Used for the isolation of sections and branches in pipelines. Dezurik pec eccentric plug valves 472 1001800mm dezurik pef eccentric plug valves 336 75900mm dezurik ptw threeway plug valves 316 80400mm. Properly operated and closed, these valves can effect a drop tight seal but leakage rates of 210 mlmin are acceptable under as 2638. Kennedy valve company was at the forefront in this industry. Metroseal 250 resilientseated gate valves are designed for use in virtually any type of buried or aboveground service for water transmission or distribution lines, sewer force mains and certain types of industrial service within the operating pressure range of the valve. Velan products cast steel bolted bonnet valves gate. The series 3031 resilient seated butterfly valve features a high strength throughstem design which allows for easy disassembly and superior inline support of the disc. Designed specifically for the waterworks industry, lineseal butterfly valves offer the ruggedness and reliability required for buried service and performance. Unidirectional metal seated bidirectional resilient. Theyre designed to meet or exceed awwa standards and have, for decades, been recognized as. Lower torques mean less costly actuation packages, and the maintenancefree design helps keep your budget under. Whether the medium is water, powder or gas with a broad range of materials, we can offer you the optimal solution for your application. Resilient seats can be easily replaced after removing the valve from. The stem is retained in the body by means of a unique stainless steel spirolox retaining ring, a thrust washer and two crings, manufactured.
Flanged gate valve to bs en 10742 bs 51631, avk uk. Independent, thirdparty lifecycle testing has shown that keystone resilientseated butterfly valves last 2. Cad forum cadbim library of free blocks gate valve. Valve is capable of having a bubble tight seal with full flow in the main at. Willamette vbl awwa metal seated ball valve 654 1501400mm willamette vmc metal seated cone valve 648 1501200mm. One special case of manual actuation occurs when the valve is buried and the actuation has to be done from the surface. Jul 14, 20 our resilient seated gate valves are in good qulity and favorable price for the range of softsealing gate valve, resilient seated gate valves etc. Valve has been cycle tested 1,000 times without loss of bubble tight seal. Gate valve ductile iron, fire protection, resilient wedge. Reference standards mss sp81 tis 4058 size standard cv vport cv leakage ccmin tappi allow.
The conical wedge design and angular sealing devices of a metal seated wedge require a depression in the valve bottom to ensure a tight closure. And how do you choose the right gate valve for your needs. Resilient seated gate valve to bs en 10742 bs 51631 for water and waste water. Lower head loss means getting the most from your pumping station dollar. Drawings for figure 731 wafer butterfly valve standard configuration, 2. In addition to popular end connection options, these valves can be ordered with muellers exclusive aquagrip system that incorporates an oring sealed compression connection and integral pipe. These valves are the water industry standard for isolation of a pipeline. 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. Resilient wedge nonrising stem flow control gate valves are used for golf courses and other water installations. Herewith, sand and pebbles are embedded in the bore.
Our complete line of resilient seated butterfly valves provides you. Resilient seated butterfly valves product features suitable for both gaseous and liquid service positive shutoff bidirectionally ptfe bushing standard locking handle standard 212 end of line service standard on lug style ease of automation field repairable 212 phenolic backed seat 1430 aluminum backed seat. Kennedy valve company was at the forefront in this industry wide movement by introducing the ken seal series, awwa c509 resilient seated gate valve. The 2150 is a resilient seat, wedge gate valve for isolation purposes suitable for use with water and neutral. Our dedicated staff has many years of combined experience in building knife gate valves, and they work hard to provide only the highest quality valves possible. Resilient seated avk gate valves with unique features. Our resilient seated gate valves are in good qulity and favorable price for the range of softsealing gate valve, resilient seated gate valves etc. Iron coating epdm or nbr resilient seated gate valve pn16 600mm. In metal seated gate valves, maximum torque on the spindle is associated with initial opening or cracking of the valve. Valves shall be american flow controls series 2500 or 25001 resilient wedge gate valve. Resilient seated gate valve for water and wastewater. Soft wedge resilient seated 10 inch gate valve with ss316 spindle for chemical.
Most of avks gate valves are of the solid wedgeshaped design, but we also offer knife gate valves for wastewater treatment and parallel slide valves for gas supply. Avk resilient seated gate valves are ideal for services that require infrequent operation and where the wedge is kept fully open or fully closed. Nonrising stem, resilient wedge, flanged gate valves. Resilientseated gate valves outside screw and yoke general. During the 1980s, the waterworks industry was introduced to the resilient seated gate valve, a design principle that is now predominantly preferred for use in water distribution systems. Keckley actual 2 340 85 80 020 3 850 195 120 020 4 1,500 340 160 040. Humes avk resilient seat gate valve iso top, 50300mm pn25 5782 and 5783. Humes avk resilient seated gate valve hand wheel, 375400mm pn16 5748. Series 55 resilient seated gate valves installation. The closure member of gate valves either stops or allows flow through the valve and acts somewhat like the opening or closing of a gate and is called, appropriately, the gate valve. Cad blocks and files can be downloaded in the formats dwg, rfa, ipt, f3d.
Theyre designed to meet or exceed awwa standards and have, for decades, been recognized as the original and definitive standard. Series 405nrsrw nonrising stem resilient wedge gate valves are available in sizes 212 50300mm flanged by flanged and 21210 65250mm flanged by grooved configurations. Flexible wedge with low center stemwedge contact, in solid ca15 cr or hardfaced with cr, ss 316, monel or cocr alloy. Thanks to their design and material diversity, centrally mounted, resilient seated shutoff and control valves are almost universally usable. Dezurik bosus uninterrupted seat resilient seated butterfly valves. Technical data dimensions and weights 03 k4 keckley company 3400 cleveland street skokie, illinois 60076 1800keckley reference standards mss sp81 tis 4058 valve seat surface options. A major design advantage of bray valve product lines is international compatibility. Insulation essential for temperatures of 0 c and below. Lower torques mean less costly actuation packages, and the maintenancefree design helps keep your budget under control. Resilient seated gate valve series 31 features and. Dezurik bhp high performance butterfly valves, asme class 300 valves. Resilient seated butterfly valves pipe, valve, fittings. Dobbie resilient seated gate valves are nonrising stem nrs design, where the gate traverses a. Dezurik boscl oncenter resilient seated butterfly valves.
