Quality controllers with the qualifications for VT (visual testing), PT (dye penetrant testing) and UT (ultrasonic testing)
Welding supervision – EWE (European Welding Engineer)
Welding procedure qualifications in accordance with the European standard EN ISO 15614 and the American AWS D1.6
Welding procedure qualifications include basic material groups 1.1, 1.2, 5.1, 5.2, 8.1, 10.1 according to CR ISO TR 15608