Welder Q&A

Q: What are the key differences in technique and preparation when welding high-pressure pipe vs. structural tubing? Also, how do I ensure code compliance while welding high-pressure pipe?

A: The major difference between pressure piping and structural tubing lies in the essential variables set by codes/standards and contract documents to produce an acceptable weld. These variables include specifics about process, base metal, filler metal, thermal conditions, joint..