Before performing any service work on the valve, actuator or mounting kit, follow the. The advantages of using butterfly valves process industry forum. The requirements placed on the service life, reliability and functionality of applied valves inprocess technology especially in the pharmaceutical and food industries are increasing all the time. Installation valve may be installed in any position with a design that minimizes turbulence and maximizes fluid flow through. The series 3031 is engineered to provide bidirectional bubbletight shutoff and isolation of the line media from the stem or valve.
Type55 butterfly valve 2 10 type55 butterfly valves are quarter turn plastic valves with equal percentage type flow characteristics. Triple offset butterfly valve f416 monel k500 174ph f6a f51 xm19 inconel 718 616ht 7 9 1 4 5 6 9 a n p f51 xm19 inconel 718 174ph 410 stl. Integral body locating holes to ensure perfect centering of the valve. F 150720 an iso 9001 company controlling fluids is our expertise k7 item code disc 25mm 40mm 50mm 65mm 80mm 100mm 125mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 600mm. The butterfly nonreturn valve is a typical nonreturn valve for water systems. Specifying and the technical evaluation of butterfly valves. Metex corporation is a distributor of burkert products.
The most common method of presenting this information is by c. Butterfly valve installation guidelines nibco butterfly valves are bidirectional and may be installed with flow in either direction. First offset has positive sealing and increases the sealing capacity. A metal disc in the body of the valve is positioned perpendicular to the flow in the closed position, and rotated one quarter of a turn to be parallel to the flow in the fully opened position. 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. Butterfly valves can be used as a control valve at an opening angle between 30 and 90. Based on the fact that the butterfly valve is available in various designs intermediate flange, end flange and in different materials, it meets the requirements of various applications and processes.
Burkert control valves for water, steam and gas flow. Available in classes 150, 300 and 600 and in sizes 2 to 48 depending on pressure class. Steam solenoids steam valves from our solenoid valves range guarantee a high level of quality and are available as piston or plunger valves. Series 3000 triple offset butterfly valve metal seated triple offset butterfly valves are a fantastic solution for any cryogenic or water project. The valve is supplied as separate parts as standard for welding the valve. Butterfly valves control valves process and control. In size classes greater than dn 100, the flow resistance is clearly lower than in the case of the rk model. Type 2671 data sheet butterfly valve wafer and lug. Type 8803 valve type butterfly valve type 2671 orifice size 50mm 2 port connection flange pattern acc. However, if a small flow resistance is a selection criterion, the resistance is clearly higher in butterfly nonreturn valves than in dual butterfly non.
Preferential areas of application for butterfly valves. The manufacturer shall have produced awwa butterfly valves for a minimum of five years. The disc butterfly has rods on the top and bottom that position the disk in the body and attach to a handle or actuator on the outside of the. Intermediate rotations allow regulation of liquid flow. Triple offset butterfly valve triple eccentric valtorc. Nibco butterfly valves are backed by the nibco 5year 125% limited warranty. Flanged, lug and wafer style valves are designed and suitable for installation between ansi class 125 or 150 flanges. Butterfly valves are wafer valves that operate in pipelines with large diameters. Ease of opening or closing means that butterfly valves can employ less expensive operators. The manufacturer shall have produced butterfly valves for a minimum of five years. Type 8805 can be complemented by a positioner 8792, a pilot valve.
Data sheet butterfly valves valves valves melbourne. 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 generally 40% the cost of an iron gate. Cast iron flatface, steel raisedface, both slipon and weld. Keystone butterfly valves figure ariar2 234 589 1 045 2385 5085 7900 10800 15000 18400 25900 42500 65000 262 647 580 2892 4593 1 0000 1 3000 1 8000 22000 30000 47000 70000 general purpose valve valve sizing rate of flow through a valve depends upon the pressure drop. Excellent seat sealing capability and durability by adopting sphericalsurface disc and sphericalsurface. The valve axis of the shaft is placed behind the center line of the seal. Disc valves category includes series of 22 way proportional valves type 3285. Ttriple ofriple offset butterflfset butterfly vy valvalveses. Flanged, lug and wafer style valves are designed and suitable for installation between asme class 125 andor 150 flanges. 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. The valve delivers bidirectional deadend service without a downstream flange at pressures of 200 psi 2 to 6, 150 psi 8 and 100 psi 10 to12.
Choose nibco butterfly valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. A french high performance butterfly valves designer. Jan 10, 2014 the sanitary butterfly valve consists of a round, split stainless steel body and a stainless steel disc which is positioned in the center of the pipe. These valves feature precisionmachined parts insuring years of dependable operation. Direct mount cartridgestyle ansi 150 butterfly valves. Butterfly valves are used to shut off and control the flow of liquids, gases, and other mixtures of powdered media. Installation and maintenance guide for nibco butterfly valves. The delval series 50 wafer body and series 52 lug body butterfly valves have been developed with extensive. These solenoid valves are suitable for all hazardous areas of category 2 and 3 and are certified in accordance with atex, iecex, eac, nepsi, kosha, tiis. Din en 10921 dn 50 old din2501 connection of pilot air g14 threaded port. Our online ordering process of products and spare parts is quite simple. Type 8805 ball valve butterfly valve with pneumatic.
