Steel wedge gate valves are classified by wedge type. Butterfly valve type 578 gf piping systems english. Valves common types butterfly valves butterfly valves use a similar principle to ball valves. Belimo wafer type and lug type butterfly valves are maintenancefree. 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.
Emerson is where technology and engineering come together to create solutions for the benefit of our customers, driven without compromise for a world in action. Which type of butterfly valve to be specified wafer,lug or doubleflanged. Provides information on applications of many types of valves. En 558 series 20 iso 5752 series 20 api 609 table 1 flange accommodation. Valve design testing manufacturing international standard download free. This unique and improved design provides operating torques that are 15% lower than the original design. Butterfly valves shall be manufactured in accordance with the latest revision of awwa c504, class 150b and conform to nsf standard 61. Wafer pattern butterfly valve type z 011a technical data nominal diameter.
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. Installation and maintenance guide for nibco butterfly. Resilient seated ductile cast iron and cast iron butterfly valve series available in sizes 2 24 and 26 40. Valve gain is the incremental change in flow rate produced by an incremental change in plug position. Resilient seated butterfly valves with valve body and disc in high engineered composite material providing excellent internal and external chemical resistance. The seat is in ushape rubber liner, which covers inside of the body, is. 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 type 240 series pneumatically actuated wafer style butterfly valve from georg fischer is the ultimate choice for the high demands of the industrial world. In lever version, the opening angle is clearly indicated on the index plate. Butterfly valves are offered in wafer and lug types. Butterfly valves make an excellent choice by combining the balance of an economical valve with the performance you expect in a commercial, hvac and an industrial butterfly valve. Neotecha neoseal lined butterfly valves wafer and luggedneotecha shaft connectiondn 40300 metric data valve dimensions wafer and lugged mm size dn type overall dimensions wide ftf weight w l w l kg a b b c d d e n x f m g oh oj ok or s x y nsw e y w l notes slotted locating holes for wafer and lugged version according. The specifications and material grades shown are subject to revision without notice based on our product improvement programme. Introduces the functions of the basic parts common to most types of valves.
Econ butterfly valves are being supplied by several eriks operating companies. 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. Wafer type butterfly valves flange bolt dimensions. The series 2021 valve not only surpasses the high standards required in sanitary valve applications, but it also has unique inherent flow characteristics and capabilities. All types of actuators can be supplied, whether manual or automatic. High strength butterfly valve disc with hand polished edge and. Dimensions ulfm kennedy butterfly valve wafer type remarks. The manufacturer shall have produced awwa butterfly valves for a.
Lower torques mean less costly actuation packages, and the maintenancefree design helps keep your budget under control. The unique double eccentric design from georg fischer means the disc is not in contact with the seal in the open position. En 1092 pn 61016 asme class 150 as 4087 pn 16 flange surface design. Lower head loss means getting the most from your pumping station dollar. Which type of butterfly valve to be specified wafer,lug. Click here to download this entire section, or select specific data sheets in the list above.
When open, the disc is edgeon to the flow and the fluid passes around it, offering limited resistance. This allows the reuse of existing actuation when replacing legacy butterfly valves in most cases. These valves satisfy a wide range of industrial applications and are available in carbon steel or stainless steel, as well. Lug type ansiclass 150 fast runner part nr mainly for the us market. En 12266 leakage rate a iso 5208, category 3 temperature range.
Nero butterfly valves wafer and lug type nero butterfly valves wafer type. Please read these instructions carefully and save them for future reference. Concentric butterfly valves, wafer, lugged and flanged technimex. The range addresses water treatment and distribution systems, power plants, utility lines, fire water lines and hvac.
The new generation of butterfly valves and actuators from belimo. 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. Butterfly valves wafer type 1600kpa 16 bar wafer disc available in nickelplated cast iron, bronze and cf8m 316 stainless steel. Different types of valves with pdf file engineering. For valves supplied with amaterial, chainwheel, the positive restraint option is recommended. Butterfly valve consists of a disc that rotates on a shaft at right angles to the fluid flow. Butterfly valves wafer type o 1600kpa 16 bar o wafer disc available in nickelplated cast iron, bronze and o cf8m 316 stainless steel. Types bfv 125150 lug type bfv 125150 wafer installation butterfly valves are manufactured in accordance with the specifications from iso 5272, international. Applications suitable for heating and conditioning hvac, water treatment and water distribution, industrial applications, agricultural purposes for compressed.
Butterfly valves dimensions 212 robert james sales. A butterfly valve is used to shut off or modulate the flow of a fluid isolation and regulation. These valves feature precisionmachined parts insuring years of dependable operation. Aquaseal 10 integrallymoulded butterfly valve in pn 10 aquaseal 16 integrallymoulded butterfly valve in pn 16.
In order to download a dwg file or pdf file to your hard drive, right click on the link and save target as. Epoxy powder coated body blow out proof stainless steel stem. Butterfly valves can be used as a control valve at an opening angle between 30 and 90. Dimensions, materials and applicability of these valves should be. Butterfly valve types wafer, lug, double offset and. Types of butterfly valves api 609 projectmaterials. 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. Published on august 31, 2017 august 31, 2017 26 likes 3 comments. Series 250 tripple eccentric double flanged type metal seated butterfly valve en 1092 din 2501, pn 6, pn 10, pn 16 bs 4504 pn 6, pn 10 iso 2084 pn 6, pn 10 ks jis, 5k, 10k, 16k semi lug type series 220 document. Products at the heart of all we do more than the some of the parts but theyre not all that make the eriks range industrys best option.
Butterfly valve types wafer, lug, double offset and triple offset types a butterfly valve is a quarterturn rotary motion valve, that is used to stop, regulate, and start the flow. Butterfly valves data sheets downloads hakohav valves. With many bodytrim combinations, there is a series 42 or 44 valve to meet your application. Wafer type butterfly valves with concentric design. Lug style butterfly valves type 578 of gf piping systems gf piping systems butterfly valves reliable product solutions, now updated by means of. Designed specifically for the waterworks industry, lineseal butterfly valves offer the ruggedness and reliability required for buried service and performance. Butterfly valves, since their invention in 1960s became on of the most demanded flow control elements in. So we set our sights on designing the best version of the most widely used butterfly valve type to be more robust and last even longer. Integral epdm cartridge type replaceable liner hand lever or gearbox operated versions available. At siemens, we continuously challenge ourselves to improve butterfly valves to exceed hydronic system demands with improved performance, efficiency and value. Product information butterfly valve discssolid butterfly disc, 316 l. Download valve catalogue, pdf drawing, ga drawing, cross sectional arrangement design drawing, 3d model drawing, valve strainer filter sight glass flow indicator operation and maintenance manual download from here free.
The 14 through 60 butterfly valves are shipped individually with the faces covered using cardboard or plywood to protect the flange sealing surfaces. The contents of this website are presented for information purposes only, and while effort has been made to ensure their accuracy, they are not to be contrived as warranties or guarantees, expressed or implied, regarding the products or services described herein or their use or applicability. Butterfly valve tosv is the only design of its kind that has a field replaceable seal and seat ring. Valves can be categorized also based on their function. The centric replaceable liner butterfly valve is capable of bidirectional. This gain is a function of valve size and type, plug configuration and system operating conditions. Existing butterfly valves can easily be retrofitted with the intellitop 2. The most suitable type of actuator will be chosen in each case in accordance with the working conditions and characteristics of the facility.
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