Butterfly valves butterfly valves use a similar principle to ball valves. 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. Quality is designed into series 200, 225, and 250 butterfly valves from center line. All valves started working with bray valves following our last ad biogas show at the nec when we were approached by bray. A major design advantage of bray valve product lines is international compatibility. Glwa contractor, com smith contacted other valve manufacturers to determine if any could provide an ais compliant valve that would meet the specified requirements for the valves. Tm1050 resilient seated butterfly valves technical manual. Valve pressure rating 200 psi, 225f continuous and 250f intermittent service, lug style, bunan moldedin seat liner, cf8m stainless steel disc, stainless steel stem with copper bushings, operating mechanism.
Caution when handling the valve, care should be taken not to scratch the disc edge or seat. Huamei high performance butterfly valves are available in sizes from 2 60 in ansiasme, din standards. The bray series 3233 resilient seated butterfly valve has many of the design features and benefits of the smaller bray valves, such as high cv ratings, minimum parts exposed to the line media, greater reliability and a proven record of long service life. Brays series 20 valve is a wafer version with flange locating holes, and. Butterfly valves shall be as manufactured by flowserve durco btv model btl48ivnwx sizes as designated on the drawings, bray series 23 model, or approved equal. High performance butterfly valves braymccannalok mk. Please refer to bray es drawings on the bray website, bray reserves the right to change product dimensions without notice. Flange locating holes shall be provided on wafer bodies to allow for quick and precise alignment during valve installation. The relationship works both ways with bray as they also buy the sun yeh electric actuator not only here in the uk but around the world. Brays selection of seat materials includes various elastomers and teflon lined elastomers. Join the grabcad community today to gain access and download. Conclusion in most applications for butterfly valves, especially 20.
When compared to gate, globe, ball, diaphragm and plug valves,the braymccannalok butterfly valve is significantly smaller and lighter weight, therefore installation space, time, and maintenance costs are greatly reduced. Series 31h lug resilient seated butterfly valves are drilled and tapped to meet asme class 125150 and pn16 flanges. Internal disc to stem connection series 3031 sizes 2 20 50mm500mm bray offers double d precision machined lats. Bray series 30 wafer or series 31 lug or approved equal. Series 20, series 21, series 22, series 23, series 30 series 31, series 31h, series 31u, series 3a, series 3ah, series 32, series 33, series 35, series 36, series 36h, series 35f. Shall be onepiece lug design with extended neck to allow for 2 of piping insulation. These valves are structured to handle the low pressure steam of evaporators. Butterfly valve types pdf bray butterfly valves series 41 nibco butterfly valves butterfly valve size chart bray valve. Based on bray s awardwinning double offset design, the bray mccannalok navy valve incorporates over 10 years of proven industry performance into a new, highly versatile valve, which is precision engineered to comply with milv24624. Butterfly valve types pdf bray valves series 41 nibco size. Tm1023 bray mccannalok butterfly valves technical manual.
Flowseal high performance butterfly valves are a standard in many industries. Under an iso 9001 quality assurance program, it assures each valve we produce meets or exceeds your application requirements. These manufacturers indicated that they could provide ais compliant butterfly valves. Tm1023 braymccannalok butterfly valves technical manual. Bray mccannalok navy high performance butterfly valve wo. Consult bray internationals entire series 404142434445 ultimate high. Based on brays awardwinning double offset design, the braymccannalok navy valve incorporates over 10 years of proven industry performance into a new, highly versatile valve, which is precision engineered to comply with milv24624. High performance butterfly valves braymccannalok mk series. Total torque for case i using a symmetrical disc butterfly valve is the sum of hydrostatic. Bray series 20 wafer or series 21 lug or approved equal.
Bray valves resilient and high performance butterfly. Valve torque rating bray has classified valve torque ratings according to 3 types. The seat in a resilientseated butterfly valve, whether like brays or hardback in design, generally has molded orings on the flange face of the seat. A major design advantage of the bray product line in international compatibility. Assurance program that assures each valve we produce meets or exceeds your application requirements. Resilient seated butterfly valves series 200 225 250. When compared to gate, globe, ball, diaphragm and plug valves, the braymccannalok butterfly valve is significantly smaller. With an isolating valve part of a piping system can be isolated, thus preventing. It is the most universal and economical of seat materials offered by bray. High pressure resilient seated butterfly valve series 31h. Resilient seated butterfly valves 3 features and benefits 1 20 25mm 500mm isolation from line media bray s seat design and internal disc to stem connection isolates the line media from the body and stem. Series 41r double offset high performance butterfly valve. Consult bray for torque information corresponding to specific application.
