Types of ball valves floating, trunnion projectmaterials. Used in many hydrocarbon process applications, ball valves are capable of throttling gases and vapors and are especially useful for lowflow situations. It has been designed to seal the flow, thereby ensuring maximum security and preventing leakage. The valves should always be either fully open or closed. Ball valves use a metal ball with a hole bored through the center, sandwiched between two seats to control flow. Replace bonnet assembly and cycle handle to ensure ball moves freely.
Neway reserves the right to change design, materials or specifications without notice and is free of obligation to furnish or install such changes on products. Valves shall be stored in covered area which is dust free, least humid and well ventilated. Ball check valve valcre line eldorado valve and gauge, llc. Spring loaded floating seats maintain contact with the ball and provide a tight shut off even at low pressure. Floating ball valve api 6d ball valves ball valves. Trunion mounted ball valves are uses a spring mechanism andor line pressure assistance to. Lowemission graphite is employed in gasket to eliminate leakage.
They are the industry standard for pipeline shutoff applications, as their design guarantees very tight and leak free sealing even after years of operation. This causes the ball to sometimes float downstream, allowing it to press against the seat and provide a positive seal. Built and tested to the most stringent industry standards, microfinish is the answer to your most demanding valve applications. Jc offers also a large range of metal seated ball valves. A free floating ball valve thrombus in the left atrium. The design specifications are manufactured in accordance with api 6d, or other standards as per clients. Orientation of the valve may be either horizontal or vertical depending on the. Floating ball valves are available from edmund valve company. Floating ball valves are more than just floating ball valves part 1. Floating ball valve is a type of ball valve that is not held in position by a trunnion and only adheres to the stem. Lightly tap ball and seats into wedge with a hammer handle. The actuation mounting surface can either be installed at the factory or can be installed while the valve is in service. The floating ball valve is a kind of common product in the industry.
The floating ball floating ball valve is a kind of commonly used valve. Ball valves,along with butterfly and plug valves, is a part of quarterturn valve family. This manual shall be read in conjunction with manual ltvdep566. Floating ball valve introduction features introduction a ball valve is a valve with a spherical disc, the part of the valve which controls the flow through it. Features nitrile bunan sinking ball or floating ball ad fb. The ball is rotated through use of a stem or shaft that connects the ball to the actuator. Steel ball valves kitz corporation uk office valve. In some applications the available options above are limited to specic sizes please consult with habonim for details. A ball valve features a spherical disc to open and close the flow of the fluid. Model 208 ball check valve cast iron model 208t pvc ball check plastic size range.
Trunion mounted ball valves are uses a spring mechanism andor line pressure assistance to drive the upstream seat against the stationary ball. Ball valve is the most used fluid shutoff valve in upstream oil and gas production facilities, both onshore and offshore. Diagnosed clinically and by trans thoracic two dimensional echocardiography. The seats are protected in the full open or closed position. Floating high pressure ball valves valtorc international usa. Floating ball valves are different in that the ball floats very slightly downstream to come into contact with the downstream seat, which is where the primary sealing occurs. The handle lies flat in alignment with the flow when open, and is perpendicular to it when closed, making for easy visual confirmation of the valves status. A ball valve is a form of quarterturn valve which uses a hollow, perforated and pivoting ball to control flow through it. The ball valve is an inexpensive alternative to other valves.
In a floating ball valve, the ball is held in the position by the compression of the two elastomeric seats against the ball. Graphitefree resafe ordering code system 1 p design is habonim standard valve without the hermetix stem seal construction. Fets pbv valve brand family of flanged floating ball valve products series 65004500 series 64004400 series 5400 to learn more about this product line and other pbv valve products for on and offshore oil. Uncompromising commitment to high quality and reliable. The valves are of floating ball design where the ball moves towards the downstream seat, under pressure, to effect a. Specially provided for the condition with middleflow pressure.
