2.51 mm	>= 41300 psi @Thickness 0.0400 - 0.0990 in	Sheet
	>= 295 MPa @Thickness 2.54 - 6.32 mm	>= 42800 psi @Thickness 0.100 - 0.249 in	Sheet
Elongation at Break	6.0 % @Thickness 0.508 - 0.991 mm	6.0 % @Thickness 0.0200 - 0.0390 in	Sheet
	7.0 % @Thickness 1.02 - 2.51 mm	7.0 % @Thickness 0.0400 - 0.0990 in	Sheet
	7.0 % @Thickness 2.54 - 6.32 mm	7.0 % @Thickness 0.100 - 0.249 in	Sheet
Modulus of Elasticity	73.8 GPa	10700 ksi
Compressive Modulus	75.2 GPa	10900 ksi
Poissons Ratio	<= 0.33	<= 0.33
Shear Modulus	27.7 GPa	4020 ksi	Calculated

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000570 ohm-cm	0.00000570 ohm-cm

Thermal Properties	Metric	English	Comments
CTE, linear	20.8 µm/m-°C @Temperature -50.0 - 20.0 °C	11.6 µin/in-°F @Temperature -58.0 - 68.0 °F
	22.5 µm/m-°C @Temperature 20.0 - 100 °C	12.5 µin/in-°F @Temperature 68.0 - 212 °F
	23.4 µm/m-°C @Temperature 20.0 - 200 °C	13.0 µin/in-°F @Temperature 68.0 - 392 °F
	24.4 µm/m-°C @Temperature 20.0 - 300 °C	13.6 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.864 J/g-°C	0.207 BTU/lb-°F
Thermal Conductivity	130 W/m-K	902 BTU-in/hr-ft²-°F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	97.55 - 99.2 %	97.55 - 99.2 %
Copper, Cu	<= 0.10 %	<= 0.10 %
Magnesium, Mg	<= 0.10 %	<= 0.10 %
Manganese, Mn	<= 0.10 %	<= 0.10 %
Other, each	<= 0.050 %	<= 0.050 %
Other, total	<= 0.15 %	<= 0.15 %
Si+Fe	<= 0.70 %	<= 0.70 %
Zinc, Zn	0.80 - 1.3 %	0.80 - 1.3 %

References for this datasheet.

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MA2219AT81 / 109175

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