Aluminum 383.0-F Die Casting Alloy

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Aluminum 383.0-F Die Casting Alloy
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 383.0-F; UNS A03830; AA383.0-F Die. Comparable to ADC12Z, ADC 12Z, ALDC12Z ALDC 12Z; 10.5Si-2.5Cu; Al383.0-F
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Physical Properties	Original Value	Comments

Density	2.70 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Brinell	75	500 kg load, 10 mm ball
Hardness, Knoop	98	Estimated from Brinell Hardness.
Hardness, Vickers	85	Estimated from Brinell Hardness.
Tensile Strength, Ultimate	310 MPa
Tensile Strength, Yield	152 MPa @Strain 0.2 %
Elongation at Break	3.5 %	in 50 mm
Poissons Ratio	0.33
Fatigue Strength	145 MPa @# of Cycles 5.00e+8	Specific test unknown
Machinability	70 %	0-100 Scale (100=best)
Shear Strength	187 MPa	Calculated
Charpy Impact	4.00 J	V-notch

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000750 ohm-cm

Thermal Properties	Original Value	Comments
Heat of Fusion	389 J/g	Typical for cast aluminum
CTE, linear	21.1 µm/m-°C @Temperature 20.0 - 100 °C
	22.5 µm/m-°C @Temperature 20.0 - 300 °C	Estimated by MatWeb from similar alloys
Specific Heat Capacity	0.963 J/g-°C
Thermal Conductivity	96.2 W/m-K
Melting Point	516 - 543 °C
Solidus	516 °C
Liquidus	543 °C

Processing Properties	Original Value	Comments
Annealing Temperature	350 - 500 °F	Stress-relief anneal; hold at temperature 4 - 6 hrs; cool in still air
	500 - 700 °F	for increased ductility; hold at temperature 4 - 6 hrs; furnace cool or cool in still air
Casting Temperature	1140 - 1290 °F	Die Casting

Component Elements Properties	Original Value	Comments
Aluminum, Al	79.7 - 88.5 %	As remainder
Copper, Cu	2.0 - 3.0 %
Iron, Fe	<= 1.3 %
Magnesium, Mg	<= 0.10 %
Manganese, Mn	<= 0.50 %
Nickel, Ni	<= 0.30 %
Other, total	<= 0.50 %
Silicon, Si	9.5 - 11.5 %
Tin, Sn	<= 0.15 %
Zinc, Zn	<= 3.0 %

References for this datasheet.

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MAC3830F / 10026

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