NON-DESTRUCTIVE TESTING OF STEEL TUBES. PART 5: AUTOMATIC FULL PERIPHERAL MAGNETIC TRANSDUCER/FLUX LEAKAGE TESTING OF SEAMLESS AND WELDED (EXCEPT SUMERGED ARC WELDED) FERROMAGNETIC STEEL TUBES FOR THE DETECTION OF LONGITUDINAL IMPERFECTIONS.
钢管的无损检测 第5部分:用于检测纵向缺陷的无缝和焊接(埋弧焊除外)铁磁钢管的自动全周边磁传感器/漏磁检测