Friction stir welding of titanium

It’s welding, but not as we know it.

Only a bare sliver of glowing metal is visible during this ‘friction stir welding’. The result is a more robust titanium propellant tank produced more rapidly and cheaply than with traditional welding. See more at http://www.esa.int/spaceinimages/Images/2016/11/Friction_stir_welding_of_titanium

Friction stir welding of titanium

It’s welding, but not as we know it.Only a bare sliver of glowing metal is visible during this ‘friction stir welding’. The result is a more robust titanium propellant tank produced more rapidly and cheaply than with traditional welding.A rotating tool heats and softens the metal before m…