The valve may only be operated by properly qualified and trained staff. Gate valves are not recommended for throttling service. Installation, operation and maintenance of awwa c509. These systems eliminate all quality issues related to cooling water such as corrosion and contamination. Gate valves should be only be used in the distribution system for main. Increased knowledge of valve design, construction, and function which in turn will improve workmanship, efficiency, and enhance the troubleshooting efforts. Maintenance gate series a lorenz conveying products. Our wafer knife gate valve is a spacesaving option for medium to heavy duty applications. One of the most significant characteristics of this type of valves. Download pdf request a quote place an order download autocad. The cameron smallbore fabricated grove valve is a throughconduit and double blockandbleed valves with fully protected seat faces ideal for longlasting, droptight shutoff in liquid pipelines. Installation it is preferable to install the valve with vacuum on the backside of the gate so the valve body remains under vacuum at all times and the pumpdown of the valve body is eliminated. No more cooling required coolingfree black box and ivg hot runners represent a new generation of valve gate systems that does not require maintenance during the life of the mold.
Caststainless steel instruction manual powell valves. Types of manual valves tlv a steam specialist company. Gate valves are used for onoff service where full flow with minimum pressure drop is desired in full open condition. This manual is issued as a recommendation to the customer concerning the proper use of gate valves.
Typical exploded view of gate valves are shown in figures 2. The wedge assembly is designed to impart sufficient thrust to each disc segment to maintain acceptable seat leakage. The control valve handbook has been a primary reference since its first printing in. To perform normal maintenance and lubrication, the following tools are recommended.
Cad forum cadbim library of free blocks gate valve. Standard for the inspection, testing, and maintenance of. Oteco dm gate valve product brochure oteco dm gate valve product brochure. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users.
The same level of care and caution is recommended in dealing with the maintenance of said valve, and there are steps that you could take if you want to make sure that your gate valve is functioning as best as it. Valve, gas technologies, building engineering, plumbing, building materials report this link. A copy of this page will be distributed to the employee training record file. Oteco float valve product brochure oteco float valve product brochure1. Kvt om manual, hifluidic parallel slide gate valve key valve. If there are any deeper scratches on the sealing surfaces or if the ball is not fully spherical, it must be returned to the manufacturer for repair. When the system pressure overcomes the spring pressure the valve feather will move in the seat creating an exit to atmosphere allowing the system gas or liquid to escape. The operation of resilient wedge gate valve is not like that of a double disc gate valve. From hightemperature coking units to food and pharmaceutical services, gate valves can be trusted to reliably perform. Knifegate valves often just called gate valves, these are used as isolation valves. At powell valves, we maintain a quality management system with strong emphasis on the continual improvement of quality, engineering.
These valves should be used only in the fully opened or fully closed position. Maintenance slide gates meyer industrial solutions. Operation of the gate valve is performed doing an either clockwise to close. Installation, inspection, maintenance, and repair requirements. Operation and maintenance manual for kitz carbon steel, low alloy steel, stainless steel and nickel based alloy gate, globe and check valves flanged, butt welding, threaded and socket welding ends thank you for having chosen kitz products. The preffered pressure side of the valve must be installed to the upstream pipe as show below. Valve maintenance extending the life of your valves. The principle is simply a knife or gate which is dropped in front of the flow. The protected seatface design of double expanding and slab gate valves eliminates degradation of the seat face caused by debris in the process fluid, which makes them ideal for liquid service. For safe and troublefree function and performance of. Plug, type s soft seal 1 this users guide contains information important to the proper installation, maintenance and safe use of an asahi av product. The following article will cover the general mechanism and function of the most typical of these valves used in steam systems, such as ball valves, butterfly valves, globe valves, gate valves, and diaphragm valves according to jis, a valve is defined as. Testing, and maintenance of waterbased fire protection systems. A free powerpoint ppt presentation displayed as a flash slide show on id.
Sop331 valve inspection, exercising, and maintenance final. The dwgversion problem not valid file, invalid file, drawing not valid, cannot open can be solved by the tip 2869. Proper water valve maintenance, and safe gate valve operation, may sound too technical and complicated for the average homeowner. Although rotolok manufactures a stock range of round and square outlet valves 165, 215, 265, 320, 370 and 420mm, mainly to match screw conveyor outlets, a full range of standard and heavy duty valves are made in versions. You can find a copy of the answer key in the back of this course manual in a. Resilient wedge gate valves require considerable torque to fully shut off. This website uses cookies so that we can provide you with the best user experience possible.
Further, doubledisc gate valves offer a forgiving mechanism for rugged, long life, and will function for decades with low maintenance. Original installation and operation manual hawle knife gate valve. The same level of care and caution is recommended in dealing with the maintenance of said valve, and there are steps that you could take if you want to make sure that your gate valve is functioning as best as it should, all the while ensuring that you are safe in the process. Different types of valves with pdf file engineering. Trueline valves offer peace of mind to our valued customers thanks to their quality, advanced technology and industry leading approvals and certifications. General resilientseated gate valves forms a significant component of many firefighting waterdistribution systems. Meyer maintenance slide gates are economical and reliable components used to isolate rotary valves below from hoppers above to control gravity batch unloading. Always wear rubber gloves when handling the gate valve 1. Dec 08, 2012 slide a flat, cylindrical, or spherical surface across the orifice. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful. Location of bypasses on flanged valves gate valves. Fix the valve after it breaks, or do preventive maintenance to keep your valves working smoothly. Gate, globe and check valves flanged, butt welding, threaded and socket welding ends thank you for having chosen kitz products.
