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Aluminum Castings

Aluminum 319.0-T6, Permanent Mold Cast
Categories: Metal; Nonferrous Metal; Aluminum Alloy; Aluminum Casting 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 319.0-T6; UNS A03190; AA319.0-T6, ISO 3522: AlSi5Cu3, AlSi5Cu3Mn; AlSi6Cu4; AlSi6Cu4Mn. ISO R164: AlSi5Cu3; AlSi5Cu3Fe; AlSi6Cu4; ISO 3522: AlSi5Cu3. Comparable to LM21, JIS AC2B-T6; Al319.0-T6
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Physical PropertiesMetricEnglishComments
Density 2.79 g/cc0.101 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 75 - 10575 - 105AA; Typical; 500 g load; 10 mm ball
Hardness, Knoop 114114Estimated from Brinell Hardness.
Hardness, Rockwell A 3737Estimated from Brinell Hardness.
Hardness, Rockwell B 5656Estimated from Brinell Hardness.
Hardness, Vickers 101101Estimated from Brinell Hardness.
Tensile Strength, Ultimate >= 234 MPa>= 34000 psiAA
Tensile Strength, Yield 185 MPa
@Strain 0.2 %
26800 psi
@Strain 0.2 %
Elongation at Break >= 2.0 %>= 2.0 %AA; in 2 in. (50 mm) or 4D
Tensile Modulus 74.0 GPa10700 ksiCompressive modulus in is typically about 2% higher for Al alloys
Poissons Ratio 0.330.33
Machinability 50 %50 %0-100 Scale (100=best)
Shear Modulus 28.0 GPa4060 ksi
Shear Strength 185 MPa26800 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000640 ohm-cm0.00000640 ohm-cm
 
Thermal PropertiesMetricEnglishComments
Heat of Fusion 389 J/g167 BTU/lb
CTE, linear  21.4 µm/m-°C
@Temperature 20.0 - 100 °C
11.9 µin/in-°F
@Temperature 68.0 - 212 °F
 22.9 µm/m-°C
@Temperature 20.0 - 300 °C
12.7 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.963 J/g-°C0.230 BTU/lb-°F
Thermal Conductivity 109 W/m-K756 BTU-in/hr-ft²-°F
Melting Point 516 - 604 °C961 - 1120 °F
Solidus 516 °C961 °F
Liquidus 604 °C1120 °F
 
Processing PropertiesMetricEnglishComments
Melt Temperature 677 - 816 °C1250 - 1500 °F
Solution Temperature 502 - 507 °C935 - 945 °Fhold at temperature 8 hr, cool in water at 150 to 212°F
Aging Temperature 152 - 157 °C305 - 315 °Fhold at temperature 2 - 5 hr
Casting Temperature 677 - 788 °C1250 - 1450 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 85.8 - 91.5 %85.8 - 91.5 %As remainder
Copper, Cu 3.0 - 4.0 %3.0 - 4.0 %
Iron, Fe <= 1.0 %<= 1.0 %
Magnesium, Mg <= 0.10 %<= 0.10 %
Manganese, Mn <= 0.50 %<= 0.50 %
Nickel, Ni <= 0.35 %<= 0.35 %
Other, total <= 0.50 %<= 0.50 %
Silicon, Si 5.5 - 6.5 %5.5 - 6.5 %
Titanium, Ti <= 0.25 %<= 0.25 %
Zinc, Zn <= 1.0 %<= 1.0 %

References for this datasheet.

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MAC3190T6P / 9862

Aluminum Castings

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