For trunnion mounted ball valve size nps 6 dn 150 and above, it comes with provisions for sealant injection on both the stem and seat while for sizes nps 5 dn 125 and below on body cavity. Close and open the valve to relieve any residual pressure that m service. The side load given by the pressure acting on the ball is absorbed by the bearings. By contrast, balons multiseal seats provide multiple sealing surfaces for fullrange sealing. At low pressure the sealing on the seats is obtained by the spring action on the seat rings. This unique sealing method allows for only 1 leakage path, making it well suited to higher pressure applications.
The tartarini trunnion mounted ball valve is a general purpose. In the standard design of trunnion mounted ball valves, each seat ring performs the single piston action. Contents product coding for kitz trunnion mounted ball valves 2 soft seated 2 metal seated 2 soft seated 3piece body trunnion mounted ball valves t60s series1 3 component drawing 4 design features 5 construction and materials 7 valve dimensions and operators 9 material example. Oswals trunnion mounted ball valve is the result of innovative engineering. Kitz carbon steel, low alloy steel, stainless steel and nickel based alloy.
Our products control, direct, and measure the flow of oil and gas as it is moved to refineries, petrochemical plants, and industrial centers for processing we provide valve products that are sold. This feature facilitates the installation of actuators to the valves. Asme class 150 valve dimensions, 2 to 16 in 50 to 400 mm 7. In trunnion mounted ball valve, the ball rotates without moving on the horizontal axis, where as seats are floating and free to move on the same axis. Vintrol series vf flanged end ball valves are designed and manufactured to.
Wkm dynaseal 370d4 trunnion mounted ball valves cameron. The lever position parallel to the line flow means the valve is open. 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. Designed, tested and manufactured to provide peak performance in your process. Nylon for lowpressure sealing, acetal for highpressure sealing. As a result of its inherent higher rangeability combined with its increased. Trunnion ball valve special features balon corporation. Seat features trunnion mounted ball valves are equipped with independent floating spring loaded seats in continuous contact with the ball such to grant an effective sealing even at low differential. New model trunnion mounted ball valve fire safe design 1. Sri profile 2 founded in marseille, france in 1978, sud robinetterie industrie, sri group, started out as a trading company servicing french oil and gas companies and becoming an expert in securing shutdowns in local refineries. Click pdf icon to view or download right click manual data. The key difference beteween a floating ball valve and a trunnion mounted ball valve is how each achieves a line seal.
Gwc italia spa with its headquarters in milan, italy fully designs, manufactures and markets valves with one of the most extensive trunnion mounted ball valve lines. However, all other scv valve api 6d products are built to this standard and can be 3rd party tested and certified upon request. Seating surfaces the sealing between the ball and the seat is achieved by means of either a soft or a hardfaced annular surface. Economical trunnion valve for industrial or pipeline service.
Trunnion mounted ball valves oswal industries limited. Our floating ball valve seats provide bubble tight sealing at high and. In addition, wkm 370d6 trunnionmounted ball valves can be. If process uptime and valve performance are important to you, then look no further for all your valve needs. It embodies all the quality, performance, value and safety features required for critical applications. Camerons wkm dynaseal 370d4 trunnion mounted ball valves are designed. The tmcbv leverages technology from the leaders of trunnion mounted ball valves and control valves for severe service applications. The balon trunnion mounted ball valve is equipped with a body bleed fitting that can be used for. All dafram trunnion mounted ball valves have a drilled and threaded drain connection as per api 6d. Trunnion ball valves our trunnion ball valve is designed for use in gas applications. This instruction manual provides ball valve installation, assembly. Trunnion mounted ball valves type k92 application ball valves are designed to open fully or close fully the passage for a fl uid in the piping system. 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 the sy. In this case the pressure acting on the external side of the seat ring pushes the same against the ball while the pressure acting on the internal side of the seat rings pushes the same away from the ball.
