AA Standards Grade 2024 O

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Description

Aluminum AA 2024, known for its use in aircraft industry, is an alloy that offers excellent strength. When in the annealed condition it is readily formed and has good machinability. Though it has a relatively low level of corrosion resistance, it can be machined to a high finish.

Related Standards

Equivalent Materials

This material data has been provided by AluKey.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

General

Property	Value	Condition	Related Standards
Density	2.78 g/cm³ Show Material materials with Density of 2.78 g/cm³	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316

Mechanical

Property	Temperature	Value	Condition	Related Standards	Comment
Bending Fatigue Strength		90.0 MPa Show Material materials with Bending Fatigue Strength of 90.0 MPa	O	AA Standards
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Elastic modulus		73.0 GPa Show Material materials with Elastic modulus of 73.0 GPa	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
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Elongation A100	23.0 °C	10 - 20 % Show Material materials with Elongation A100 of 10 - 20 %
Elongation A50	23.0 °C	12 - 20 % Show Material materials with Elongation A50 of 12 - 20 %
Hardness, Brinell		47.0 [-] Show Material materials with Hardness, Brinell of 47.0 [-]	O	AA Standards
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Plane-Strain Fracture Toughnes		22.0 - 35.0 MPa·√m Show Material materials with Plane-Strain Fracture Toughnes of 22.0 - 35.0 MPa·√m			Typical for Wrought 2000 Series Aluminium
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Poisson's ratio		0.33 [-] Show Material materials with Poisson's ratio of 0.33 [-]			Typical for Wrought 2000 Series Aluminium
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Shear modulus		26.0 - 27.5 GPa Show Material materials with Shear modulus of 26.0 - 27.5 GPa			Typical for Wrought 2000 Series Aluminium
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Tensile strength		185.0 MPa Show Material materials with Tensile strength of 185.0 MPa	O	AA Standards
		220.0 MPa Show Material materials with Tensile strength of 220.0 MPa	O	AA Standards, ASTM B209, ASTM B210
		240.0 MPa Show Material materials with Tensile strength of 240.0 MPa	O	AA Standards, ASTM B211, ASTM B241, ASTM B316
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Yield strength Rp0.2	23.0 °C	75 - 130 MPa Show Material materials with Yield strength Rp0.2 of 75 - 130 MPa

Thermal

Property	Temperature	Value	Condition	Related Standards	Comment
Coefficient of thermal expansion	100 °C, 20 °C	2.3199999999999998e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.3199999999999998e-05 1/K	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
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Melting point		505.0 - 635.0 °C Show Material materials with Melting point of 505.0 - 635.0 °C	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Specific heat capacity		816.0 - 963.0 J/(kg·K) Show Material materials with Specific heat capacity of 816.0 - 963.0 J/(kg·K)			Typical for Wrought 2000 Series Aluminium
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Thermal conductivity		121.0 - 193.0 W/(m·K) Show Material materials with Thermal conductivity of 121.0 - 193.0 W/(m·K)	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
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Electrical

Property	Value	Condition	Related Standards
Electrical conductivity	17000000.0 - 29000000.0 S/m Show Material materials with Electrical conductivity of 17000000.0 - 29000000.0 S/m	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
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Electrical resistivity	3.45e-08 - 5.88e-08 Ω·m Show Material materials with Electrical resistivity of 3.45e-08 - 5.88e-08 Ω·m	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
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Chemical properties

Property	Value	Condition	Related Standards
Chromium	0.1 % Show Material materials with Chromium of 0.1 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Copper	3.8 - 4.9 % Show Material materials with Copper of 3.8 - 4.9 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Iron	0.50 % Show Material materials with Iron of 0.50 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Magnesium	1.2 - 1.8 % Show Material materials with Magnesium of 1.2 - 1.8 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Manganese	0.3 - 0.9 % Show Material materials with Manganese of 0.3 - 0.9 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Other	each 0.05, total 0.15, Rest Al
Silicon	0.5 % Show Material materials with Silicon of 0.5 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Titanium	0.15 % Show Material materials with Titanium of 0.15 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316
Zinc	0.25 % Show Material materials with Zinc of 0.25 %	O	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B316

Technological properties

Property
Brazing	general: no brazing is known or developed
Corrosion properties	Stress corrosion cracking: Betriebsschäden in Gebieten mit Zugspannungen quer zur Kornstruktur, Eingeschränkte Schäden an Laborproben (T4,T3, T351, T3510, T3511), d (T6, T861, T81, T851, T8510, T8511), general: sufficient, in principle it should be protected
General machinability	General: poor (O), good to acceptable
Workability	general (condition): poor(T4, T3, T351, T3510, T3511, T6), not suitable (T361, T861, T81, T851, T8510, T8511)