ASTM-E1961 › Complete Document History
Standard Practice for Mechanized Ultrasonic Testing of Girth Welds Using Zonal Discrimination with Focused Search Units

Complete Current Edition:
   2016 R21 EDITION - REAPPROVED IN 2021 - Nov. 15, 2021

Obsolete Revision Information:
   2016 EDITION - Mechanized Ultrasonic Testing of Girth Welds Using Zonal Discrimination with Focused Search Units - June 15, 2016
   2011 EDITION - Mechanized Ultrasonic Testing of Girth Welds Using Zonal Dis - July 1, 2011
   2006 EDITION - Mechanized Ultrasonic Testing of Girth Welds Using Zonal Dis - Dec. 1, 2006
   1998 R03(E1) EDITION - EDITORIALLY CORRECTED - June 10, 2003
   1998 EDITION - Mechanized Ultrasonic Testing of Girth Welds Using Zonal Dis - July 10, 1998