The sphere has a hole, or port, through the middle so that when the port is in line with both ends of the valve, flow will occur. Click text area to view or download right click catalog data. Locate your floating ball valve suppliers and get a quote for great quality floating ball valves here. The valves are of floatingball design where the ball moves towards the downstream seat, under pressure, to effect a. We build floating ball valves that ensure a complete shutoff of process. Always use dry, moisture free air while opening the valve with pneumatic actuator or for cleaning purposes. Other international standards including bs and din are also available upon request. Download valve catalogue, pdf drawing, ga drawing, cross sectional arrangement design drawing, 3d model drawing, valve strainer filter sight glass flow indicator operation and maintenance manual download from here free. Process optimized coatings, cladding option and wearing protectection feature extends ball valve lifetime. Floating ball vales high pressure ales high pressure general 24 series 27 series 28 series ordering code system introduction the habonim high pressure valve series is based on a floating ball valve technology, specially built for endurance and reliability with a design pressure of up to.
The company liability covers eventual free of charge replacements for defective parts or products. Bfe floating ball valve design is developed using the latest software based analysis tools. We have the valve to help lower your costs and achieve maximum process uptime bringing together some of the preeminent floating ball valve brands, our extensive range of full and reduced bore valves allows you to meet your unique process conditions and helps you achieve optimum results. Chambered ball seats, seat pocket body design, stem seal protection and flushing system designs support valve performance and extend service lifetime. The barrier to flow is a ball which is rotated 90 degrees to the direction of flow.
Floating ball valves are usually considered to be a simple type of valve and are not, in fact, particularly appreciated. The design inc the ball, elim cavity and the mal expansio. They are also used in fuel gas systems feeding furnaces. An advantage of trunnion ball design over floating ball is the lower operating torque of the ball. The floating ball valves of tiansheng valve group co. Ball valves are shipped with valve in open position except for valves with actuators with fail close position.
Freefloating giant left atrial ball thrombus with aortic valve diseasea rare entity and a near miss. Ball valves are the most commonly used valves in the oil and gas industry. Pneumatic actuated ball valve cryogenic floating ball valve reliable flow locking device. When floating seats are used in a floating ball valve, they can be one of two basic designs. It is open when the ball s hole is in line with the flow and closed when it is pivoted 90degrees by the valve handle. Appearance the floating ball valve and the trunnion ball valve are easy to distinguish in appearance. Nonremovable antistatic devices assure electric continuity between ball and body through the stem. The ball is mounted free floating ball and pressure acting on the ball is taken up by the seats. Valve applications ultraseal ball valves are ideally suited for use in a wide variety of industries including petrochemical, chemical, oil and gas, lng and marine with a.
F unconditional firesafe provision metal seated ball valves rated asme class 150300600 for highly abrasive control and throttling service. Valve is equipped with an integral locking device to secure flow. Can also be specified elastomer free for a wider range of. Ball valve learn about floating and trunnion mounted ball. Balon lever operated floating ball valves balon offers a valve actuation package for balon ball valves 1. Ball valves are intended to be used as onoff flow control devices and are not to be used to throttle fluid flow. Fullbore and regularbore designs, variety of end connections and materials to suit customer requirements. Firesafe certified, floating ball, blow out proof stem, flanged connections.
Our floating ball valves are available in an extensive. Himark valve is committed to providing canada with an extensive small bore product offering through local distributors you trust. The ball in a floating valve is not held in place by a trunnion and flows downstream slightly, allowing the seating mechanism. Flushing systems flushing options in critical valve areas e. Graphite and metal seated steel ball valves service temperature. Edmund valve company are specialists in manufacturing quality floating ball valves.
Ball valves floating ball valve products tiansheng. The duball dl is a highperformance, metalseated, fullbore ball valve, equally suitable for isolation, onoff and modulating control applications. Product description, dimensions and specifications pdf. Apv trunnion and floating ball valve catalogue australian.
Jul 27, 2017 welco valve company provides floating ball valve with two or three piece structure. Flow coefficient data cv ratings of full bore valve. Manufacturer of floating ball valves for different applications. Llever, ggear 3 worm gear operation is standardised for the sizes marked with the prefix g on each kitz product code. Floating ball vales high pressure ales high pressure general 24 series 27 series 28 series ordering code system introduction the habonim high pressure valve series is based on a floating ball valve technology, specially built for endurance and reliability with a design pressure of up to ansi class 2500 414 bar 6000 psi. A range of one piece reduced bore, flanged, free floating seat supported ball valves, incorporating. Gwc floating ball valves are designed, constructed, and tested according to api and asmeansi standards. When one talks about floating ball valves, most people think of a valve with fixed seats and a floating balls usually smaller valves inrelatively low.
