On site, a sri tandem ball valve can replace a single ball valve without modification of the pipe meaning two ball valves instead of only one. Master valves high quality valves are trusted for toughest services including gas processing, drilling, production, transmission, storage, subsea deep water, and. Design and manufacturing api 6d, api 6a, asme b 16. Api 6a 17d subsea ball valves 2 5000psi hyperbaric test chamber for subsea valves gwc italia proven technology for individual valve solutions worldwide. Series 60 screwed end body style ball check valves design features, dimensional data, material pressure ratings, flow coefficients. Proven technology for individual valve solutions worldwide. We encourage you to follow recommendations in this booklet to attain the best possible service from our product, which is designed and proven to offer the service one can expect of a quality product. Forged valves forged pressure seal valves api 6a valves cast steel valves trunnion mounted ball valves. Vatac offers a broad line of the most dependable cast and forged ball valves for wellhead systems. Cameron designs and manufactures various types of api spec 6a technologies suitable for the demanding environments of onshore and offshore drilling and production, including largebore completions. Included, the ball valve design includes an electric conductive connection between the internal parts of the ball valve and the body, providing the antistatic function.
Scv valve trunnion ball valve brochure 6a protected 031715. Ball valves c1 c2 the trunnion ball valve is a form of quarterturn valve which uses a hollow, perforated and fixed. New product introduced with api specification 6a 21. Api 6d th specification for pipeline and piping valves, 24 ed api 6a specification for wellhead and christmas tree equipment note. Gwc italia proven technology for individual valve solutions worldwide 6 valve trim chart nonnace trims nace trims api material class service trim corrosive available api temperature body bonnet gate seats stem bonnet seal ring studs nuts packing 1. Eligible psls comments american petroleum institute. Components constructed of various alloys and coatings for severe service applications. From ball valves for onshore and topside applications to subsea valves performing in the harsh environments of the deepest offshore waters, butech leads the industry in performance, safety, and reliability. Vatac complete range forged body ball valves are available from size 1 16 thru 58, ratings up to 15,000psi. Finite element analysis is just one of many design verification. Ball valve standards ball valves are mainly designed to conform api 6d specification for pipeline valves and ansi b16. The company is driven by constant innovation to increase its existing range of products. All seats are retained in metal holders which are springloaded against the ball for low pressure. Starline manufactures a complete line of ball valves in according to api 6a.
Bfe double block and bleed valves provide the reduction of potential leak points. Api 6a slab gate valves are normally preferred with insidescrew. Made of forged steel to ensure uniform fine grain structure and toughness, they can be specified in. G6d024 this specification defines the requirements for the design, manufacturing, assembly, testing, and documentation of ball, check, gate, and plug valves. Gwc italia proven technology for individual valve solutions worldwide 4 valve trim chart nonnace trims nace trims api material class service trim corrosive available api temperature body bonnet gate seats stem bonnet seal ring studs nuts packing 1. Piping codes, valve standards and ball valve selection. Ball valves safely and effectively manage these demands. Cameron fully welded ball valves satisfy asmeansi 150 to 2500 pn 20 to pn 420 and api 2000 to 5000 standards.
Issued by american petroleum institute to apply on gate valves, plug valves, ball valves and check valves manufactured in accordance with api 6d specification. Modular double block and bleed valves two ball and a needle system according to api 6a are available on request. Our api 6a valves are available in an extensive range of designs, materials, sizes and pressure classes and are in full conformance with api and nace specifications. The corporate office and manufacturing facility is located in santa fe springs, california. Cameron fully welded ball valves control associates. Mss sp72 ball valves with flanged or buttwelding ends for general service api 608 metal ball valves flanged, threaded and welding ends. Api 6a safety shutdown valves api specification 6a license number 6a 0104. Api 6a gate valves valves for wellhead, manifold, distribution. Onoff service valve, trunnion mountedsupported, topentry, cast body, one piece boltedbonnet constructions, floating seats energized by springs, full or reduced bore, bidirectional. Api 6a global supply line valve stockist suppliers. Velan has sales offices and distributors located worldwide. With features of double block and bleed capabilities, secondary sealant injections, and spring energized self relieving seats. Api 6a valves need to function in harsh environmental conditions where controlling the flow of volatile liquids and gases is critical. Trunnion mount ball valves our trunnion mount valves are wellsuited to upstream applications with higher pressure levels, or those handling coarser, lessrefined media.
As a api certified valve manufacturer, we carry a variety of pipeline and wellhead valves for your facility or distribution company. Velan has been manufacturing ball valves for the oil and gas industries for over twenty years and has held api 6d approval since 1993. Former product surface and underwater safety valves has been split based on type of safety valve boarding shutdown valves. Maverick manufactures a complete line of quality api 6a products such as valves, spools, casing heads, xmas trees and can provide the exact valves and actuators to meet the most demanding application requirements our api 6a products are available in an extensive range of designs, materials, sizes and pressure classes and are in full conformance with api and nace specifications. Dafram subsea valve solutions dafram subsea trunnion mounted ball valves figures are defined by the following table.
Dafram trunnion mounted ball valves are built as standard in accordance with the design requirements of api 6a 17d, api 6dss and, upon request, b16. The range contains both soft, metal or composite seats that can be configured with single or double piston effect to provide. Sri tandem ball valve is constituted by two balls, like the double block and bleed ball valve, but the facetoface dimension is in accordance with asme b16. The establishment of velan srl, a new operation in mezzago, italy, brings. Uncompromising commitment to high quality and reliable. Kf valves kf series tte ball valves this top entry valve with a onepiece trunnion supported ball conforms to api speci. Our tvc valves range from the api 6a gate valve handwheel operated, ball screw, pneumatic or hydraulic actuated and resilient seated butterfly valve to our api 6d trunnionmounted ball valve, floating ball, threaded ball, rack and pinion actuation. Automatic cavity relief to prevent overpressure in body cavity selfrelieving seats sealing. Any mistake could result in toxic media escaping into the atmosphere, the ground, or a water supply. Valves fitting a wide range of land and offshore applications. Valves follows api 6dss and api 6a requirements, plus additional design considerations added by gwc italia and its customers. Global valve and controls trunnion ball valves, double. Ktm virgo series valves are available in various configurations to provide unsurpassed performance in all your applications. Api temperature ratings x and y require working pressure of valve to be derated as per api 6a annex g.
652 154 1039 633 763 1519 1510 1070 1206 189 1480 371 1104 1086 1185 1383 1151 401 407 1287 233 1210 1159 183 1412 1008 1538 811 1174 77 1459 900 1367 1457 1144 1558 780 955 612 550 1441 707 154 412 1132