Standard Test Method for
Nondestructive Measurement of Film Thickness of Pipeline
Coatings on Steel1
This standard is issued under the fixed designation G 12; the number immediately following the designation indicates the year of original
adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript
epsilon (e) indicates an editorial change since the last revision or reapproval.
clic below Astm G 12 – 83 (Reapproved 1998) pdf free download