Lucrative Business of Ductile Iron Pipe Fittings. Profitable Industry for New Startup.
In pipe systems, a fitting or adapter is used to join straight lengths of pipe or tube, adapt to different sizes or forms, and regulate (or measure) fluid flow, among other things. These fittings are used in plumbing to control the flow of water, gas, or liquid waste in a system of pipes or tubes in a household or commercial setting.