WENZHOU AUH TRADING CO., LTD offer Pipe, Pipe Fitting, Tube Fittings, Flange, Valve in Carbon Steel, Stainless Steel and Alloy Steel materials. All products source from ISO 9001 Approval manufacturer / suppliers. We dedicate to offer quality products in one stop. Products cover a range of : Seamless Pipe, Weld Pipe, Elbow, Tee, Concentric Reducer, Eccentric Reducer, Cap, Stub end, Coupling, Half Coupling, Union, Weldolet, Sockolet, Threadolet, Boss, Insert, Connector, Instrument Tube Fittings, Needle Valve, Instrument Ball Valve, Instrument check valve, Slip On Flange, Weld Neck Flange, Socket Weld Flange, Blind Flange...... Looking forward to cooprate with you.