October 2009 Vol. 236 No. 10

Features

Pipeline Hydro Test Pressure Determination

Hydrostatic testing has long been used to determine and verify pipeline integrity. Several types of information can be obtained through this verification process. However, it is essential to identify the limits of the test process and obtainable results. There are several types of flaws that can be detected by hydrostatic testing, such as: Existing flaws in the material, Stress Corrosion Cracking (SCC) and actual mechanical properties of the pipe, Active corrosion cells, and Localized hard spots that may cause failure in the presence of hydrogen. There are some other flaws that cannot be detected by hydrostatic testing. For example, the sub-critical material flaws cann

Log in to view this article.

Not Yet A Subscriber? Here are Your Options.

1) Start a FREE TRIAL SUBSCRIPTION and gain access to all articles in the current issue of Pipeline & Gas Journal magazine.

2) SUBSCRIBE to Pipeline & Gas Journal magazine in print or digital format and gain IMMEDIATE ACCESS to the current issue as well as to 3 articles from the PGJ archives per month. $199 for an annual subscription.

3) Start a FULL ACCESS PLAN SUBSCRIPTION and regain IMMEDIATE ACCESS to this article, the current issue, all past issues in the PGJ Archive, access to all special reports, special focus supplements and more. $1,395 for an annual subscription.  For information about group rates or multi-year terms, contact J'Nette Davis-Nichols at Jnette.Davis-Nichols@GulfEnergyInfo.com or +1 713.520.4426.

Comments

{{ error }}
{{ comment.comment.Name }} • {{ comment.timeAgo }}
{{ comment.comment.Text }}