Profile: Nipples, Elbows and Couplings, Inc. manufactures stainless, black, galvanized & zinc-electroplated nipples, running thread pipe and all EMT, IMC & aluminum elbows. We provide in house coating services. PVC coating includes cable tray, strut & fittings, explosion-proof electrical enclosures and almost any steel or aluminum part. We cater to electro-static fusion bond powder coating with epoxies, poly-urethanes, and special hybrid powders.