This could certainly compromise the strength and integrity from the joint. To stop porosity, take out the zinc coating inside the weld region. Position a coupling bolt on each bolt gap and tighten the coupling bolts utilizing a wrench or socket wrench. Ensure to tighten the bolts evenly. Whatsoever your https://www.malleableiron-pipefitting.com/industry-knowledge/how-to-connect-non-threaded-galvanized-pipes.html