Grade Summary: This is one of the best known of high strength aluminium alloys. With excellent strength and fatigue resistance it is used to advantage on structures and parts where a good strength-to-weight ratio is desired. It can be subsequently hardened by artificial ageing.
Typical Applications: Aircraft structural components and parts for the transportation industry.
Available products: Round Bar, Square Bar, Rectangular Bar, Hexagonal Bar, Square Tube, Flat Sheet and Plate
Typical Chemical Analysis:
- * Cu – 3.80/4.90 *Si – .50 Max. *Fe – .50 Max. *Mn – .30/.90 Max. *Mg – 1.20/1.80 Max
- *Zn – .25 *Cr – .10 Max. *Ti – .15 Max. *Other- .15 Max. *Al-Remainder
Typical Mechanical Properties**:
Yield Point (PSI) 47,000
Elongation *** 20
Brinell Hardness 120
* Ranges shown are for .750″ size and under – Chemical Analysis will vary on each heat number
** All values are minimum values and are representative.
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