Aluminum 5083-H116; 5083-H321

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Aluminum 5083-H116; 5083-H321
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 5000 Series Aluminum Alloy
Material Notes:	This alloy has very good corrosion resistance (susceptible to deterioration after prolonged exposure to elevated temperatures) and moderate strength. Its weldability is a plus. It finds uses in transportation, pressure vessels, cryogenics, towers and drilling rigs, gas/oil piping, ordnance, and armor plate. 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:	Aluminum 5083-H321; UNS A95083; ISO AlMg4.5Mn; Aluminium 5083-H116; Aluminium 5083-H321; AA5083-H116; Al5083-H116
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Physical Properties	Metric	English	Comments

Density	2.66 g/cc	0.0961 lb/in³	AA; Typical

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	85	85	500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop	109	109	Converted from Brinell Hardness Value
Hardness, Rockwell A	36.5	36.5	Converted from Brinell Hardness Value
Hardness, Rockwell B	53	53	Converted from Brinell Hardness Value
Hardness, Vickers	96	96	Converted from Brinell Hardness Value
Tensile Strength, Ultimate	317 MPa	46000 psi	AA; Typical
	>= 285 MPa @Thickness 38.13 - 76.2 mm	>= 41300 psi @Thickness 1.501 - 3.00 in
	>= 305 MPa @Thickness 1.60 - 38.1 mm	>= 44200 psi @Thickness 0.0630 - 1.50 in
Tensile Strength, Yield	228 MPa	33000 psi	AA; Typical
	>= 200 MPa @Thickness 38.13 - 76.2 mm	>= 29000 psi @Thickness 1.501 - 3.00 in
	>= 215 MPa @Thickness 1.60 - 38.1 mm	>= 31200 psi @Thickness 0.0630 - 1.50 in
Elongation at Break	>= 12 % @Thickness 1.60 - 38.1 mm	>= 12 % @Thickness 0.0630 - 1.50 in
	>= 12 % @Thickness 38.13 - 76.2 mm	>= 12 % @Thickness 1.501 - 3.00 in
	16 % @Diameter 12.7 mm	16 % @Diameter 0.500 in	AA; Typical
Modulus of Elasticity	71.0 GPa	10300 ksi	AA; Typical; Average of tension and compression. Compression modulus is about 2% greater than tensile modulus.
Tensile Modulus	70.3 GPa	10200 ksi
Compressive Modulus	71.7 GPa	10400 ksi
Poissons Ratio	0.33	0.33	Estimated from trends in similar Al alloys.
Fatigue Strength	159 MPa @# of Cycles 5.00e+8	23000 psi @# of Cycles 5.00e+8	completely reversed stress; RR Moore machine/specimen
Fracture Toughness	43.0 MPa-m½	39.1 ksi-in½	K_IC; TL orientation.
Machinability	30 %	30 %	0-100 Scale of Aluminum Alloys
Shear Modulus	26.4 GPa	3830 ksi
Shear Strength	190 MPa	27600 psi	Calculated value.

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000590 ohm-cm	0.00000590 ohm-cm

Thermal Properties	Metric	English	Comments
CTE, linear	22.3 µm/m-°C @Temperature -50.0 - 20.0 °C	12.4 µin/in-°F @Temperature -58.0 - 68.0 °F
	23.8 µm/m-°C @Temperature 20.0 - 100 °C	13.2 µin/in-°F @Temperature 68.0 - 212 °F	AA; Typical; average over range
	24.2 µm/m-°C @Temperature 20.0 - 100 °C	13.4 µin/in-°F @Temperature 68.0 - 212 °F
	25.0 µm/m-°C @Temperature 20.0 - 200 °C	13.9 µin/in-°F @Temperature 68.0 - 392 °F
	26.0 µm/m-°C @Temperature 20.0 - 300 °C	14.4 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.900 J/g-°C	0.215 BTU/lb-°F
Thermal Conductivity	117 W/m-K	812 BTU-in/hr-ft²-°F
Melting Point	590.6 - 638 °C	1095 - 1180 °F	AA; Typical range based on typical composition for wrought products >= 1/4 in. thickness
Solidus	590.6 °C	1095 °F	AA; Typical
Liquidus	638 °C	1180 °F	AA; Typical

Processing Properties	Metric	English	Comments
Annealing Temperature	413 °C	775 °F	holding at temperature not required
Hot-Working Temperature	316 - 482 °C	600 - 900 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	92.4 - 95.6 %	92.4 - 95.6 %	As remainder
Chromium, Cr	0.05 - 0.25 %	0.05 - 0.25 %
Copper, Cu	<= 0.10 %	<= 0.10 %
Iron, Fe	<= 0.40 %	<= 0.40 %
Magnesium, Mg	4.0 - 4.9 %	4.0 - 4.9 %
Manganese, Mn	0.40 - 1.0 %	0.40 - 1.0 %
Other, each	<= 0.05 %	<= 0.05 %
Other, total	<= 0.15 %	<= 0.15 %
Silicon, Si	<= 0.40 %	<= 0.40 %
Titanium, Ti	<= 0.15 %	<= 0.15 %
Zinc, Zn	<= 0.25 %	<= 0.25 %

References for this datasheet.

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MA5083H116 / 9181

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