ST ball valve is divided into floating ball valve and trunnion mounted ball valve, the matrix material is mainly carbon steel, stainless steel, duplex steel, aluminum bronze.There are soft seals and metal hard seals;Three types of body construction: flange, top and all welded.
Widely used in petroleum, long pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, steel and other fields, suitable for a variety of corrosive and non-corrosive media, can be used to transport water, steam, oil, natural gas, nitric acid oxidation medium, urea, etc.