Carbon Steel Cap, Carbon Steel Concentric Reducer, Sockolet manufacturer / supplier in China, offering High Quality Female Stainless Steel Pipe Fitting Thread Reducing Tee, A234 Wpb A330 Q235 Q345 Pipe Fitting Eccentric Reducer ASME B16.9 Carbon Steel/Stainless Steel Con/Ecc Butt Weld Welding Pipe Fitting Reducer, Stainless Steel Sanitary Vacuum Reducer with Adapter Union Conical Reducing Joint for Vacuum Pipe Fittings and so on.