October 2019, Vol. 246, No. 10

Integrity Management

Improving Data Loss During In-Line Inspections

By Ahmad Al Saif, Engineer, Saudi Aramco, Pipelines Department Using ILI technology to inspect hydrocarbon pipelines to revalidate the integrity of pipelines has been a common practice for many years.  Although there are other inspection methods, such as direct assessment or hydrostatic testing, ILIs are the most popular worldwide due to number of factors, including practicality, cost-effectiveness and accuracy. Pipelines need to be periodically inspected to detect and measure any potential threat that might affect their integrity. Integrity threats can be divided into three main categories: metal loss due to corrosion, cracks and geometry damages. Cracks are usually associated with high

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