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Strength in numbers

Aluminium Alloy   |   DTD

DTD5014A T6 Bar

Commercial2618A

Aluminium alloy DTD5014A – 2618A is a high strength alloy available mainly in the form of extruded bar and also extruded sections. Note that the standard specifying DTD5014A has been cancelled.


Chemical Composition

Chemical Element % Present
Aluminium (Al) balance
Other (Each) 0.05 max
Zinc (Zn) 0.15 max
Others (Total) 0.15 max
Titanium (Ti) 0.2 max
Manganese (Mn) 0.25 max
Silicon (Si) 0.15 - 0.25
Titanium + Zirconium (Ti+Zr) 0.25 max
Iron (Fe) 0.9 - 1.4
Nickel (Ni) 0.8 - 1.4
Magnesium (Mg) 1.2 - 1.8
Lithium (Li) 1.2 - 1.8
Copper (Cu) 1.8 - 2.7

Alloy Designations

Aluminium alloy DTD5014A has similarities to the following standard designations and specifications:

2618A

2618


Temper Types

The most common temper for DTD5014A – 2618A aluminium is T6

  • T6

Supplied Forms

Solution heat-treated and water quenched Precipitation heat-treated and air cooled

  • Bar
  • Extrusions

Mechanical Properties

Diameter (mm) Proof Strength Tensile Strength Elongation
Up to & incl. 10 320 Min 400 Min 5% Min
Over 10 up to & incl. 100 340 Min 420 Min 7% Min