TRINE Gate Valves offer dependable service in modern industrial, petrochemical, fertiliser, pharmaceutical, chemical, textile, power plants, & refineries. They are of solid wedge conforming to ASA-150, 300, 600, BS-10 Table E, IS:780 in C.C.S., C.S.S., F.C.S., F.S.S. & C.I. Construction in size ranging from 15mm to 300mm. Fine machined full bore & full opening of wedge eliminates pressure drop near to nil. Accurately machined wedge grooves allow easy movement of wedge through the body guides and hence cannot become detached from the stem while in service. Extra deep stuffing box ensures fluid tightness and long packing life. Back-seating arrangement facilitates replacement of gland packing under pressure.