Shanghai ATT Pipe Fitting Manufacturing Co.,Ltd is leading professional manufacturer and exporter of stainless steel/carbon steel/alloy steel pipe fittings, elbows,tees,cross, reducers,bends,flanges,pipes. with all kinds of different materials and standards of GB, ANSI,,ASME,AISI,API,UNI,GOAST,NF, JIS, DIN, BS, non-standard. All the pipe fittings,flanges,pipes&tubes are applied in many industries range,such as construction,oil&gas power plant / Power Generation,Refinery,Petrochemical,Marine & Offshore,shipyard ,Waste Water Treatment,Environmental Control,Incineration Plant Pharmaceutical and others.