This valve is economical and it includes many of the premium design features found in the wkm dynaseal 310 carbon steel ball valve. It is named due to the fact that the ball and stem pass through the axis of flow channel. Flanged floating ball valves, flanged high performance ball valves, flanged trunnion mounted ball valves, threaded or welded ball valves, threaded or solder ball valves. Floating ball valves are more than just floating ball valves. Floating ball design for superior bidirectional shut off across a wide range of pressures. Clean, particlefree, nonviscous liquids 1 dry gas, steam 1. Floating ball valves design features ball valves are straightthrough flow valves which provide positive shutoff with minimal pressure drop and flow tur bulence. All wetted component materials and bolting meet nace mr. Process optimized coatings, cladding option and wearing. Triad series ball valves fp2000fp3000 sp2000sp3000 installation maintenance manual design the design features of this valve include a three piece construction, allowing ease of maintenance without special tools. The wkm dynaseal 210 ball valve is a twopiece design with a ductile iron body and tailpiece.
See the highlighted portion in the image and remember as you will see the difference when i will explain to you about the trunnion mounted valve. A range of one piece reduced bore, flanged, free floating. The two key types of ball valves are the floating and the trunnion designs side or top entry. The ball is not rigidly held on its rotational axis and so is free to float between seat ring. Balon trunnion ball valves balon offers a rugged four or eight bolt mounting surface for balon trunnion ball valves.
Sd series floating ball valve torque values for sd series product data sheet uly 2016. Balons value added approach to valve automation has made the actuation of balon ball valves, either currently in service or new valves, simplistic while adhering to the highest levels of quality and accuracy our customers expect. The ball is not fixed, but is free to move with the line pressure. Kitz steel ball valves, floating ball design 3 product range 1 bore design. For further information on actuators and other instruments. Pivot screwdriver on body edge to lift out ball and seats. Cast floating ball valve floating ball valve products. Floating ball design provides tight shutoff in both direction to. Bfe floating ball valves are available with preassembled valve pneumatic actuator packages. Ball valves shall be of the floatingball design providing bidirectional, tight shutoff in accordance.
Series fb dimensional data size asme a b c d e f g h j k l m n p r s t weight lbs. The flomatic corporation warrants that its ball check valves in all sizes are free from defects in. The key difference beteween a floating ball valve and a trunnion mounted ball valve is how each achieves a line seal. Flaopballseriesfb01 7 0611 aop series fb floating ball valve dimensions 1 in. They can either be selfrelief seats, as illustrated in fig. Achieve sealing by the action of the pressure, wich pushes the ball against a seat ring. Ifc split body flanged ball valves asme class 150 lb. The 4000 series flanged ball valve replaces any traditional gate valve or eccentric plug valve. Microfinish ball valves provide proven performance and worry free operation microfinish ball valves built for reliability and performance offer a three year warranty as standard. Pdf a free floating ball valve thrombus in the left.
Swi free floating seat supported ball valves have been designed to provide cost. Floating ball valve zhengzhou free fluid control technology. Api 6a valves floating ball valves trunnion mounted ball valves. 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. Types of floating ball valves and floating ball valve suppliers.
Stem supported in bearings ensures seals are free from operation loads. Clean, particle free, nonviscous liquids 1 dry gas, steam 1. In floating ball valves, the ball has some freedom to move. Scv valves newly designed api 6d 3piece trunnion mounted ball valve was. Valve design testing manufacturing international standard download free. This ball valve is applicable for water,oil,steam and other corrosive mediums. In any case bfe standard design allows users to direct mount most brands of valve actuators with the need of an additional bracket always available in the factory. It is open when the balls hole is in line with the flow and closed when it is pivoted 90degrees by the valve handle. At the design stage, all projects are analysed using 3d solid modelling tools. Dimensions of diameters of drills iso 5211 refer to table from page 60. Floating ball valves duball dl flowserve skip to main content.
814 842 1372 162 130 1178 986 990 202 240 384 845 1100 252 45 921 1460 587 282 170 602 1019 566 1112 323 1433 823 1155 1373 1157 607 446 437 723 499