Butterfly valve discs are precision machined to half ball profile, providing a precise disctoseat relationship cartridge style seat incorporates an elastomer. What different types of butterfly valves can i buy. The related technical documents, operation manuals, and other documentation prescribe precautions on selecting, constructing, installing, operating, maintaining. Easy switching from lever type to gear type or automatic valve. Datasheet butterfly valve type vss wafer design nominal pressure pn 10 25 nominal size dn 80 1200 material stainless steel triple advanceddesign. The person authorised to compile the technical file is the signer of this document.
Wafer, semi lug, lug and flanged type global valve center. Your job is to design systems and operating sequences that meet energy codes to make facilities run more efficiently. The world valve wvfl702 series concentric double flanged butterfly valves have a fully vulkanized liner for onoff and control services for liquids and gasses in general services, in the power industry, marine industry, chemical and petro chemical industry, onoffshore applications, etc. Resilient seated butterfly valves with valve body and disc in high engineered composite material providing excellent internal and external chemical resistance. Flange accommodation and pressure rating must be specified.
Butterfly valve with electrical actuator vfwa data sheet features. Our valves are economically designed for the application they are intended for. Chapter 5 is a comprehensive guide to selecting the best control valve for an application. Garlock butterfly valves butterfly valves garlock butterfly valves are renowned throughout the chemical, petrochemical, process and many other industrial sectors for their quality, performance and reliability in arduous conditions. Attachment set gd is intended for butterfly valves with disc clearance dkrd. Type bfv 125150 wafer installation butterfly valves are manufactured in accordance with the specifications from iso 5272, international standards organization and mss sp67, manufacturers standardization society and api609, american petroleum institute. Kitz butterfly valves are designed and manufactured to perform in a broad range of applications. Danfoss nvd nonreturn valves allow the medium to flow in one direction. With our range of valves we provide the market with solutions for highly complex tasks as well as for basic functions. Complete installation recommendations can be found in belimos installation and maintenance instructions for f7hdu butterfly valves. Tsmart butterfly valves gea engineering for a better world.
Again the orientation of the butterfly determines the flowrate. Bac valves, founded in 1958, designs, manufactures and sells high quality ball and butterfly valves for the chemical, petrochemical, gas and processing industries. Spline driven one piece shaft connected to spherically machined disc allows high torque transmission i. The garseal valves are available in wafer and lug type. Each butterfly valve is labelled with the following data on its housing or type plate. Only part numbers printed in honeywell price books may be ordered. Shp series actuators for butterfly valves high performance. Api 609 centric butterfly valves soft seated are preferred to gate and ball valves for lowpressure and noncritical applications as they are cheaper, lighter and easier to install. This table is intended to explain the significance of the vff butterfly valve part numbering system, and is not a product configuration tool. These valves feature precisionmachined parts insuring years of dependable operation. Lkb automatic or manual butterfly valve and lkblp low pressure butterfly valve. When the valve is closed, the disc is turned perpendicular to the flow so that it completely blocks off the waterway. Danfoss nvd is a wide range of nonreturn valves available in different designs to meet different demands in relation to head loss, speed of operation, connection type and price. Valves common types butterfly valves butterfly valves use a similar principle to ball valves.
Data sheet butterfly valve with electrical actuator vfwa. A butterfly valve is used to shut off or modulate the flow of a fluid isolation and regulation. Concentric wafer type rubber lined butterfly valve series csr. With butterfly valve options such as different body types, materials, and operation methods, many types of butterfly valves are available. The butterfly valve can also be used for throttling service in the rotation range from 25 to 60. The seat is in ushape rubber liner, which covers inside of the body, is. The valve must not be operated until the following documents have been. Valve types and features the three basic functions of valves are. Valves are positioned using either a manual kit, crank arm kit, or rotary actuator. For butterfly valves with stop bar dkra, attachment set ga with shock suppressor is recommended. Butterfly valve type 57 manual type asahi av europe gmbh. Nero butterfly valves wafer and lug type nero butterfly valves wafer type. Cv values listed for ansi class 150 butterfly valves.
A butterfly valve exhibit 1 operates by opening and closing via a disc the butterfly. Each type of valve has been designed to meet specific needs. Call our knowledgeable customer service at 1800800bray 2729. Technical documentation electronic butterfly valves hsu series. While the operation of butterfly valves is straightforward, most people do not know about the different types of butterfly valves that exist. Please consult the technical documentation for ansi class 300 cv values. Whether you need manually or pneumatically controlled butterfly valves for pipeline butterfly valves installation or preassembled valve manifolds, the 200 series from spx is the answer. Instruction manual lkb automatic or manual butterfly valve.
