... of connecting pipe, valves and other equipment to form a pipe work System. Suitable for standard – ASA/ANSI (USA), PN/DIN( ... API, AWWA,, MSS, NF in various materialFlange for pipe work system is providing easy access for cleaning, inspection, or modification . Flanges ... export to America, Canada, Germany, Spain,nertherland ,Russia, Italy ,U.A,E, Malaysia , Japan, South Korea and Taiwan,so on.And ...