UNE-EN 4678:2011 Aerospace series - Weldments and brazements for aerospace structures - Joints of metallic materials by laser beam welding - Quality of weldments (Endorsed by AENOR in September of 2011.)
2011UNE-EN 4678:2011 Aerospace series - Weldments and brazements for aerospace structures - Joints of metallic materials by laser beam welding - Quality of weldments (Endorsed by AENOR in September of 2011.)