Mueller resilient wedge gate valves have features to make them easier to operate, preserve sealing capability, and interior coating integrity for many years of reliable service. With a tradition of more than 70 years, keystone built its reputation on providing industrial process butterfly valves known for their reliability, long service life, and reduced operating costs. Resilient wedge valves from clow valve company bring the latest technology and more than a century of engineering expertise to your water system. Knife gate valve, 150 psi, large port, metal seat unidirectional with manual hand wheel 16 24 standard with bevel gear. Gate valve drawings, gate valve drawings suppliers and. The sureflow range of figure 500 resilient seated gate valves is designed and manfactured to as2638. Independent, thirdparty lifecycle testing has shown that keystone resilient seated butterfly valves last 2.
Avk resilient seated gate valve, pn16 avk uk valves and. Clow valve was the first to introduce, and still leads in the design and technical development, of. For non potable media applications such as sewage or salt water use the agressive media version refer to local customer centre for. Before the resilient seated gate valve was introduced to the market, gate valves with a metal seated wedge were widely used. May 24, 2018 what is a resilient seated gate valve. Infinity are resilientseated gate valves for open closed operation only.
This animation gives you an introduction to the numerous features of the avk resilient seated gate. Resilient seated avk gate valves with unique features youtube. The valve is operated by a handwheel or a valve key. Sureflow figure 500 resilient seated gate valves are suitable for use with potable water and wastewater in below and above ground applications. The same valve is compatible with most world flange standards asme class 125150, bs 10 tables d and e, bs 4504 np 1016, din nd 1016. Precision machined 431 grade stainless steel has been utilised for the manufacture of valve spindles, providing a significant level of corrosion resistance and high strength. Faf6000 resilientseated gate valve with bolted cover connection. L1 and m1 refer to lug style valves, l 2 and m 2 refer to wafer style. Gate valve description gate valves are primarily designed for onoff services when a straightline flow of fluid and minimum restriction is desired. Page 64 all internal and external surfaces of the valve body and bonnet shall have a fusionbonded epoxy coating, complying with ansiawwa c550, applied electrostatically prior to assembly. Resilient seated henry pratt company valve manufacturer.
Pam gate way resilient seated gate valve saintgobain pam uk. Dezurik vport ball valves vpb dezurik rotary control valves rcv knife gate valves. During the 1980s, the waterworks industry was introduced to the resilientseated gate valve, a design principle that is now predominantly preferred for use in water distribution systems. Resilient seated solid wedge gate valve series 6800. C dimension is listed with elastomer in the relaxed condition. Resilient seated gate valves resilient seated gate valves contain an.
Replaceable resilient seats extend the service life of the valve. City of milwaukee department of public works milwaukee water. Double flanged resilient seated butterfly valve, series. The valves shall be either, nonrising stem or rising stem, opening by turning stem left or rightand provided with 2 square operating nut or handwheelwith the word open and an arrow cast in the metal to indicate direction to open.
The wedge is fully vulcanized with avks own oil and gas resistant nbr rubber compound. During the decade of the 1980s, the waterworks industry was introduced to the resilient seated gate valve, a design principle that is dominant in preference for use in distribution systems. Valves shall be certified to nsfansi standard 61 and nsfansi 372. Valve is capable of having a bubble tight seal at twice the rated working pressure in the fully open and closed positions. Pratt resilient seated knife gate valves range in size from 2 to 24 and are available in ductile iron or stainless steel. Clow valve was the first to introduce, and still leads in the design and technical development, of the bubbletight resilient seating valve. Resilient wedge gate valves in addition to popular end connection options, these valves can be ordered with muellers exclusive aquagrip system that incorporates an oring sealed compression connection and integral pipe restraint in one ready to use easy and quick to install package. C509 2 12 during the decade of the 1980s, the waterworks industry was introduced to the resilient seated gate valve, a design principle that is dominant in preference for use in distribution systems. Blue wcb wc6 cast steel gate valve for power station butt weld gate valve. Resilient seated gate valve on sales of page 5 quality. City of milwaukee department of public works milwaukee. A wide variety of gate valve drawings options are available to you, such as gate, ball, and control. Seat face cocr alloy hardfaced, ground and lapped to a mirror finish.
Resilient seated butterfly valves product features qualified for both gaseous and liquid service positive shutoff bidirectionally phenolic backed cartridge seat ptfe bushing standard locking handle standard 212 end of line service on lug style standard ease of automation. Light weight flange end resilient seated gate valve din f4 ductile iron gate valves. A wide variety of resilient seat gate valve options are available to you, such as low pressure. Soft sealing rubber seat and wedge resilient seated gate valve full bore. Ductile iron body and bonnet for high strength and impact resistance. Awwa c515 resilient seated gate valves resilient seated 248. Gate valves the clow resilient wedge valve, with its unique features and benefits, was the first to be manufactured with both awwa and ulfm approval for all water system requirements.
This animation gives you an introduction to the numerous features of. The valve has a full and straight bore corresponding to the nominal diameter and can be installed independent of the flow direction. Our series 31 gate valves conform to en iso standards and have been. Brays series 3a3ah resilient seated butterfly valve is a double flanged design which can be used for deadend service.
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