Seamless elbow pipe fittings for a turn at. All fittings in piping systems and more in use, the largest proportion, about 80%. Typically, the thickness of the goods of different materials to select a different bend forming process. Currently. Manufacturers commonly seamless elbow push hot forming process, stamping, extrusion, etc. raw rolled seamless pipe elbow is round tube, tube embryos to go through cutting the growth of the cutting machine is about one meter blank, and sent to the furnace heating the conveyor belt. The billet is fed in the heating furnace, a temperature of about 1200 degrees Celsius. Furnace temperature control is a key issue. After the round tube came out to go through the pressure punching machine wear empty. Generally more common punch is tapered roller punching machine, punching machine such high production efficiency, product quality, perforated expanding capacity, can be worn a variety of pipe fittings. After perforation, round tube has been three-roll rolling, rolling or extrusion. To take off the tube after extrusion sizing. Sizing machine rotating at high speed into the embryo through a tapered drill steel perforated to form the tube. Hebei LUCKY pipe manufacturing company specializing in the production of seamless elbow Stainless steel. Carbon steel. And various types of material specifications large distribution companies. Our long-term business with major steel mills to establish a long-term stable business partnership. Our company will be the best quality service, the most preferential prices return of old and new customers, we warmly welcome to call / messenger information, negotiate! Always waiting for you to visit us! The company "never satisfied, aims to go beyond the entrepreneurial spirit, innovative new economic ideas continue to create new glories. With satisfactory service to reward new and old customers.