It’s been nine years since a heat exchanger burst at an oil refinery in Anacortes, WA, fatally injuring seven workers and bringing renewed attention to the risks of high-temperature hydrogen attack (HTHA).

Fast and reliable, PAUT technique has dramatically improved the probability of detection of defects inside a weld and became over the years a code compliant replacement solution to the radiographic testing. 

Nondestructive testing (NDT) provides the ability to monitor various aspects of material and product quality without compromising part integrity. Many NDT technologies can be applied to ensure proper manufacturing and functionality.