This may compromise the toughness and integrity with the joint. To stop porosity, take away the zinc coating in the weld location. Normally, a galvanized pipe will have threading on Every single finish. But How will you connect a single without having threads? The most typical solution to connect a https://www.malleableiron-pipefitting.com/industry-knowledge/how-to-connect-non-threaded-galvanized-pipes.html