Trunnion ball valves83 series and h83 series 1 83 h83 series ball trunnion ball valves 83 series and h83 series working pressures up to 10 000 psig 689 bar 18 to 12 in. The key difference beteween a floating ball valve and a trunnion mounted ball valve is how each achieves a line seal. The valbart vb2 and vb3 are repairable, bolted body, sideentry, trunnionmounted ball valves featuring a fixed ball and floating seat rings. Trunnion valves the trunnion ball valve design has a pin securing the ball so it doesnt. Animation showing the principals of operation and assembly of a ball valve. This feature facilitates the installation of actuators to the valves.
Check the video below for an animation of this type of valve. Trunnion ball valves the trunnion ball valve is a form of quarterturn valve which uses a hollow, perforated and fixedsupported ball to control flow through it. Lever gear motorpneumatic actuators optional features. All dafram trunnion mounted ball valves have a threaded vent antiblowout valve as per api 6d. Trunnion ball valves are mainly used in the industries of natural gas,oil products,chemicals,metallurgy,urban construction,environmental protection,pharmaceuticals,foodstuff and. Trunion mounted ball valves are uses a spring mechanism andor line pressure assistance to drive the upstream seat against the stationary ball. At the design stage, all projects are analysed using 3d solid modelling tools. A ball valve is a form of quarterturn valve which uses a hollow, perforated and pivoting ball to. Series 65 flanged trunnion ball valve, ansi 600 sizes 212 fl 650600 technical drawing the series 65 can be fully automated throughout its size range, by either pneumatic or electric actuators.
Appearance the floating ball valve and the trunnion ball valve are easy to distinguish in appearance. Ball valve floating ball valve, trunnion ball valve. Ball valve learn about floating and trunnion mounted ball valves. Our floating ball valves are available in an extensive range of designs, materials, sizes and. This is particularly advantageous when the ball valve is actuated because it reduce the size of the actuator and hence the overall costs of the valve actuation package. A trunnion mounted valve means that the ball is constrained by bearings and is only allowed to rotate. Fbv trunnion ball valves are manufactured according to api 6d design and fire safe tested per api 6fa and api 607 standard. Carbon steel stainless steel alloy steel special monel inconel hastelly etc. The single piston effect is the the standard design for trunnion mounted ball valves. Balon corporation manufacturer of floating ball valves, trunnion ball valves, swing check valves and needle valves for the oil and gas industry. Ball valves selection guide engineering360 globalspec. A trunnion ball valve has additional mechanical anchoring of the ball at the top and the bottom, suitable for larger and higher pressure valves say.
Trunnion mounted ball valve complete solutions for industrial valves. Our experienced team of engineers can design and build the right valve for your exact requirements. During these operations, the greatest cleanliness must be ensured. The vw1 is a api 6dcompliant, weldedbody valve that seals off both seats at the same time and allows bleeding of the entrapped. Obviously this difference becomes important when the pressure class and valve. Balon trunnion ball valves balon offers a rugged four or eight bolt mounting surface for balon trunnion ball valves. When force created by cavity pressure pc is lower thanforce created by line pressure pl, i. Ball valves are manufactured in different body arrangements. In this design steam and ball work as a single unit. Trunnion, multiport, segmented, severe service bray. Ball valve learn about floating and trunnion mounted. Designed, tested and manufactured to provide peak performance in your process our trunnion mounted ball valves are utilized in some of the most demanding processes in virtually every industry. The bearings act on the trunnions which may integral to the ball, or may be separate depending on the valve design. Balon manufactures valves for a huge variety of applications in the oil and gas industry.
Standard end flanges shall be furnished in accordance with asme b16. Kitz trunnion mounted ball valves are furnished with an integral actuator mounting pad designed in accordance with iso 5211. The sesto trunnion multiport valve is sil 2 certified, fire tested, fe tested, and built to last. Our precision machined innovative design has been tested to the highest standards and may be used in virtually any application with confidence. If process uptime and valve performance are important to you, then look no further for all your valve needs.
Dafram top entry ball valves, trunnion ball valves, floating ball valves, cryogenic ball valves, actuated ball valves, hipps valves, dbb valves, welded valves. The actuation mounting surface can either be installed at the factory or can be installed while the valve is in service. A typical cast steel trunnion mounted ball valve, worm gear operated, rf flanged ends, 2 piece split body, full port, 6. They are more compact, lighter in weight, and much less expensive than comparably sized globe valves and segmented control valves. 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.
Ball valve operation and assembly animation by r burke youtube. Trunnion mounted valve is a solution to the problem of excessive torque required by a floating type valve in highpressure service. A105nwcb, lf2lcc, f1, f5, f9, f11, f22, f44, f51, f53, f55, 304l, cf8m, cf3m, 316l, 321, 347, monel, inconel, hastelloy. The fk76m ball valve is available in standard and severe service designs and. Flow lines extensive automation capabilities are due to the fact that we developed our actuator and accessories from the ground up. Welco valve company provides trunnion ball valve with two or three pieces structure, is an international standard ball valve structure. It features a modular design that allows simplified adaptation to diverse safety, emissions and performance requirements. Advanced software ansys, fesafe, cfdesign, siemens plm and nx is. The trunnion ball valve is a form of quarterturn valve which uses a hollow, perforated and fixedsupported. A trunnion mounted valve means that the ball is constrained by bearings and is only allowed to rotate, the majority of the hydraulic load to be supported by the system constraints. The ball is supported by two floating or springloaded seats. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Ansi class 150 285 psi wp 10 through 12 bolted body construction. Pd1 trunnion ball valve table of index page introduction, features 34 scope of products, split body 5 scope of products, welded body 6 overview, 2piece split body 7 overview, 3piece split body 8 overview, welded body 9 dimensions and weights, class 150 pn 20 1011 dimensions and weights, class 300 pn 50 12 dimensions and weights, class 600 pn 100 1415.
Sales representatives are immediately available for inquiries, quotes, support and questions. Cb5 trunnion mounted ball valves robert cort valves duration. The trunnion ball valve is a form of quarterturn valve which uses a hollow. Api 6a valves floating ball valves trunnion mounted ball valves.
Ball valve trunnion ball valve products vatac valve. The basic design specifications are manufactured in. The key feature is that the ball does not shift as it does in a floating valve to press the ball into the downstream seat. During assembly operations check that the marks for the body and closure coincide. Metals valve provides cast steel trunnion mounted ball valves in a wide variety of cast materials covering carbon steel, alloy steel, and stainless steel.
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