Failure mode and effect analysis fmea of manually and electrically operated butterfly valve research pdf available august 2015 with 4,004 reads how we measure reads. Butterfly valve tosv is the only design of its kind that has a field replaceable seal and seat ring. Sample engineering specification all thermoplastic valves shall be butterfly type constructed from polypropylene, astm d 4101. 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. See butterfly valve accessories section for details of individual products.
Cast in both wafer and tapped lug patterns in a variety of material choices, demco butterfly valves feature a onepiece body for reduced weight and increased strength. Before taking the butterfly valve for pipe installation, make sure that it is cleaned from inside and outside and there are no foreign or metallic objects sticking on to its sealing elements. Butterfly valves, since their invention in 1960s became on of the most demanded flow control elements in. Replaceable rubber seated butterfly valve 6 8 10 srs 710v wafer type 711v lug type 712v usection type vulcanized rubber seated butterfly valve 12 14 srs 740 wafer type ptfe seated butterfly valve 25 srs 810 wafer type duocheck valve 27 srs 410 flange type ystrainer 31 model no. Dezurik oncenter resilient seated butterfly valves boscl design features. Flowseal is one of the worlds leading manufacturers of high performance butterfly valves. Memory stop the memory stop provides an adjustable stop when the valve is used in a balancing application. Butterfly valves type 56, 75, 56d, 75d 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. Butterfly valves crane fluid systems our genius is. Incorrect correct figure 4 final valve alignment and tightening of. The information presented on this sheet is correct at time of publication. All butterfly valves shall carry a twoyear warranty, and shall be manufactured by hayward flow control products in the usa. Keystone butterfly valve paraseal range the paraseal range. 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.
Butterfly valve paraseal range, keystone, isolation valves emerson. For valves supplied with amaterial, chainwheel, the positive restraint option is recommended. Safety safety labels on the product indicate hazards that can cause equipment damage, personal injury or messages death. Do not use the butterfly valve to force piping into place.
Butterfly valve installation guidelines nibco butterfly valves are bidirectional and may be installed with flow in either direction. Features and benefits heavy duty, cast iron, flanged body is drilled to ansi 125150. Operation is similar to that of a ball valve, which allows for quick shut off. When flow reduces or reverses if the pump fails then the disc. The purpose of this numerical simulation is to validate the following performance parameters for incompressible flow through an industrial scale butterfly valve. Installation and maintenance guidelines for nibco butterfly. They take it for granted that if they order a butterfly. To order, specify distance from valve mountingflange to base of operator. Valves common types butterfly valves butterfly valves use a similar principle to ball valves. Operating instructions mixproof butterfly valve tsmart 9 edition 20141201 safety safety note the valve is operationally reliable. Usually used in water pipework systems and installed immediately after the pump. Hammond valve reserves the right to change design note. The valve is assembled by means of screws and nuts.
Valve description the flowseal high performance butterfly valve hpbv is designed for asme class 150, 300 and 600 piping systems and is available in both wafer and lug style body designs. Flowseal high performance butterfly valves are a standard in many industries including heating, ventilating and air conditioning, power generation, hydrocarbon processing, water and waste water treatment, and marine and commercial shipbuilding. Based on many years of research, development and fieldexperience, the flowseal design is superior to and more versatile than the high performance butterflyvalve design offered by other manufacturers. Butterfly valves options and accessories cast iron gear operator the nibco butterfly valve can be provided with heavyduty operator and indicator. Instructions these instructions are intended for personnel who are responsible for the installation, operation and maintenance of your kflo awwa butterfly valve. The flowseal soft seat valve prodvides a bidirectional bubble tight shutoff zero leakage by the use of a.
Manual or automatic, actuators are easily adapted to mounting flange on the extension. This unique and improved design provides operating torques that are 15% lower than the original design. Valves can be categorized also based on their function. All valve seats and orings shall be bunan, epdm or fkm. Dezurik oncenter resilient seated butterfly valves boscl. Looking for downloadable 3d printing models, designs, and cad files. Flow analysis of a butterfly valve simscale documentation. The standard alfa laval lkb butterfly valve range is designed either for automatic or manual operation.
Lead free refers to the wetted surface of the pipe, fittings and fixtures in potable water systems a butterfly valve. With over 50 years of service in the field, the kflo 47 series design is fully compliant with awwa c504 requirements. Ideal for quick shutoff, since a 90 turn completely shutsoff, compared to multiple 360 turns for other manual valves. Provide manufacturers size, make and model number of the butterfly valve to be furnished. Series butterfly valves are designed for use in ansi class 150 piping systems and are supplied in standard lug style body designs. Flowseal high performance butterfly valves are available in sizes from 2 through 48 in ansi pressure classes 150, 300, and 600 and are available with a diverse range of actuation options.
