The world leader in pressure equipment life extension

WSI, an Avail Infrastructure Solutions company, is the worldwide leader in developing and delivering specialized installation and maintenance solutions through automated welding, weld cladding, and weld overlay technologies that extend the life and maximize the value of assets throughout the energy industry.

Optifuse. Overlay Reimagined.

WSI has reimagined weld overlay by tailoring our newest technologies to serve the current needs of pressure vessel owners. Optifuse™ is a suite of enhanced technologies that deliver higher productivity, improved integrity, and a better site experience.
Read our featured story to learn more about Optifuse, or email

Higher ROI, lower risk 

As the largest and most experienced provider of component critical installation, repair, and life extension services, WSI has delivered structural weld overlay, weld cladding, and automated welding solutions to address planned and emergency response solutions to many of the largest international companies in the energy industry. WSI can improve your unit return-on-investment, while safely reducing risk and improving equipment availability and performance.

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