The vortex maintenance gate is designed to shut off material from a hopper or silo when maintenance of downstream equipment is required. Remove bolts that hold bonnet actuator assembly to body, or for quickclamp bonnet, undo the clamp. Different types of valves with pdf file engineering discoveries. For safe and troublefree function and performance of the product, ensure to read and understand all items of this manual before valve mounting and operation. Please store this manual in an easily accessible location. Click pdf icon to view or download right click manual data. A gate valve is actuated by moving the disc assembly in and out of. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. In general, the awwa operating formula for openingclosing a gate valve is 3 times the nominal valve size plus 2 or 3 turns of the operating nut. Plug, type s soft seal 1 this users guide contains information important to the proper installation, maintenance and safe use of an. As recommended by that publication, every valve should be operated through a full close and open cycle on a regular schedule to clear the. Gate valve maintenance and adjustment procedure valve maintenance manual 3 i.
Typical exploded view of gate valve is shown in fig. Vent station and pump corresponding to gate valve to atmosphere. In the open position, it positively seals conveying air and material to atmosphere. For indepth information, including assembly instructions, images and sizing charts, please see the submittal sheets below.
In such a design, a wedge slides cross a general passageway in order to control fluid flow like a sliding gate hence, the name. Chapter 8 details typical control valve installation and maintenance procedures. Rotate a disc or ellipse about a shaft extending across the diameter of an orifice. Valve design testing manufacturing international standard download free. 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. Valve should be opened and closed twice with no pressure in line. We use cookies to provide the best experience to you on our website.
The valve seat on the other hand is made of two pieces. Ductile iron gate valve 7xs from boss pn16 7no skus this download is for the 7xs ductile iron gate valve from boss valves. The bypass trim is suitable for the same services as the main valve. All wom products meet iso and api performance and are engineered to surpass quality requirements. If the fluid is very viscous a special type of gate valve known as a knife gate valve can be used. This documents is put together based on our experience and current knowledge it should serve mainly as a guide line to supervisory and maintenance staff. Servicing the plastics, food and chemical industries.
Each type of valve has been designed to meet specific needs. 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. Crane fluid systems flow management systems download. We designed it in response to the industrys need for valves that are able to isolate flow in demanding conditions requiring smaller facetoface flange dimensions. To select the correct valve to fulfill these functions properly, an outline of the different types of valves and their features is given below. Understanding some simple principals of gate valve operation, and how to maintain this device, should be standard knowledge for a homeowner. Shashi menon, in transmission pipeline calculations and simulations manual, 2015. After being installed between the flanges of a pipeline system, the knife gate valve is intended to shut off and convey media within the admitted upper limits for. Lead free brass gate valves lfwgv download free bim. Chapter 14 installation, inspection, maintenance, and repair requirements. Many different types of manual valves are used in industrial applications worldwide. Hva, llc 12880 moya boulevard reno, nevada 89506 u. Installation, operation and maintenance of awwa c509 resilientseated gate valves 1.
Series lfwgv lead free brass gate valves are ideal for general service on water, oil, or compressed gas applications. The size of bypass, as shown in the table below, is in accordance with msssp45. Butterfly valve butterfly valve and globe valve butterfly valve and ball valve butterfly valve and gate valve check valve gate valve globe valve ball valve valve shaped like a. A baiji gate valve is most likely the same with other gate valves in terms of usage. This series features threaded bonnet, nonrising stem and lead free brass body. A valve feather under spring pressure is seated in the valve body and exposed to system pressure. Dezurik pec eccentric plug valves 472 1001800mm dezurik pef eccentric plug valves 336 75900mm dezurik ptw threeway plug valves 3. Aug 07, 20 proper water valve maintenance, and safe gate valve operation, may sound too technical and complicated for the average homeowner. Cf37 conventional knife gate valve installation, operation, and maintenance manual 5. For actual construction details of valves supplied, please refer general assembly drawing gad submitted. Improved maintenance practices which results in fewer maintenance related valve actuator failures, improved valve reliability and increased valve life. Testing and maintenance for valves in water works applications. Gate valve description gate valves are primarily designed for onoff services when a straightline flow of fluid and minimum restriction is desired.
Cf37 conventional knife gate valve installation, operation, and maintenance manual 1. It is recommended that you download this pdf document and assignment to. Examples of the common types are the globe valve, gate valve, ball valve, plug valve, butterfly valve, diaphragm valve, check valve, pinch valve, and safety valve. A gate valve, also known as a sluice valve, is a valve that opens by lifting a barrier gate out of. The valve guard, poppets, springs and wear shims are conventional. Classification of valves major valve parts gate valve globe. This portable document format \ pdf \ file contains bookmarks, thumbnails, and hyperlinks to help you navigate through the document. Some valves are capable of throttling flow, other valve types can only stop flow, others work well in corrosive systems, and others handle high pressure. Understanding some simple principals of gate valve operation, and how to maintain this device, should be. User instructions installation operation maintenance anchordarling doubledisc gate valves 2 1 2. The download includes 1no revit pipe accessory family. These gates deliver a positive shutoff of material flow for service or replacement of the system rotary valve without the hopper being emptied. Smallbore fabricated grove valve schlumberger products.
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