The seat in a resilient seated butterfly valve has molded orings on its flange face. Whats different about zero, double and triple offset. The variety of disc materials includes metal and elastomer, nylon, or teflon covered metals. The seat in a resilientseated butterfly valve, whether like bray s or hardback in design, generally has molded orings on the flange face of the seat. Bvc has supplied highperformance valves to a diverse range of industries and applications since 1995. Series 70 on bray valves bray actuators mount directly to bray valves without using any external linkage. The braymccannalok high performance valve delivers the highest quality and highest.
Brays series 30 valve is a wafer version with flange locating holes, and the series 31 is the companion lug version for deadend service and other flange require ments. Please sign in to your account to see your pricing, which may be different from the price displayed. Bray butterfly valves houston, tx automated, resilient. Bray valves resilient and high performance butterfly valves. Of important significance also is the fact all epdm seat materials sold by bray are food grade. Visit our official website to view our competitive advantage products, work with us to generate more valve business. The bray mccannalok high performance butterfly valves innovative design offers rugged reliability and extremely easy maintenance in the field. When compared to gate, globe, ball, diaphragm and plug valves,the bray mccannalok butterfly valve is significantly smaller and lighter weight, therefore installation space, time, and maintenance costs are greatly reduced. Bray resilient seated butterfly valves are known worldwide for their durable design, unique industry leading features, and outstanding value to the end user.
Hp butterfly valves hb3 recommended specifications for bray mk series high performance valves valve type. Titanium is the metal of choice for the creation of spy planes that soar in high. Flange hole drilling per international flange standard as specified. Bray controls automated line of butterfly valves, series 31 is available in a lug or wafer style body. Braymccannalok butterfly valve is easily automated with your choice of manual operators, electric and pneumatic actuators, positioners, and controls. Again the orientation of the butterfly determines the flowrate. Bray valves are industry certified and trusted by thousands of businesses worldwide for their reliability and proven design features. Double flanged resilient seated butterfly valve, series. Drawings here you can download image data of our products to support your cad or other professional documents. Bray controls is proud to offer the braymccannalok line of high performance butterfly valves. Bray butterfly valves actuator, ball, gate and check valve.
Butterfly valves resilient seated series 3233 bray. Bare stem, infinite position plate and lock, lever lock, manual gear operator and pneumaticelectric automation, leadfree. The notes and warnings in this document must be observed by the user to ensure hazardfree operation of this device. Epdm is a standard seat material offered in bray resilientseated butterfly valves.
Availability waiver for butterfly valves for the great lakes. Technical manual resilient seated butterfly valves valvtronic. Resilient seated butterfly valves have been designed to be suitable for all types of flanges asme, din, jis and other international flange standards, whether flatfaced, raised face, slipon, weldneck, etc. Shall be one piece wafer or lug design with extended neck to allow for 2 of piping insulation. Independent and internal tests prove braymccannaloks superior service life capability, with zero leakage shutoff. Bray series 3031 resilient seated butterfly valves feature a high strength throughstem design for reliable bidirectional isolation. The braymccannalok high performance valve delivers the.
Since bray does not recommend the use of gaskets between flanges on resilient seated butterfly valves, a uniform flange face is critical to proper valve sealing. The bray mccannalok mk series high performance butterfly valves set the quality and design standard by which all other high performance valves are measured. Brays tongue and groove seat design lowers torque and provides complete isolation of flowing media from the body. Field installation is simple and misalignment is minimized. Lugstyle butterfly valve, pvc, 150 psi, 10 pipe size. Series 20, series 21, series 30, series 31, series 22, series 23, series 32, series 33, series 35, series 36, series 31h, series 3a, series 3ah.
Call our knowledgeable customer service at 1800800 bray 2729 literature. Independent and internal tests prove bray mccannaloks superior service life capability, with zero leakage shutoff. The series 3031 raised the bar and now sets the industry standard. Shall be one piece wafer, lug or double flanged design with extended neck to allow for 2 of piping insulation. When compared to gate, globe, ball, diaphragm and plug valves,the braymccannalok butterfly valve is significantly smaller and lighter weight, therefore installation time and maintenance costs are greatly reduced. Please consult your local bray representative for your specific condition. Valve sizing coefficients cv 16 asme 150 series 40414a valve sizing coefficient cv 16 asme 300 series 42434b valve sizing coefficient cv 17. Proper alignment of any butterfly valve between flanges is critical to good performance of the valve.
