Model helps prevent failures from pressure-induced fatigue

08/07/2000
HYDROSTATIC TESTING-ConclusionLiquid pipeline service failures have occurred because of pressure-cycle-induced fatigue crack growth of defects.1 Our own familiarity with this phenomenon suggests that it may be more common than the public record reveals.Such failures have also been prevented, however, by preemptive responses by pipeline operators worldwide.This final of two articles on hydrostatic testing presents a technique that has assisted operators in addressing and controlling pressure-cycle-induced fatigue crack growth.Part 1 of this series (OGJ, July 31, 2000, p. 54) presented findings related to the use of hydrostatic testing to verify pipeline integrity.Crack growthAs constructed...
read-story

Why Register?

Non-subscribers can only view whitepapers by providing name, home and email address, phone number and other information and comment on/rate articles.

Why Subscribe?

Oil & Gas Journal subscribers with login credentials can access these premium features of OGJ Online:

  • Current Issue – an html version of the current week's issue of Oil & Gas Journal.
  • Past Issues – An Electronic OGJ Archive. A keyword-searchable archive of all issues of Oil & Gas Journal dating back to 1990; also searchable by issue date.
  • Market Journal – a weekly round-up of the oil and gas markets, with observations from leading analysts.
  • Editor's Perspective – a short article of insight and opinion by the Editor of Oil & Gas Journal.
  • OGJ Industry Stats – quick access to current industry statistics from Oil & Gas Journal.
  • OGJ Survey Downloads - quick access to exclusive reports from Oil & Gas Journal.

 

Subscriber Help or Subscribe

Oil & Gas Journal Subscribers: Have your subscription number (from the mailing label on the cover of your Oil & Gas Journal) and e-mail address ready to set up your online account through Customer Service Assistant.

If you're not an Oil & Gas Journal subscriber, start a subscription and gain access to the subscriber areas of OGJ Online now.

Stay Connected