This is Vivian from Hebei Haiyuan Pipe Fittings Co., Ltd specializes in manufacturing Seamless Pipe, Steel Butt Weld Fittings and Forged Flanges, which are widely used in the field of water, oil, gas and chemical industries. We are regularly Selling: butt weld fittings, elbow, pipe fittings, forged flanges, stub end, reducer, equal tee, sweepolet saddle, concentric reducer. steelfittings[at]live[dot]com