Stainless Steel Flanges, Pipe Fittings, Ball Valves manufacturer / supplier in China, offering High-Quality Flanged Jacketed Insulated Sampling Valve for Water and Oil, Robust Jacketed Insulated Sampling Valve for Steam and Acetic Acid, Durable Stainless Steel Flanged Jacketed Insulated Sampling Valve for Various Mediums and so on.