AA 6063 T54 Aluminum Alloy – High Corrosion Resistance & Superior Finish

Aluminum AA 6063 is an architectural alloy that offers users a high resistance to corrosion and excellent finishing characteristics. Easy to extrude with fair machinability, AA 6063 can be both hot and cold formed and is commonly available as T6 temper as well as T4 temper.

Properties

General

Property	Value	Condition	Related Standards
Density	2.7 g/cm³	T54	AA Standards, ASTM B221

Mechanical

Property	Value	Condition	Related Standards	Comment
Elastic modulus	69.0 GPa	T54	AA Standards, ASTM B221
Plane-Strain Fracture Toughnes	22.0 - 35.0 MPa·√m			Typical for Wrought 6000 Series Aluminium
Poisson's ratio	0.33 [-]			Typical for Wrought 6000 Series Aluminium
Shear modulus	26.0 - 26.5 GPa			Typical for Wrought 6000 Series Aluminium
Tensile strength	225.0 MPa	T54	AA Standards, ASTM B221

Thermal

Property	Temperature	Value	Condition	Related Standards	Comment
Coefficient of thermal expansion	20 °C	2.3399999999999996e-05 1/K	T54	AA Standards, ASTM B221
	100 °C	2.3399999999999996e-05 1/K	T54	AA Standards, ASTM B221
Melting point		615.0 - 655.0 °C	T54	AA Standards, ASTM B221
Specific heat capacity		887.0 - 963.0 J/(kg·K)			Typical for Wrought 6000 Series Aluminium
Thermal conductivity		193.0 - 218.0 W/(m·K)	T54	AA Standards, ASTM B221

Electrical

Property	Value	Condition	Related Standards
Electrical conductivity	29000000.0 - 34000000.0 S/m	T54	AA Standards, ASTM B221
Electrical resistivity	2.94e-08 - 3.45e-08 Ω·m	T54	AA Standards, ASTM B221

Chemical properties

Property	Value	Condition	Related Standards
Chromium	0.1 %	T54	AA Standards, ASTM B221
Copper	0.1 %	T54	AA Standards, ASTM B221
Iron	0.35 %	T54	AA Standards, ASTM B221
Magnesium	0.45 - 0.9 %	T54	AA Standards, ASTM B221
Manganese	0.1 %	T54	AA Standards, ASTM B221
Silicon	0.2 - 0.6 %	T54	AA Standards, ASTM B221
Titanium	0.1 %	T54	AA Standards, ASTM B221
Zinc	0.1 %	T54	AA Standards, ASTM B221

Technological properties

Property
Brazing	general: possible with commercial processes and methods
Corrosion properties	Stress corrosion cracking: no damage during operation and laboratory tests, general: very good, without protection in industrial or seawater atmosphere
General machinability	General: poor (T1, T4), sufficient (T5, T452, T6, T83, T831, T832)
Workability	general (condition): acceptable (T1, T4, T5, T452), poor(T6, T83, T831, T832)

AA 2219 T852 Aluminum Alloy – High-Strength, Heat‑Tolerant Grade AA 7050 T7451: High‑Performance Heat‑Treatable Aluminium Alloy

Metal