Dezurik awwa butterfly valves are designed for applications throughout water and wastewater treatment plants, water distribution systems, power plants, and industrial plants. The above features ensure consistency of performance, even at the extremes of the pressure temperature curve and combined with the low torque properties, cost effective actuation packages are. Certain dry materials may also be handled through a butterfly valve. The butterfly valve consists of only four main components. Velan products torqseal tripleoffset butterfly valves. Butterfly valve electromagnetic air solenoid valve provides quick positive response to control signal two limit switches provide confirmation of valve position to central control panel available in 110v or 24v all controls are protected under the splashproof cover on top of the cylinder ip65 two indicating lights on outside of. The body is elastomer lined providing a resilient bubble tight shut off. On all ptfe parts, the liner thickness is checked in accordance with specific measuring. Keystone butterfly valve paraseal range the paraseal range. High performance butterfly valve instruction manual 304ya contents page for your safe usage 1 1. When the butterfly valve is fully opened, the disc is at a right angle to the flow of gas or liquid. The butterfly valve has been in use since the late 18th century. Notes 1 refer to the individual specification sheet or the drawing for details of a product. Computational fluid dynamics analysis of butterfly valve performance factors by adam del toro a thesis submitted in partial ful llment of the requirements for the degree of master of science in mechanical engineering approved.
You can also choose from manual tomoe butterfly valve, as well as from stainless steel tomoe butterfly valve there are 63 suppliers who sells tomoe butterfly valve on, mainly located in asia. It also reduces weight while maintaining mechanical strength. Proudly serving satisfied customers for over 50 years. Velan is a world leader in the design and production of a wide range of cast and forged steel gate, globe, check, ball, tripleoffset butterfly, knife gate, highly engineered severe service valves, and steam traps offering superior performance across all major industrial applications. Scope of work corrocoat was awarded a major contract for the supply of a large number of butterfly valves, with diameters between 48 and 2. Comparing 3d simulations to 3d xray computed tomography flow visualization abstract flow control valves may experience localized cavitation when the local static pressure drops to the liquid vapor pressure.
Valves common types butterfly valves butterfly valves use a similar principle to ball valves. Do not use the butterfly valve to force piping into place. The butterfly valve boasts a long life span and has few faults. Butterfly valves manufacture of between 48 and 2 cw butterfly valves. Using a positivepressure gas with our plastic piping may pose a dangerous condition. Butterfly valves model xd381x 11152017 datasheet created properly support all piping on the inlet and outlet of the butterfly valve. Dimensions and drilling of flanged end connections conform to class 125 sections of asmeansi b16. Based on many years of research, development and field experience, the flowseal design is superior to and more versatile than the high performance butterfly valve design offered by other manufacturers. In certain cases, the valves valve actuation set do not conform to the directive and are therefore not sold with an.
Before performing any service work on the valve, actuator or mounting kit, follow the. Butterfly valve type 57l lug style pdcpd 6 7 installation procedure when suspending and supporting a valve, take care and do not stand under a suspended valve. Tomoe valves can be found in operation in a vast range of industries worldwide, both onshore and offshore, providing positive, leaktight shutoff and making a. Be sure to conduct a safety check on all hand and power tools to be used before beginning work. A butterfly valve is used to control the flow of material through a circular pipe or tube. Our dedication to developing products that continue to satisfy the demands of process control today has earned us a reputation for supplying one of. Large diameter double offset highperformance butterfly. This is achieved by introducing stateof theart triple eccentric disc geometry. Pdf selecting a butterfly valve instead of a globe valve. These valves satisfy a wide range of industrial applications and are available in carbon steel or stainless steel, as well.
The results of experimental and numerical cfd investigations of a commonly used valve having. Tomoe butterfly valves are used worldwide for various applications in water treatment, shipbuilding, air conditioning, petrochemical, power generation and other industries. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. Do not use excessive force on any components to seat the valve. It is the first step towards improving valve design. Tomoe have now developed the 700g series, a superior, pressureproof, general purpose valve, with the addition of a wide range of features to offer improved performance and better cost efficiency. The seat in a resilient seated butterfly valve has molded orings on its flange face. Different types of valves with pdf file engineering.
