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VATAC Through ConduitGateValves are with Features as below: Available in Double Disc and Single Disc Design Size Range: 1/2" to 42" N. B. Pressure Classes: ANSI 150, 300, 600, 900, 1500, 2500 & 4500. End Connections: Flanged, Buttweld, Socket Weld, Hub Connectors, Compact Flange or other proprietary connections.Materials (Standard) Standard Constructions Cast Carbon Steel A216 Gr WCB Body and Bonnet. 13% chrome stem, gate and seats. Stem packing PTFE / graphite composite. Seating surfaces of gate and seats hard faced with tungsten carbide on request.Manufacturing to NACE MR-01-75 on request.Available also in low temperature steels, low alloy steels, stainless steels, duplex type stainless steels and other exotic materials. Various trim materials available to suit service conditions.Operation Manual, Electric, Hydrau-Pneumatic ActuatorDesign Codes API 6D, ANSI B16.34, ANSI 16.5, ASME VIII, API 6FA.Quality Assurance Accredited with ISO 9001 and API Q1 Quality Assurance Programmes.