The valve seat on the other hand is made of two pieces. Jan 09, 2018 the definitions of double block and bleed dbb and double isolation and bleed dib differ between sources in the oil and gas industry. Choose watts for all your ball valve needs boasting a full line of topquality ball valves for commercial, residential, and industrial applications, the watts ball valve product line includes. Side load generated by the pressure acting on the ball is absorbed by bearings. Made from high quality 316 stainless steel and with pressure ratings up to 2000psi 1 and below. Perar high pressure ball valve with pnuematic actuator. Pneumatic type ta for detailed specifications, see. The asschneider 2 valve manifolds, as standard, are rated to 420 bar 6,092 psi. When the hole in the ball is orientated in the same direction as the pipe, this will result in full flowrate.
Perar website floating ball valves standard model fc. The grabcad library offers millions of free cad designs, cad files, and 3d models. Velan trunnionmounted ball valve design features trunnionmounted ball the ball is fixed and the seat rings are floating, free to move along the valve axis. Carbon steel valves are phosphate coated for corrosion resistance this design comes with flanges that conform to the asme b16. Borsig valvetech gmbh offers maintenance, repairs and conversions as well as the production of spare parts for ball valves. Out with risky valve selection techniques until now, selecting the right control valve for your application carried significant risk and everincreasing. When assured valve shut off and absolute isolation are required, dafram provides double block and bleed valves that consist of two main inline isolation valves and a bleed valve, used to drain or vent trapped fluid between the two obturators. Perar trunnion ball valves are provided with antiblow out stem in accordance with the.
Flowserve control valve products best suited to your applications and service conditions. A trunnion mounted valve means that the ball is constrained by bearings and is only allowed to rotate, the majority of the hydraulic load is supported by. Perar italy ball valves ubsco united business system co. Get free 2day shipping on qualified ips pe x ips pe, 2, ball valves products or buy plumbing department products today with buy online pick up in store. Scribd is the worlds largest social reading and publishing site. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users.
However, to overcome the needs of our customers on short delivery, a joint venture company has been set up with the name of the valve alliance. Do not use actuator lifting lugs to handle the valve actuator assembly. Top entry, split body and fully welded, ranges from manual, motor operated, emergency shut down, blow down, riser, metal seated. Perar trunnion ball valves free download as pdf file. Three pieces side entry design with trunnion mounted or support plate configuration. Perar test its metal seated valves in accordance to the most stringent procedures i. Differences in definitions and terms are important when it comes to which valve capability to use in what type of system. The valve guard, poppets, springs and wear shims are conventional. With a range of construction options including floating ball, trunnion mounted both side and top entry, metal seated, subsea, cryogenic, bolted as well as fully welded, the ac valve alliances comprehensive stock of perar ball valves forms a large part of one of europes largest stocking facilities. The new concept for the sealing area has significant advantages concerning maintenance. Perar design features compact ball valves valve stem retained by a shoulder on the body. Perar model trunnion bolted body ball valves yumpu. The valve has threaded end closures that accommodates the end flange connection to mount directly to the valve body, securing the compact design without loss of pressure. The series 370 metal seated industrial ball valve is available in sizes 14 4 with flanged or npt threaded connection ends.
Api spec 6d ball valves, trunnion supported ball, forged steel, welded body construction, double piston seats sealing system, antistatic device, antiblow out proof stem, block and bleed, venting and drain fittings, self lubricating stem and trunnion bearings to assure low operating torque throughout entire valve life. Perar s core business remains the supply of manual actuated ball valves to large projects. The trunnion ball valve is a form of quarterturn valve which uses a. We use cookies so that we can offer you the best possible website experience. Our new workshop in leegebruch expands our valve service portfolio significantly. All the above dimensions and weights could be subjected to changes by perar spa without any notification. Lubricated mrc global is a leading distributor of plug valves to the energy and industrial markets. Perar trunnion side entry top entry ball valves 20.
