This portion discusses fittings principally Employed in pressurized piping methods, even though There's some overlap with fittings for reduced-tension or non-pressurized systems. Specialised fittings for that latter setups are discussed in another significant subsection. Adapter[edit] Extended radius pipeline bends are Utilized in fluid transportation line which required pigging. Due to http://zanehnpqn.mpeblog.com/11681584/the-smart-trick-of-valves-and-fittings-that-nobody-is-discussing