... valves and other equipment to form a pipe work System. Suitable for standard – ASA/ANSI (USA), PN ... AWWA,, MSS, NF in various materialFlange for pipe work system is providing easy access for cleaning, inspection, or ... application flanges and forging parts that according to the customer's requirement.Packaging Detail:Wooden box , ... customers request. Where can I buy the high quality flange?Ring Flange