Welding is the effortless and easiest method to join part of pipe. The need for difficult joint designs and particular threading equipment is remove. Welded pipe has summary flow limitations compared to me- chemical relations and the overall installation costs are less. The most admired method for welding pipe is the protected metal-arc process; however, gas defended arc methods have made big inroads as a result of new move forward in welding technology.

Pipe welding has turned into documented as a profession in itself. Even though many of the skills are com- fable to other types of welding, pipe welders expand skills that are unique only to pipe welding. While of the risky materials that most pipelines hold, pipe welders are requisite to pass specific tests before they can be specialized.