Laboratory accreditation of phased array ultrasonic testing competence

A brief analysis is made on the current laboratory accreditation situation for the competence of PAUT in China. A detailed comparison is made of the requirements for personnel in relevant standards for phased array ultrasonic testing at home and abroad. Based on the understanding of special aspects of PAUT and the situation of its application in China,some special requirements on personnel, equipment and control of technique for the laboratory accreditation of PAUT competence are suggested.