This includes cookies which are necessary for the operation of the website and to manage our corporate commercial objectives, as well as other cookies which are used solely for anonymous statistical purposes, for more comfortable website settings, or for the display of personalised content. They feature a bottomloaded blowoutproof stem, virgin ptfe seats, thrust washer, adjustable packing gland, stem packing nut, chromeplated. Plug valves are named for the coneshaped, pluglike device that controls the flow of fluid through the valve. Perar italy ball valves ubsco united business system.
Perar trunnion mounted ball valves intended for dirty, sandy or high temperature services are designed with metaltometal sealing between the ball and the seat rings. Face to face and end to end dimensions according to api 6d and asme. They are manufactured in a wide range of sizes and pressure. This international standard is not applicable to subsea pipeline valves, as they are covered by a separate. These parts are hardfaced using different coatings, such as tungsten or chromium carbides, depending on process type. Valve top works drawings technical info crp corrosion.
Compact trunnion mounted side entry ball valves perar. German valves are most expensive you can try actuator from remote control, sweden which is regular supplier to ongc and ball valve from so many indian companies audco, bdk, flowchem,virgo etc. The valve cw a pneumatic actuator is then operated for up to openclose cycles. Direct flange ball valve khzf3 khzf6 up to dn50 pn420 79 iso 6164 flanged ball valves khf dn 80 up to pn400 81 32 way ball valves khb3k up to dn50 up to pn500 85 changeover. Api spec 6d ball valves trunnion supported ball, forged steel, 3 pieces split body side entry, metal to metal or soft seated sealing design self relieving spring loaded seats or double piston effect sealing system, antistatic device. Split body side entry ball valves environmental expert. According to the users indication of medium, pressure, temperature and other details the manufacturer selects the material of the housing, the seats and the seals of the ball valve requirement speci. On this page you can download valve top works drawings giving details of the stem and mounting arrangements allowing actuator maounting brackets to be designed. Borsig leading technology for innovative solutions valves. Pm sourcing can obtain and work in a collaborative partnership to pledge successful material delivery. Bvaa representing the british valve and actuator industry. Perar has built an internal loop for testing metal seated valves, where high content of sand is injected into the system at high pressure.
Perar ball valves, well known worldwide for their reliability and quality, are the result of continuous research and development efforts to improve technological and production activities. Let our team utilize inventory andor locate the material for your day to day project needs, resulting in reduced man hours and overall project savings. They are manufactured in a wide range of sizes and pressure classes typically from forgings. Installation, operation and maintenance manual for power ball valves warning. At low pressure the seat sealing action is achieved by the thrust of the springs acting on the seat rings.
In just seconds, you get the answers you need to ensure you make the right choice. Balon corporation manufacturer of floating ball valves. Ball valves ball valves, as the name implies, have a ball with a hole drilled through the centre swivel mounted within the valve body. Main design characteristics and attributes of perar sub sea ball valves are generally the same for. Asschneider 2 valve integral manifolds coplanar tm style are designed for direct mounting to rosemount 20551 coplanar tm pressure transmitters. Video grove b5 sideentry ball valve manufactured in a wide range of diameters and pressure classes. Dec 08, 2012 the computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Please note that dimensions are preliminary and confirmation from perar. Perar trunnion ball valves valve pipe fluid conveyance. Perar recommend fully welded body construction to prevent potential leakage from the. Perar api 6d and bs 5351 floating ball valves, fire safe according to bs 6755 part.
Trunnion ball valve description product features the trunnion ball valve is a form of quarterturn valve which uses a hollow, perforated and fixedsupported ball to control flow through it. All the above dimensions and weights could be subjected to changes by perar spa without. Entry ball valves represent the basic design standard. Globe valve, gate valve, plug valve from mrc global.
The innovative design of the valve head units gives long service life and a smooth, lowtorque operation. Grove b5 sideentry ball valve schlumberger products. You benefit from our many years of experience in ball valve fittings with diameters from 25 to 2,600 mm dn 1 104. Bfe reserves the right to change designs, dimensions or specifications w ithout notice. These parts are hardfaced using different coatings, such as tungsten or chromium carbides, depending on process. The valve alliance, based in leicester uk, stocks trunnion.
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