Socket bend Socket bend is a pipe fitting for pipe turning. In ductile iron piping system used in the whole pipe, the largest proportion, about 80%. Usually, for different materials or wall thickness of the elbow to choose different forming process.The socket bend includes 90�°ã??45�°ã??22.5�°ã??11.25�°ã?? The ductile iron pipe Socket bend product has the characteristics of smooth and clean inside and outside surface, small physical size error, uniform wall thickness, fine metallographic structure, good mechanical performance and corrosion resistance, long service life, etc. Our company produces and sells various elbow products, including: S elbow, double disc 90�° elbow, socket 45�° elbow, socket 90�° elbow, etc., the product quality is reliable, the price is reasonable, by the user's consistent high praise, if you have the need, welcome to call our hotline, we will serve you wholeheartedly! The socket bend includes 90, 11.25 It is called tongmao ductile iron elbow.