Note that the dynamic torque includes all internal friction torque values. Disassembly of the bray stem is just a matter of pulling the stem out of the disc. Huamei high performance butterfly valves are available in sizes from 2. Bray highperformance butterfly valve series 41 manual bim model. They offer proven reliability in applications ranging from vacuum to very high pressure. Bray international product profile 3 a complete listing of approvals and certifications can be found at.
The mk series is ideally suited to high pressure, high temperature, and high cycle hvac applications as well as mission critical hvac applications. The total torque required for operating a bray symmetrical disc butterfly valve at an angle opening between 0and 90 is shown in the dynamic torque section of this manual. Rugged and reliable, our products are engineered to provide years of trouble free service. Series 404142434445 ultimate high performance valve bray. Double flanged resilient seated butterfly valve, series 3a3ah yet. The zero offset butterfly valve is available in epoxy coated cast iron and stainless steel with multiple seat materials such as buna, epdm, viton, teflon, natural rubber and others.
A major design advantage of bray valve product lines is. Braymccannalok double offset high performance butterfly valves, series 40. Butterfly valve ductile iron, lug type, 200 psi ld2122. Compared with traditional butterfly valves and many other valve types, wafersphere butterfly valves deliver several unique benefits. Other valve manufacturers contacted include valmatic and henry pratt. All bray valves are tested to 110% of full pressure rating before shipment. The seat also features a molded oring which eliminates the use of flange gaskets. All necessary precautions need to be taken to prevent. This popular valve is also known as a high performance. Bray controls is proud to offer a high quality line of butterfly valves to meet the requirements of todays. Ever since the 60s, people have been using titanium to create titanium valves for various cars. Brays series 20 valve is a wafer version with flange locating holes, and the series 21 is the companion lug version for deadend service and other flange requirements. Designed for general applications, this valve features long service life, ease of parts replacement, and interchangeability of components.
The braymccannalok high performance valve delivers the highest quality and highest value available for your requirements. Bray series 41 butterfly valve the series 41 offers bidirectional, zero leakage, shutoff at full rated ansi class 150 operating pressures. The braymccannalok high performance butterfly valves innovative design offers rugged reliability and extremely easy maintenance in the field. Series 4x bray mccannalok valves technical manual for information on this product and other bray products please visit us at our web page. Series 70 electric actuator bray commercial division. As a standard seat offering, brays peroxide cured epdm is the most universal and economical seat material used in our resilient seated butterfly valves.
Bray part numbers key for bray valve products file type. The bray mccannalok high performance valve delivers the highest quality and highest value available for your requirements. Bray international product profile 3 a complete listing of approvals and certifications can be found at bray. Bray mk series high performance or energizer totally encapsulated by the ptfe seat. Waferstyle butterfly valve, pvc, 150 psi, 10 pipe size.
However, you can download 4 technical files, 4 specifications files in the section below. The bray mccannalok high performance valve delivers the highest quality and highest. This is also the same valve that for 30 years has proven to be the leader in double offset design for the process industry. Bray butterfly valves catalog jamieson equipment co. Brays series 30 valve is a wafer version with flange locating holes, and the series 31 is the companion lug version for deadend service and other flange requirements.
The grabcad library offers millions of free cad designs, cad files, and 3d models. Shall be two piece wafer or lug design with extended neck to allow for 2 of piping insulation. For sanitary processing and outdoor applications, the bray direct mounting system reduces the possibility of contamination buildup or corrosion between the valve and actuator. Our modular product line of butterfly, ball, knife gate and check valves, actuators and accessories offers the best. The braymccannalok mk series high performance butterfly valves set the quality and design standard by which all other high performance valves are measured. Availability waiver for butterfly valves for the great. Installation, operation and maintenance manual for more information on this product and other bray products please visit our website. A major design advantage of bray valve product lines is international compati bility. Bray controls is proud to offer the braymccannalok line of specially designed high performance butterfly valves for the sugar industry. Additionally, our design and manufacturing facility is certified to the pressure equipment directive ped, and flowseal valves can be ordered as ce marked see page 23. This device left the factory in proper condition to be. Bray mccannalok double offset high performance butterfly valves, series 40. Bray controls uk ltd hasnt formatted technical specifications for bray.
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