(3) performing a low-pressure air test on a new pipeline before placing it into service; or testing a pipeline already in service for leaks. There are two pipe plug options to choose from. Mechanical ...

Prior to placing newly installed natural gas piping and valves in service, systems must be properly cleaned to remove potentially damaging foreign material that is inherently left behind during ...

The increased growth in the development and use of plastic pipes for oil pipelines, gas and water distribution, and ducting for telephone and electrical cables, etc. has created a need for a vast ...