With many bodytrim combinations, there is a series 42 or 44 valve to meet your application. Installation, operation and maintenance manual butterfly valves type 56, 75, 56d, 75d 2 2 general operating instructions using a positivepressure gas with our plastic piping may pose a dangerous condition due to the repellent. Series 815 asme class 150 and series 830 asme class 300 waferffsphere high performance butterfly valves w1016 en technical bulletin 919 3 flow data continued to determine c v values for a valve in an intermediate position. This standard practice covers dimensions, design, testing, and marking requirements for butterfly valves. Hawle type butterfly valves are designed for isolation duty. Pneumatic shutoff butterfly valve type 333531asrp or dap. Machinery directive 200642ec the person authorised to compile the technical file is the signer of this document global product quality manager pumps, valves, fittings and tank equipment lars kruse andersen title name kolding 20160601 place date signature 5. The disassembly process for manual or automatic butterfly valves is divided into three distinct steps. 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. A butterfly valve is a quarterturn valve from the family of valves known as wafer type valves.
Lkb automatic or manual butterfly valve and lkblp low pressure. Butterfly valves, whether manually or automatically operated, can be used in most liquid product applications in the foodprocessing, pharmaceutical and chemical industries. Butterfly valve paraseal range, keystone, isolation valves emerson. They can be used for flow regulation with certain limits. Concentric semilug type rubber lined butterfly valve. Vkg series butterfly valves are not intended for use as shutoff valves. The centric replaceable liner butterfly valve is capable of bidirectional flow and bubble tight shutoff at full rated pressure. To select the correct valve to fulfill these functions properly, an outline of the different types of valves and their features is given below.
Chapter 6 addresses the selection and use of special control valves. Chapter 4 describes digital valve controllers, analog positioners, boosters, and other control valve accessories. They are used as costeffective shutoff elements on valve blocks, panels and. Micrometric valve adjustment, take care not to lose the spacer. Tender for restoration and redevelopment of 380 acres. Hygienic valves have been manufactured by gea for over 80 years. This valve is not designed to handle impacts of any kind. The commitment of the whole firm and the techniques incorporated. All thermoplastic waferstyle butterfly valves shall be manufactured from pvc type 1, grade 1 astm d1784, cell classification 12454, cpvc astm d1784, cell classification 23447 or glass filled polypropylene astm d4101, cell classification 85580. This product is a double eccentric butterfly valve, which controls fluid by. Mss sp672002a butterfly valves standard practice developed and approved by the manufacturers standardization society of the valve and fittings industry, inc. Both lug and wafer series valves are designed for ansi 125150 lb. Butterfly valves in the new tsmart 7 series provide a complete range of variants to serve any application. Type is in conformity with the following directive with amendments.
They are the core component in matrixpiped process plants and contribute significantly to the highest product quality. In this document, the level of danger or damage caused by neglecting these cautions. Restoration and redevelopment of 380 acres kailasagiri hill top park at visakhapatnam. Butterfly valves type 57, 56, 56d pneumatic actuated type ta, tw 3 3 general instructions for transportation, unpacking and storage when suspending and supporting a valve, take care and do not stand under a suspended valve. Forged, precisionmachined body and robust and reliable shutoff element with a electropolished disc long service life. Electronic butterfly valves technical documentation, hsu.
The two piece design of shaft and disc allows for an easy change of the disc and liner. The ultimate critical service triple offset valve flange bolting guide all information herein is proprietary and confidential and may not be copied or reproduced without the expressed written consent of bray international, inc. In all cases, remove the upper screw and take off the manual system. Different types of valves with pdf file engineering. Ductile iron is the only body material we offer, allowing our lug style butterfly valve to be full rated for bidirectional dead end service. Trusted throughout chemical, petrochemical and many other industries leaders in sealing integrity 3 garlock butterfly valves for corrosive and abrasive media the economic advantages of reduced maintenance, smooth operation and. Application vkg series butterfly valves control the flow of natural gas, propane, butane, or air. Vff1, vff2, vff3, vff6 resilient seat butterfly valves with flanged connections 63266106 4 note. Here you will find all the documents that are necessary for the installation and operation of our products. Valves can be categorized also based on their function.
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