Since 1840, rodney hunt has pioneered safe and reliable flow control solutions in thousands of applications around the world. Orbinox has developed its own pneumatic cylinder range, both single acting and double acting, for our knife gate valves, penstocks sluice gates and dampers. Manual handwheel and bevel gear, pneumatic single and doubleacting, electric and. Variables such as the opening size, product density, head height of material on the gate, and even the type of service the unit will be subjected to will have an impact on the construction of the slide gate. The stem rotates and the lifting nut travels up and down the stem, and thus the gate travels up and down. The vls version with square cross section has a pneumatic actuator integrated in its frame. Nve valves with actuators cylinder bracket assembly. Orders for h10917 slide gate valves will be filled with the new improved blue model after this date. Knifegate valves come in all sizes and can have manual hand wheels or pneumatic actuators to raise and lower. Its current footprint allows it to introduce lean manufacturing methods supported by laser cutting technology. In the vlq version the valves come with a square, in the vlc version with a circular open cross section, whereas in the vlrversion it is rectangular. Full line of customer square and rectangular knife gates that can be fabricated in 34 weeks where others are 810 weeks or even more. Vl slide gate valves are available in a variety of configurations including rectangular sizes. Fabricated slide gate 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.
These specially designed valves are fully customizable to meet any specification. The opening in the slide gate merely moves a disc of material laterally then returns it when the slide gate is reversed. Pvc gate valves, slip x spigot previously purchased designed for quick shutoff in lowpressure or vacuum lines, these quickopening valves provide unrestricted flow for lowpressure tank and drain applications with liquids, gases, drybulk solids, and slurry. Unidirectional kg general dimensions trueline f8112 metal seated veeorifice flow coefficients cv knife gate valve catalogue pds manually operated knife gate valve kgv general dimensionmetal seated kgv. Thermal binding cannot occur with a parallel slide gate valve. Ideal for dry bulk material handling, meyermade knife gates and slide gates are reliable and designed to isolate airlock feeders below from hoppers above. Stainless steel this material is recommended when corrosive conditions make it necessary to add protection. Dhv parallel slide gate valves can be fitted with bypass. We offer many resources for gate design and selection online. For additional help in specifying a gate for your project, we welcome your call to our design and.
Freedom from leakage, independent of temperature or pressure changes. The various precautions and recommendations detailed within this manual are not necessarily all. Send us your spec today and let us design a valve that will fit your needs. And also offers a comprehensive experience in valve automation and failsafe systems with these pneumatic actuators. Must provide a stable base, and installation using flexible couplers is recommended. The principle is simply a knife or gate which is dropped in front of the flow. Question 1 has been superseded by the national minor. Kws slide gates are made for a wide variety of applications. Each application has a unique set of design variables which will impact the overall design of the gate. Hydro gate fabricated slide gates are available in two different material combinations. Gate valves api 600 a world leader in valves velan.
Sealing face of the gate is lapped to provide the best possible seat tightness. Model 42a ribbon blender specifications and dimensions model working capacity full capacity motor agitator trough size overall dimension shipping number cu. Since 1977, vortex has handled thousands of dry materials for more than 10,000 clients worldwide. We have worked with municipalities, utilities, contractors, consulting engineers, and plant operators to solve their toughest design, operation, and application problems. Patented spring pack loaded parallel slide gate valves is one of proud achievement of kvts. The dsv slide gate valve has externally replaceable slide gate supports. The wedge gate concept has been selected by flowserve for its equiwedge gate valve because of several functional advantages. Model 42a ribbon blender specifications and dimensions. In addition, sunco slide gate valves can be used for maintenance purposes in conjunction with a rotary walve or diverter valves. Ideal for handling dry bulk material in gravity flow, dilute phase or dense phase pneumatic conveying applications. Custom designed sizes, pressures and configurations are also available for our slide gate valves. Kvt om manual, hifluidic parallel slide gate valve key valve.
As a final control component the reliable tight shutoff function in the valve is most important control factor. Waterman stainlesssteel and aluminum fabricated gates offer a continuallyselfadjusting seal system offers leakage rates up to 5times better than the awwa c561c562 spec. The valve, which is entirely manufactured in carbon steel, ensures safe interception, excellent durability and is the ideal equipment for heavyduty. Plant personnel are kept safe through the application of fast. Thermal binding is associated with wedge gate valves and occurs when a wedge gate valve is closed at high temperature and is allowed to cool before attempting opening. Vortex slide gates are designed and engineered with two main principals in mind.
