AA 2014 T6 Aluminum Alloy: Superior Strength, Machinability, and Weldability

AA 2014 is an alloy with strength, machinability and welding capabilities, Aluminum Alloy AA 2014 is an excellent option. It is a precipitation hardening alloy that maintains strength after heat treatment.

Properties

General

Property	Value	Condition	Related Standards
Density	2.8 g/cm³	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247

Mechanical

Property	Value	Condition	Related Standards	Comment
Bending Fatigue Strength	125.0 MPa	T6	AA Standards
Elastic modulus	73.0 GPa	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Hardness, Brinell	135.0 [-]	T6	AA Standards
Plane-Strain Fracture Toughnes	22.0 - 35.0 MPa·√m			Typical for Wrought 2000 Series Aluminium
Poisson's ratio	0.33 [-]			Typical for Wrought 2000 Series Aluminium
Shear modulus	26.0 - 27.5 GPa			Typical for Wrought 2000 Series Aluminium
Tensile strength	395.0 MPa	T6	AA Standards, ASTM B247
	400.0 MPa	T6	AA Standards, ASTM B247
	405.0 MPa	T6	AA Standards, ASTM B209, ASTM B247
	415.0 MPa	T6	AA Standards, ASTM B241, ASTM B247
	420.0 MPa	T6	AA Standards, ASTM B247
	425.0 MPa	T6	AA Standards, ASTM B247
	435.0 MPa	T6	AA Standards, ASTM B209, ASTM B247
	440.0 MPa	T6	AA Standards, ASTM B209, ASTM B241, ASTM B247
	450.0 MPa	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B247
	455.0 MPa	T6	AA Standards, ASTM B209
	460.0 MPa	T6	AA Standards, ASTM B209
	470.0 MPa	T6	AA Standards, ASTM B241
	485.0 MPa	T6	AA Standards

Thermal

Property	Temperature	Value	Condition	Related Standards	Comment
Coefficient of thermal expansion	20 °C	2.3e-05 1/K	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
	100 °C	2.3e-05 1/K	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Melting point		505.0 - 635.0 °C	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Specific heat capacity		816.0 - 963.0 J/(kg·K)			Typical for Wrought 2000 Series Aluminium
Thermal conductivity		134.0 - 193.0 W/(m·K)	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247

Electrical

Property	Value	Condition	Related Standards
Electrical conductivity	20000000.0 - 29000000.0 S/m	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Electrical resistivity	3.45e-08 - 5e-08 Ω·m	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247

Chemical properties

Property	Value	Condition	Related Standards
Chromium	0.1 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Copper	3.9 - 5.0 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Iron	0.70 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Magnesium	0.2 - 0.8 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Manganese	0.4 - 1.2 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Silicon	0.5 - 1.2 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Titanium	0.15 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247
Zinc	0.25 %	T6	AA Standards, ASTM B209, ASTM B210, ASTM B211, ASTM B241, ASTM B247

Technological properties

Property
Brazing	general: no brazing is known or developed
Corrosion properties	Stress corrosion cracking: Operational damage in areas with tensile stresses transverse to the grain structure, limited damage to laboratory samples, general: sufficient, in principle it should be protected
General machinability	General: poor (O), good to acceptable
Workability	general (condition): poor(T3, T4, T451), not suitable (T6, T651, T6510, T6511)

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Metal