The manufacturer shall have produced awwa butterfly valves for a minimum of five years. Lug body available with iso flange dimensions and metric bolt hole threads. A 90 rotation of the handle provides a complete closure or opening of the valve. Butterfly valves are the most popular control devices in ventilation and air condi tioning systems. As one of the most durable resilientseated butterfly valves in the industry, the cameron butterflystyle demco valve excels in a variety of applications. The valve shaft is offset against the seal, 1st offset, and against the centre line of the valve 2nd offset. To select the correct valve to fulfill these functions properly, an outline of the different types of valves and their features is given below. The patented cosine curve seat, profiled disc and triple stem sealing features provides leaktight, low torque, extended seat life properties across a wide range of applications. It includes types of butterfly valve, gate valve, check valve, globe valve, ball valve, air vent valve, solenoid valve, pressure reducing valve and others. Dt1 gear operator dimensions became standard gear operator midyear 2000 for old.
The top flange of an extension stem, plug shaft diameter, and distance across flats on plug shaft are the same size as the valve selected. Tomoe has launched a new high performance rptfe seated butterfly valve. Tomoe butterfly valves are used worldwide for various. Tomoe is the world leader in the design and manufacturing of butterfly valves since it was established in 1953. Bim files series 41 manual bray highperformance butterfly valve series 41 manual bim model. Butterfly valve paraseal range, keystone, isolation valves emerson. Series 705g semi lugged butterfly valves on world wide. Here we are going to talk about the butterfly valve.
Our dedication to developing products that continue to satisfy the demands of process control today has earned us a reputation for supplying one of the finest ranges of butterfly valves in the world. Garlock valves set the standards in taluft compliance. Large diameter double offset highperformance butterfly valves for mediumlight duty service compact design double offset geometry. The reliability of garlock butterfly valves is not only appreciated and well. The valves are supplied in wafer or lugged variants and may be lever or gearbox operated. Our dedication to developing products that continue to satisfy the demands of process control today has earned us a reputation for supplying one of the finest. Butterfly valves introduction quarter turn rotational motion. Including pipes, flanges, stub ends, elbows, tees, fittings, bars and plates. Typically the material is air, gas, steam, or liquid.
Our tilis butterfly valves are, in standard version, conform to the directive on equipment and protection systems destined to be used in explosive atmospheres 979ce. Within the tomoe group there is an extesive list of product and type approvals. The long neck shape allows insulation of up to 50mm after the valve is installed. Handling, durability and longevity are the basic aspects by which valve performance can be improved. With many body trim combinations, there is a series 200 valve to meet your application. To use the system to its full life span, you should install it correctly according to the manual and maintain it according to the prescribed procedures while using it. If disassembled forcible, internal parts may jump out and this is very dangerous. High performance butterfly valve instruction manual 304ya.
Lloyds register of shipping american bureau of shipping nippon kaiji kyoka nkk germanifcher lloyd iso 9001. Browse series 705g semi lugged butterfly valves in the world wide metric, inc. Vf series standardpressure, standardtemperature butterfly valves. This provides a robust, positive means for shutoff, particularly for highpressure andor high temperature applications. Thin profile disc reinforced by ribs patent pending provides larger cv compared to our conventional design. The control valve handbook has been a primary reference since its first printing in 1965. These valves feature precisionmachined parts insuring years of dependable operation. This fourth edition presents vital information on control valve performance and. A butterfly valve is a flow control device that incorporates a rotational disk to control the flowing media in a process. Butterfly valves type 57, 56, 56d pneumatic actuated type ta, tw 2 2 general operating instructions never attempt to disassemble an actuator. Butterfly valves options and accessories stem extensions stem extensions can be furnished to permit remote operation of butterfly valves in any required length.
Awwa butterfly valves can be applied in applications demanding highquality and thoroughly tested valves which offer many years of troublefree service. The stem seal is the primary and secondary seal system. High performance butterfly valve tomoe valve usa inc. Butterfly valve technology has evolved dramatically over the past half century, as has its industry popularity. Click here to download this entire section, or select specific data sheets in the list above. The newest pdfbox how to add image member of the tomoe family in the 702z series.
However, instead of a ball mounted in the valve body a circular disc called a butterfly because the two half circles around the vertical shaft appear like wings. Type approvals are from abs, lloyds, dnv and others. Butterfly valves engineered by bray including resilient seated butterfly valves, double offset high performance butterfly valves, triple offset premier isolation butterfly valves and high performance valves for the sugar industry. Dezurik awwa valves are in conformance with the industry standards listed below. Tomoe valve batam latrade industrial park block f2 jl. The valves ranges are 700s, 720f, 722f, 700g, 704g, 705g, 702z, and 773z. Valves conform to awwa standard ansiawwa c504, rubberseated butterfly valves. The butterfly valve is designed for easy maintenance. In case of other flange standard, need the gasket which is tomoe s own dimension. Email this page download pdf download pdf printable page. Actuator click on pictures to open a pdf file hydraulic type. The 300 series of double offset butterfly valves provides a range of ptfe, metal seated and firesafe valves to suit a wide range of applications within the 20 barg to 250 c, pressure temperature band,and the provide a cost effective alternative to gate and globe valves.
