ASNT/ANSI - CP 189 (2001)
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This American National Standard builds upon the success of Recommended Practice No. SNT-TC-1A by providing comprehensive minimum requirements for personnel certification. Included are requirements for NDT instructors and employer certification of Level I, II, and III personnel, and a requirement for the ASNT NDT Level III certification of Level III personnel. Now includes requirements for thermal/infrared testing. This standard has been approved by the American National Standards Institute (ANSI).