Topflo standard butterfly valves stand above others in sanitary and fine chemical fields. Top line butterfly valves underwent extensive testing and field evaluation prior to introduction. 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. Lug style butterfly valve ld2000 series sizes 2 thru 12 moldedin liner aluminum bronze disc pages 9 10 ductile iron body 200 psi lug style butterfly valve ld2000 series sizes 14 thru 24 cartridge liner aluminum bronze, di or ss disc pages 19 22 cast iron body 200 psi wafer style butterfly valve wc2000 series sizes 2 thru 12 moldedin. When ordering, please specify the quantity, product name and product number. The rotary actuator is available as single or doubleacting actuator. The items refer to parts list and service kits sections.
Proudly serving satisfied customers for over 50 years. Butterfly valves type 75, 75d pneumatic actuated type tw 3 3 general instructions for transportation, unpacking and storage when suspending and supporting a valve, take ca re and do not stand under a suspended valve. For further technical information, section and dimensional drawings and range of models available please refer to our series of product brochures, technical catalogues and valve manuals. Installation and maintenance guidelines for nibco butterfly. Sanitary butterfly valves overview holland applied technologies. Butterfly valve cast iron, 200 psi, international, n200235 the nibco international lug type butterfly valve provides inline bubbletight shutoff at 200 psi. The butterfly valve is designed for easy maintenance. Type55 manual butterfly valve plastic valves asahiamerica. Product description, dimensions and specifications pdf. Burkert fluid control systems canada can be used wherever fluid media and gases need to be measured, controlled and regulated. The butterfly valve boasts a long life span and has few faults. They provide moderate flow control and therefore can be used for both onoff and modulating service. Neotecha neoseal lined butterfly valves wafer, lugged and double flanged top flange according to iso 5211, simplifies the actuator mounting. Valves can be categorized into the following types, based on their operating mechanism.
Burkert type 8803 dn50 butterfly valve with actuator and. 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. All valves shall be pratt isode flanged butterfly valves and comply with the following details. Bronze angle valve rubber disc 175 psi wwp t301w sizes 1 thru 3 threaded ends page 12 bronze check valve horizontal swing rubber disc 200 psi wwp kt403w sizes thru 3 threaded ends page 14 bronze side outlet globe valve rubber disc 400 psi wwp kt291w3 size threaded ends page ul listed bronze angle valve. Resilient seated butterfly valves are bubble tight by design. 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. The bray series 30 wafer and series 31 lug style resilient seated butterfly valves feature a onepiece body with a highstrength through stem design utilizing an internal disc to stem connection. This valve is not designed to handle impacts of any kind. A butterfly valve is a quarterturn valve used to regulate flow. The burkert double eccentric high performance butterfly valve has many. Burkert uk is extending its ability to provide complete process solutions across key industries with the introduction to its range of butterfly isolation valves. N200235 butterfly valve cast iron, 200 psi, international.
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. With many bodytrim combinations, there is a series 42 or 44 valve to meet your application. A key feature of sbe butterfly valves is the slim profile, bubbletight 1piece discstem assembly, which maximizes flow capacity and offers polished sealing surfaces for leakproof performance. Again the orientation of the butterfly determines the flowrate. The 2671 double eccentric is automation ready with an iso 5211 mounting flange for direct coupling of the actuator. Experience and contributions from numerous technical and practical sources have enabled top line to assume a deserved leadership position. Butterfly valve butterflyvalve high performance 2 way butterfly valve. Different types of valves with pdf file engineering. Butterfly valves have a perfect seal, the short length of the building, light weight and easy to install.
Carbon steel body stainless steel disc and stem iso 5211 actuation mounting. Butterfly valves butterfly valves use a similar principle to ball valves. Oct 17, 2000 a butterfly valve used when the flow direction of fluid is oriented from the shaft2 side of the valve disk 3 toward the flat side leftward on the drawing. Available in sizes up to 12in, the valves offer the key advantages of being light weight and reducing installation size compared to other types of isolation valves. Overall length according to iso 5752, en55815 in addition, the dampers can have join the drive to iso 5211. A regulation to an opening angle below 30 is not recommended due to high flow rates and cavitation, which results in early damage of the valve. Butterfly valve, sizes dn100 through dn1800 pn10 or pn16 rated pressure general butterfly valves shall be manufactured in accordance with bs en 593.
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