Product Name: 3-1/16'' 10000psi Positive Throttle Valve API 6A Transport Package: Plywood Box Specification: 3-1/16 Inch Origin: China Product Description General DescriptionPositive Choke Valve is ideally suited for a broad range of choke applications, including wellhead equipment, choke line and other high-pressure pipelines. Stem seal design covers a full range of pressure, temperatures, and fluids encountered in wellhead and manifold service;SpecificationsDesign & Manufacture:API SPC 6AConnection: Flanged, Threaded or Union ConnectedNominal Diameter: 2-1/16'' ~4-1/16''Working Pressure: 2000~15000psiMaterial grade: AA, BB, CC, DD, EE, FF, HHDimension Tableabout TAVALInspection