Designed specifically for the waterworks industry, lineseal butterfly valves offer the ruggedness and reliability required for buried service and performance. Bradfords wide butterfly valve selection is available from our thirteen distribution centers so. Formaterial, valves supplied with a chainwheel, the. Butterfly valves provide bidirectional deadend service in commercial and industrial service. Valvtech inc quality butterfly valves allentown pa. Click here to download this entire section, or select specific data sheets in the list above. Provide certification that the butterfly valve and all component parts to be furnished are manufactured and tested in accordance with the latest edition of awwa standard c504. Recommended for valves 8 and larger, for troublefree operation in all moisture and weather conditions not submersible.
A butterfly valve is a quarterturn rotational motion valve, that is used to stop, regulate, and start flow. The kflo 47 series butterfly valve is a large diameter valve line designed for a wide variety of liquid and gaseous applications. The butterfly valve must be capable of being locked in any position, suitable locking device to be provided. The new generation of butterfly valves and actuators from belimo. The manufacturer shall have produced awwa butterfly valves for a minimum of five years. The valves are supplied in wafer or lugged variants and may be lever or gearbox operated. Lined butterfly valves are successfully employed in the semiconductor, chemical, petrochemical, mining, pulp and paper and oil and gas industries, among others, outperforming other types of valves where highly corrosive gas, liquid, slurry or powder is used. Vf series standardpressure, standardtemperature butterfly valves.
This valve is not designed to handle impacts of any kind. 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. F l ow r a t e % cv is defined as the flow in gpm that a valve will carry with a pressure drop of 1. Do not use excessive force on any components to seat the valve.
Valve to be suitable for mounting either in horizontal or in vertical piping. Tm1023 braymccannalok butterfly valves technical manual. Probalance range offers a wide variety of flow management systems and static balancing valves, providing the ultimate in accuracy and reliability. This allows the reuse of existing actuation when replacing legacy butterfly valves in most cases. It as so common that no one even bothers to use the word wafer when ordering a butterfly valve. Bim files series 41 manual bray highperformance butterfly valve series 41 manual bim model. Valves b5101 series butterfly valve the bradford pull handle butterfly valve offers various stainless steel handle options. We also offer pneumatic or electric actuators for automated control. It includes types of butterfly valve, gate valve, check valve, globe valve, ball valve, air vent valve, solenoid valve, pressure reducing valve and others. China butterfly valve manufacturer,supplier,exportertjl. Module 5 miscellaneous mechanical components provides information on significant mechanical devices that have widespread application in nuclear facilities but do not fit into the categories of components covered by the other modules.
Boscl resilientseated butterfly valves are designed to handle a wide variety of liquids and gases. Series 47 valves are available in flanged connections thru 168, and mechanical. Lkb ultrapure butterfly valve, asme td 480002 4 2 6 1 3 5 1 6 1a 4 intro 201007. Lower torques mean less costly actuation packages, and the maintenancefree design helps keep your budget under control. The butterfly valve is designed for easy maintenance. Carbon steel body stainless steel disc and stem iso 5211 actuation mounting. Hattersley butterfly valves are compact quarter turn valves. Check valves or non return valves are designed to ensure one way flow only. Awwa butterfly valves can be applied in applications demanding highquality and thoroughly tested valves which offer many years of troublefree service. A 90 rotation of the handle provides a complete closure or opening of the valve. For valves supplied with a chainwheel, the positive restraint option is recommended. Butterfly valves introduction quarter turn rotational motion. Ansi 125150 din pn10 din pn 16 flowserve rx butterfly valves rubber seated available in a wide variety of seats including nitrile, epdm, ept, neoprene, silicone, hypalon, viton, halarlined. Seat shall be a nonliner type interlocked to valve body.
High performance flowseal high butterfly valves bay port valve. Again the orientation of the butterfly determines the flowrate. 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. Ease of operation fluoroseal lined butterfly valves can be supplied with a wide. Files can be provided in earlier versions on special request. The bradford butterfly valve is a sanitary valve for use in stainless steel process systems. 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. The valve consists of two valve body halves, valve disc, bushes for the stem and seal ring. Flowseal high performance butterfly valves are available in sizes from 2 48 in asme pressure classes 150, 300, and 600 and are available with a diverse range of actuation options. This design makes the disc cam back and away from body seat, eliminating wear between the seat and seal ring. 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 disc is closed against the seal when the handle is at right angles to the process line.