Trunnion mounted trunnion mounted ball valves are based on a system that provide a. The basic valve design is sideentry construction bolted or welded, but the product line is completed with a top entry design that has the advantage to be field serviceable without removing the valve from the line. Cb5 trunnion mounted api6d ball valve datasheet dn150 dn1400 6 56 class 150 2500 design standards api 6d monogram license number. Secondary stem sealant injection firesafe packing bleed valve secondary seat injection sealant robust design with heavy wall thickness drain plug large bearing surface wide seat area selfrelieving seat design doublebarrier stem seal tk trunnion mounted ball valve.
B 2pc floating ball valvecast bb 2pc floating ball valveforged bc 3pc floating ball valveforged bcc 3pc floating ball valvecast code 4689 15 25 class lb 150 300 400 600 800 900 1500 2500. Soft or metalseated trunnion mounted ball valves argus fk76m ball valves are wellsuited for a variety of applications in the oil and gas, petrochemical and chemical industries where reliable tight shutoff and uncompromising sealing are required. In the early 1990s, sri started manufacturing their own trunnion mounted and floating ball valves. Do not remove the protection caps from the ends until the valve is to be mounted in line. After removal and prior to any disassembly, drain any remaining media by placing the valve in a vertical position and carefully closing and opening the valve several times. Valve cavity can be bled through the ventdrain ports in either fully open or close positions for checking the seats integrity after installation. A trunnion mounted valve means that the ball is con strained by. Class 150300600 flanged trunnion ball valve series 2063. The robust design tolerates the heavy loads applied to the valve trim that result from of large sizes, high pressures and dynamic temperature cycles. Soft or metalseated trunnion mounted ball valve for.
In case of failed underperformed seals, a temporary emergency seal can be achieved by injecting sealants. Kitz trunnion mounted ball valves three pieces split body and cap, soft seated, steel ball valves successfully firetested the reliable brand kitz corporation of europe s. For valves with gears or actuators, the stops are set at the factory as primary stops. Trunion mounted ball valves are uses a spring mechanism andor line pressure assistance to drive the upstream seat against the stationary ball. Trunnion mounted ball valve complete solutions for industrial valves. The ball cartridge valve bcv uses several of the same mechanical sealing principles of the hcv, but utilizes a trunnion supported ball on a central fixed axis to achieve its seal. Gwc italia valves are used in major applications for upstream. Integral actuator mounting pads soft seat nominal size nps 2 3 4 6 8 10 12 14 16 18 20 24 dn 50 80 100 150 200 250 300 350 400 450 500 600. Trunnionmounted ball valves cameron is a leading provider of valve, valve automation, and measurement systems to the oil and gas industry. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Trunnion mounted ball valves a global leader in the design and manufacture of high performance ball valves, butterfly valves, knife gate valves, actuators and accessories for industrial applications.
Hit valve ball valves are sized to withstand a differential pressure corresponding to the maximum design pressures indicated on the valve nameplate. Example applications include, but are not limited to. Valbart trunnionmounted ball valve design features 1 independent ball and stem the ball and stem are independent to minimize the effect of the side thrust generated by the pressure acting on the ball. Ball position for valves normally mounted with lever, the ball open and closed positions are ensured by corresponding stops on the bearing housing. The single piston effect is the the standard design for trunnion mounted ball valves. Most trunnion mounted ball valves seal poorly at low pressure. Our trunnion mounted ball valves are utilized in some of the most demanding processes in virtually every industry. The tmcbv is available in the widest range of sizes and pressure ratings, thanks to its lower operating torques even at very high pressures. Manual and actuator operated gearbox, electric, pneuma. Global valve and controls trunnion ball valves, double. Split body trunnion mounted ball valves sheet 1 of 14 operating and maintenance manual alfa split body trunnion mounted ball valves model alfa t2 valid for s. The tartarini trunnion mounted ball valve is a general purpose block. Kitz trunnion mounted ball valves are furnished with an integral actuator mounting pad designed in accordance with iso 5211.
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