Quality, service and flexibility are the trademarks for lorenz. These hydro gate fabricated slide gates are made from type 304 or 316 stainless steel. The wg model knife gate valve is a full flanged heavy duty valve equipped. Vortex is a brand known around the globe for its exceptional valves for handling dry bulk solids. Meyer slide gates and plug valves are an ideal solution for positive shutoff of dry material bulk handling applications. Dezurik pec eccentric plug valves 472 1001800mm dezurik pef eccentric plug valves 336 75900mm dezurik ptw threeway plug valves 316 80400mm. Knifegate valves should never be used in a restrictive role ie half open as the base of the knifegate will wear rapidly and not seal properly when closed. In this case, the slide gate valve would be positioned above the rotary valve or diverter valve and used to stop the flow of material so maintenance can be done on the valve beneath. The elite e5700 knife gate valve has been used successfully in slurry applications, out performing traditional rubber boot design knife gate valves. They allow the plant operator optimal control allowing simple material shutoff for valve maintenance and system operation.
Unlike other manual slide valves the dsv doesnt use an eccentric cam to support the slide gate. Slide gates consist of a rigid frame with a slide plate located inside that opens and closes against the flow of material. Vortex valves serve many industries including chemical, cement. Pvc gate valves shutoff valves grainger industrial supply. The operation and maintenance of this slide gate valve. Corporate office 25500 road 204 exeter, california 93221 office.
Products knife gate valves knife gate valves unidirectional knife gate resilient seat optional. I can use acrobat distiller or the acrobat pdfwriter but i consider your product a lot easier to use and much preferable to adobes a. The keystone f215 slide gate valve is designed to cut through solids to give you. The hilton story 60 years of knife gate valve innovation. Parallel slide gate valve psg the valvtechnologies parallel slide gate valve psg addresses advanced design features and benefits and the need for true inline valve reparability in large diameter, highenergy piping systems resulting from those enhancements. 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. Slide gates henry pratt company valve manufacturer. If you have a unique application and cant see the size and. The removable seat reduces cavities and impact for applications such. All parts are made out of super tough highdensity pvc and highquality stainless steel for maximum durability and corrosion resistance. Kvt parallel slide gate valves psgv are designed for more reliable sealing tightness and valve opera tion in fluid flow control. Reliable, tight shutoff and lowpressure drop operation characterize the flowserve range of gate valves.
Since 1979 lorenz has been north americas leading manufacturer of couplings, tube and pipe bends, fittings, diverter valves, slide gates, cyclones and custom fabricated accessories for the pneumatic conveying, vacuum and bulk handling systems. A nonrising stem is attached to the gate through a nonrotating lifting nut that is permanently affixed to the gate. See q1 above for a discussion about minor components. With a stainless steel stem, slide gate, seat and body liner, it is ideally suited for wet or dry dense and abrasive material. Gate valves gear operated bare stem for actuation 2 piece bonnet design 4 pdf machine is a pdf writer that produces quality pdf files with ease. From all types of cast and fabricated gates to custom valves and. Switch valves for coking service 20 valvtechnologies, inc. Slide a flat, cylindrical, or spherical surface across an orifice for example, gate and plug valves. Waterman valve llc control gates for municipal water. Rotate a disc or ellipse about a shaft extending across the diameter of an orifice for example, a butterfly or ball valve. Flexible wedge, split wedge, slab gate and doubledisk configurations cover a range of requirements to meet any user need, from general service to severe conditions with gross thermal transients or dualphase fluids. Guide index download guide pdf kws slide gates are used to control the discharge of bulk materials from hoppers, bins, silos or conveyors.
Kvt introduce the valves of a long lifetime with free from any problems. The knife gate and sliding gate valves help control gravity batch unloading when handling dry free flowing materials. Slide gate engineering guide bulk material handling. Slide gate valves, slide valve for bulk material processing. Galvanized steel form 12945 gpa 004 effective 982015 the yellow pre2015 style slide gate valve will no longer be available for purchase as a complete unit. Our tapered supports, set on an angle, can be easily replaced while the slide gate remains in. All units are flanged for easy installation under dust collectors, hoppers, bins, silos and chutes. Individual parts of the equalization valves are not available for purchase. Absent a waiver, epa considers valves and hydrants to be domestically produced if the significant iron and steel components of a covered valve or hydrant the body, bonnet, shoe, stem, and wedgedisc gate ball if made of iron or steel, is produced in the u. For nps 28 dn 50200 velan knife gate valves feature high precision investment cast. The figure 215sf features a fully protected seat, a hardened gate, port, seat and guides along with purge ports, giving you a long service life. Move a flexible material into the flow passage for example, diaphragm and pinch valves.
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