Aluminum 296.0-T4, Cast

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Aluminum 296.0-T4, Cast
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; Aluminum Casting Alloy
Material Notes:	Composition Notes: Composition information provided by the Aluminum Association and is not for design.
Key Words:	Aluminium 296.0-T4; UNS A02960; AA296.0-T4; Al296.0-T4
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Physical Properties	Metric	English	Comments

Density	2.796 g/cc	0.1010 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	75	75	500 kg load, 10 mm ball
Hardness, Knoop	98	98	Estimated from Brinell Hardness.
Hardness, Vickers	85	85	Estimated from Brinell Hardness.
Tensile Strength, Ultimate	255 MPa	37000 psi
Tensile Strength, Yield	130 MPa @Strain 0.2 %	18900 psi @Strain 0.2 %
Elongation at Break	9.0 %	9.0 %	in 50 mm
Tensile Modulus	69.0 GPa	10000 ksi	Compressive modulus in is typically about 2% higher for Al alloys
Compressive Yield Strength	140 MPa	20300 psi
Poissons Ratio	0.33	0.33
Fatigue Strength	65.0 MPa @# of Cycles 5.00e+8	9430 psi @# of Cycles 5.00e+8	Notch Status unknown, R.R. Moore Test
Machinability	50 %	50 %	0-100 Scale (100=best)
Shear Modulus	26.2 GPa	3800 ksi
Shear Strength	205 MPa	29700 psi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000522 ohm-cm	0.00000522 ohm-cm

Thermal Properties	Metric	English	Comments
Heat of Fusion	389 J/g	167 BTU/lb
CTE, linear	22.0 µm/m-°C @Temperature 20.0 - 100 °C	12.2 µin/in-°F @Temperature 68.0 - 212 °F
	23.9 µm/m-°C @Temperature 20.0 - 300 °C	13.3 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.963 J/g-°C	0.230 BTU/lb-°F
Thermal Conductivity	130 W/m-K	902 BTU-in/hr-ft²-°F
Melting Point	521 - 632 °C	970 - 1170 °F
Solidus	521 °C	970 °F
Liquidus	632 °C	1170 °F

Processing Properties	Metric	English	Comments
Melt Temperature	677 - 816 °C	1250 - 1500 °F
Solution Temperature	507 - 513 °C	945 - 955 °F	hold at temperature for 8 hrs; cool in water at 150 to 212°F
Casting Temperature	677 - 816 °C	1250 - 1500 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	89 - 94 %	89 - 94 %	As remainder
Copper, Cu	4.0 - 5.0 %	4.0 - 5.0 %
Iron, Fe	<= 1.2 %	<= 1.2 %
Magnesium, Mg	<= 0.050 %	<= 0.050 %
Manganese, Mn	<= 0.35 %	<= 0.35 %
Nickel, Ni	<= 0.35 %	<= 0.35 %
Other, total	<= 0.35 %	<= 0.35 %
Silicon, Si	2.0 - 3.0 %	2.0 - 3.0 %
Titanium, Ti	<= 0.25 %	<= 0.25 %
Zinc, Zn	<= 0.50 %	<= 0.50 %

References for this datasheet.

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MAC2960T4 / 9832

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