Tag: welding
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New NCPWB Technical Bulletin Explores Microbiologically Influenced Corrosion (MIC)
The National Certified Pipe Welding Bureau (NCPWB) has released a new Technical Bulletin to explore what contractors need to know about Microbiologically Influenced Corrosion (MIC). The bulletin explains what MIC is, and how it can impact a contractor’s bottom line.
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New NCPWB Technical Bulletin Explores Purge to Protect Stainless-Steel Pipe Welds
The National Certified Pipe Welding Bureau (NCPWB) has released a new Technical Bulletin to answer member questions about the use of backing flux in lieu of purging when making welds on stainless steel or other corrosion resistant materials. The bulletin describes an experiment conducted by NCPWB Consultant Walter Sperko where he had a colleague make…
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New NCPWB Technical Bulletin Explores Welding Backings
The National Certified Pipe Welding Bureau (NCPWB) has released a new Technical Bulletin explaining the term “backing” that appears in Welding Procedure Specifications (WPSs) or welder qualification records. The bulletin explores what welding backings are, when they must be used and when they are optional.