You also get the assurance of the nibco warranty, along with superior customer service expertise. Nevertheless, the valve can pose dangers, especially if the valve is not used in accordance with its intended use, the valve is not used correctly. The most common check valve is the disc type horizontal or vertical. Butterfly valve seat disc function the seat in most resilientseated butterfly valves generally has molded 0rings on the flange face. Valves with seats in viton or silicone are limited to 6 bar 90 psi maximum pressure wafer, lug, or double flange flange connections available. Butterfly valves model xd381x 11152017 datasheet created properly support all piping on the inlet and outlet of the butterfly valve.
Lkb ultrapure butterfly valve, asme pos qty denomination 25 mm disc 8 38 mm disc 8 51 mm disc 8 63. Equipments directive 201468ue ped appendix 1 for fluids of the groups 1 and 2. Wafer style is the more common of the two and is less expensive than the lug style. Different types of valves with pdf file engineering.
The handle is fitted onto the valve by means of a capblock system and screw. Cv values for dj series butterfly valves 0 10 20 30 40 50 60 70 80 90 100 10 20 30 40 50 60 70 80 90 valve opening. Valve controls the flow of liquids and gases through pipes and tubes. Dezurik awwa butterfly valves are designed for applications throughout water and wastewater treatment plants, water distribution systems, power plants, and industrial plants. Alfa laval lkb ultrapure butterfly valve spare parts. Lower head loss means getting the most from your pumping station dollar. As part of crane valve group, flowseal high performance butterfly valves are backed by the resources and experience of one of the worlds largest valve producers with a delivery and quality track record that is unparalleled in the industries we serve. In order to download a dwg file or pdf file to your hard drive, right click on the link and save target as. As one of the most durable resilientseated butterfly valves in the industry, camerons demco butterfly valve excels in a variety of applications. Call our knowledgeable customer service at 1800800bray 2729. The valve design is based on a double eccentric geometry of the disc rotating center, utilizing a floating radius machined seal ring, in conjunction with an inclined cone seating surface of body. Cast iron flatface, steel raisedface, both slipon and weld.
Awwa rubber seated butterfly valves model 511a flanged butterfly valve sizes 3 through 20 body style flanged x flanged ends pressure class class 150b per awwa standard c504 working pressure 150 psig flanges flat faced and drilled in accordance with ansi b16. The butterfly valve boasts a long life span and has few faults. The memory stop can be set to any preset opening point. A butterfly valve is a valve which can be used for isolating or regulating flow. Flowseal high performance butterfly valves are available in sizes from 2 48 in. How to specify rx butterfly valves rx size type end drilling body disc shaft seat operator example. Valve sizes nb 300 and below shall be provided with hand levers and all other higher size valves shall be provided with gear unit. Ideally suited for both the beer and wine industries, the value style can also be used for other process lines within the. Resilient seat seals bubbletight against the disc, isolating the valve. If a safety label becomes obscured or has been removed. Unique valve seat design soft seat flowseal is one of the worlds leading manufacturers of high performance butterfly valves. Flowseal high performance butterfly valves are available in sizes from 48 in asme pressure classes 150, 300, and 600 and are available with a diverse range of actuation options. Linings are epdm or nitrile rubber depending on the intended service conditions. To make your selection easier, nibco offers specification and submittal assistance.
The oring provides the necessary valve to flange sealing thus eliminating the need for. These valves are simple, rugged and above all, dependable. Wafer type butterfly valves flange bolt dimensions. Austenitic stainless steel disc and epdm rubber seats can handle many different kinds of line fluid without concern of corrosion. Flanged, lug and wafer style valves are designed and suitable for installation between asme class 125 andor 150 flanges. Here we are going to talk about the butterfly valve. Crane fluid systems offers a full range of general valves, wras approved public health valves for hot and cold water systems and pipe fittings and unions, many of which carry the bsi kitemark. Butterfly valves bv are installed overhead where there are many. The butterfly valves desponia meet the safety requirements of the pressure. Mixproof butterfly valve tsmart 9 vantec system ab. Pdf failure mode and effect analysis fmea of manually and. The c200 is a general purpose valve designed to meet the needs of many different industries including hvac, oil and gas production, agriculture, chemical.
The body is elastomer lined providing a resilient bubble tight shut off. The wafer style butterfly valve is just about the standard. Only flowserve replacement repair parts should be used. Stdapiipetro std bo7engl l777 m 0732290 05b529b too m foreword this standard is a purchase specification for butterfly valves designed for installation between flanges specified in asme b16. Valve design features unique seat and disc design ensures positive valve sealing while maintaining low seating torque butterfly valve discs are precision machined to half ball profile.233 424 1234 1245 1068 222 1182 254 113 1047 178 1116 919 687 1083 481 877 157 242 300 287 639 663 1100 670 338 146 173 913 672 926 446 776 832 439 1037 44 534 306 947 126 1339 1330 1432 855 440 76 1249 1191