In order to download a dwg file or pdf file to your hard drive, right click on the link and save target as. A wide variety of tomoe butterfly valve options are available to you, such as low pressure, high pressure. Welcome to tomoe valve ltd since its formation in japan over 60 years ago, tomoe has become a global leader in the production of high quality and technically advanced butterfly valves. The backup ring functions as the selfaligning stem seal. Valves are class 125 bubble tight to 200 psi and are sized from 2 to 12 inches. Excellent seat sealing capability and durability by adopting sphericalsurface disc and sphericalsurface. Garlock butterfly valves for corrosive and abrasive media the economic advantages of reduced maintenance, smooth operation and exceptional service life are proven over and over again. A butterfly valve is a quarterturn rotational motion valve, that is used to stop, regulate, and start flow. Garlock does not offer rubber or metal valves, so our main focus will be on plasticlined valves. Triple offset butterfly valve evolution design benefits of a triple offset butterfly valve v reduced wear and tear v lower actuator torque requirement v tight shutoff achievable over a longer service life centric butterfly valve the first butterfly valve was designed. Bray highperformance butterfly valve mkl series electric bim model download details mkl series pneumatic manual override bray high performance butterfly valve mkl series pneumatic manual override bim model download. Valvtech inc quality butterfly valves allentown pa. Valve types and features the three basic functions of valves are.
Pdf straight pattern globe valves are widely used in the oil and gas industry to regulate and control the flow of fluids. Sei binti tanjung uncang kota batam, kepulauan riau 29422. Valve should be installed with the disc in the almost closed position. Concentric rubber lined butterfly valve 2 piece split body ptfe lined butterfly valve double eccentric high performance butterfly valve triple eccentric high performance butterfly valve dual plate check valve engineering data 04 12 14 17 20 22 valve configurations scale drawing to actual size application this catalog remains the property of ms. The disk is always in the passageway, but because it is relatively thin, it offers little resistance to flow.
The c200 is a general purpose valve designed to meet the needs of many different industries including hvac, oil and gas production, agriculture, chemical. China butterfly valve manufacturer,supplier,exportertjl. World wide metric offers our premier line pdf to djvu gui exe of tomoe butterfly valves. Tomoe valve usa butterfly valves double offset triple. Rubber seated butterfly valve, sizes 3 through 20 inches general butterfly valves shall be manufactured in accordance with the latest revision of awwa c504, class 150b and conform to ansinsf 61 and ansi nsf 372. Linings are epdm or nitrile rubber depending on the intended service conditions. Awwa butterfly valves suggested specification for the milliken rubber seated butterfly valve, sizes 3 through 20 general butterfly valves shall be manufactured in accordance with the latest revision of awwa c504, class 150b and conform to nsf standard 61. Quality is designed into the series 200 butterfly valve, utilizing the phenolicbacked cartridge seat pioneered by center line. The advantages, components and application of butterfly. Localized damage to the valve and surrounding area can occur when the vapor cavity collapses.
With advances in material manufacturing and technology, butterfly valves could be made smaller and withstand moreextreme temperatures. Valve controls the flow of liquids and gases through pipes and tubes. In addition, flowserve offers a comprehensive line of engineered special control circuits, solenoid valves, limit switches, positioners, and actuator mounting kits. The bradford butterfly valve is a sanitary valve for use in stainless steel process systems. Butterfly valve files 3d cad model library grabcad. Product specification for ivex f model butterfly valve. We also offer pneumatic or electric actuators for automated control. When the butterfly valve is fully closed, the disk completely blocks the line. James watt used a butterfly valve in his steam engine prototypes. The tx3 triple offset butterfly valve is a torqueseated valve, utilizing the torque provided by the operator to create a seal, rather than by positioning of the disc. Tovmoe products are distributed across the globe, with supporting facilities worldwide to cater to our customer needs. Bradfords wide butterfly valve selection is available from our thirteen distribution centers so.