flush-joint casing

flush-joint casing

[¦fləsh ¦jȯint ′kās·iŋ]
(petroleum engineering)
Lengths of casing that when connected end to end form a smooth joint flush with the outer diameter of the remainder of the section length.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.