ISO 25239-3:2011 Preview
Friction stir welding -- Aluminium -- Part 3: Qualification of welding operators
ISO 25239:2011 specifies requirements for the qualification of welding operators for the friction stir welding (FSW) of aluminium. In ISO 25239:2011, the term "aluminium" refers to aluminium and its alloys.
ISO 25239:2011 does not apply to friction stir spot welding.