ASTM-A939 › Complete Document History
Standard Practice for Ultrasonic Examination from Bored Surfaces of Cylindrical Forgings
Obsolete Revision Information: |
WITHDRAWN - WITHDRAWN WITHOUT SUPERSEDING DOCUMENT - May 7, 2021
2015 R20 EDITION - REAPPROVED IN 2020 - March 18, 2020
2015 EDITION - Ultrasonic Examination from Bored Surfaces of Cylindrical Forgings - May 1, 2015
2012 EDITION - Ultrasonic Examination from Bored Surfaces of Cylindrical Fo - Dec. 1, 2012
2007 R12 EDITION - REAPPROVED IN 2012 - May 15, 2012
2007 EDITION - Ultrasonic Examination from Bored Surfaces of Cylindrical Fo - May 1, 2007
1996 R06 EDITION - REAPPROVED IN 2006 - March 1, 2006
1996 EDITION - Ultrasonic Examination from Bored Surfaces of Cylindrical Fo - Sept. 10, 1996
1996 R01 EDITION - REAPPROVED IN 2001 - Sept. 10, 1996
1995 EDITION - Ultrasonic Examination from Bored Surfaces of Cylindrical Fo - July 15, 1995
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