Which aluminium is the strongest?

Strong: Titanal
Tensile strength: 700MPa* Austrian manufacturer AMAG revolutionised skis with this super-strong alloy’s combination of low weight and high torsion.

 
Stronger: Weldalite
Tensile strength: 710-720MPa* Developed by Lockheed Martin, Weldalite is a weldable aluminium-lithium alloy widely used in aircraft.

 
Strongest: Kobe’s alloy
Tensile strength: 780MPa* In 2007, Japanese firm Kobe Steel announced a new unnamed aluminium alloy, fortified with zinc, magnesium and copper.

*Megapascal – a unit of measurement of compressive or tensile strength