We are required by the Tennessee Gas Accossiation to be certified every year. Our testing is to be done on four inch IPS pipe, two inch IPS, and what we call a '' no blow, '' on two inch pipe. You and others may know this, but our testing consist of welding the pipe with three passes, then cutting o...

Hello everybody, my name is Joe. Im from Tennessee, and work for a natural gas utility. I joined this forum to get tips and techniques from others who weld on gas line, if anybody here does. Every year employees must certify through a company called world testing, in order to weld on gas pipe. My fi...