Product Name: 4-1/16 Inch 3000 Psi Positive Choke Valve Flanged End API 6A Transport Package: Plywood Box Specification: 4-1/16 Inch Origin: China Product Description General DescriptionFor positive choke valve, its flow section area will be changed by using choke beans of different sizes which have to be operated by a special tool, to control the flow.Each positive choke valve body with pressure relief equipment for safety and ease of pressure-controlling parts replacement on the pipeline.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 TAVALTeam