ASME Code, TEMA and API Facts

Non-Destructive Testing Methods: Liquid penetrant testing (PT)

Posted on June 11, 2021

Like magnetic particle testing, this is a surface-only inspection method that can find imperfections such as cracks, surface porosity, seams, laps, etc. Unlike MT, it can be used on magnetic…

Non-Destructive Testing Methods: Eddy Current Testing

Posted on May 6, 2021

Eddy current testing (ECT) is a procedure commonly used to inspect heat exchanger and boiler tubing. This method uses the principals of electromagnetic induction to detect flaws or wall loss…

Non-Destructive Testing Methods: Ultrasonic Testing – Part 2

Posted on April 8, 2021

We previously discussed how straight beam ultrasonic testing (UT) can be used for inspection and thickness measurement of plates and other flat objects. Welds cannot usually be inspected with straight…

Non-Destructive Testing Methods: Ultrasonic Testing – Part 1

Posted on March 9, 2021

Ultrasonic Testing (UT) is a volumetric testing method that can detect flaws inside a material without them being open to the surface. Several different forms of UT are commonly used,…

The API-510 Pressure Vessel Inspection Code

Posted on February 10, 2021

The ASME Section VIII pressure vessel code covers design and fabrication of new equipment. Once a vessel is installed and placed into service, it no longer governs. The American Petroleum…

Designing for Vessel Contents

Posted on December 10, 2020

Designing a pressure vessel to hold the required internal pressure is just a start. The designer must also account for all other expected loads on the vessel. One important design consideration…