The evenmatched welding conditions in FCAW-G process were used in API 5L X80 steel. In this study, two joint geometries (bevel 25° and 35°) with different process parameters were used. Each type of ...

A welding test is a critical component of quality assurance. It ensures that welded joints meet structural integrity, performance, and safety requirements. Inspectors evaluate welds based on ...

HII has confirmed rework issues associated the building of SSN 798. (Janes/Michael Fabey) The welding issues that HII had reported to the US Navy (USN) at the company's Newport News Shipbuilding yard ...

THE PENTAGON – The House Armed Services Committee is investigating substandard welding on submarines and aircraft carriers at Newport News Shipbuilding, the committee announced on Friday. Following a ...

In my last blog, I analyzed welding procedure specifications (WPSs). In this installment, I thought it might be time to address a specific part of the whole WPS—essential variables. Essential ...

Ultrasonic welding has long been a proven process for welding plastics and nonferrous metals. There are two techniques for ultrasonic welding, longitudinal and torsional, which differ based on how ...

Abstract: Industry 4.0, the scheme that drives the fourth industrial revolution, has been, since its conception, reshaping the manufacturing industry. To advance current industrial chains into the ...

Editor’s Note: On Sept. 20, Jason Becker, host of the Arc Junkies Podcast, recorded an episode titled “WPS, PQR, WPQR, and other acronyms,” with Lincoln Electric Charlie Cross, welding technical ...

Abstract: Specification and test procedures for a single-axis interferometric fiber optic gyro (IFOG) for use as a sensor in attitude control systems, angular displacement measuring systems, and ...

Welding creates problems for fleet managers because construction equipment does not fall into a neat category. A welder cannot qualify a hard-facing procedure to a structural steel welding code, for ...