... 3.standard:ANSI, ASTM A182, DIN, EN1092-1 stainless steel welding neck flangeGeneral Descriptionwe can manufactur and supply flanges as per ... UNI.Flanges are the connectors used in process piping to connect pipe to tees, elbows, valves, pumps and whatever other ... equipment may be necessary. Types: Flat Face Flanges, Slip On, Welding Neck, Blind, Threaded , etc. Water , Oil, Gas, Industrial Using ...