Wedge Type Gate Valves have a disc that is in the shape of a wedge that seats against two inclined seats. Solid wedges are used in high flow or turbulent applications such as steam service. Solid wedges are used in high flow or
Doubledisc gate valves lend them selves to part replacement and repair without removal from the pipeline. The Ludlow Rensselaer type can be repacked under pressure.
Double Disc Gate Valves DDGV The Double Disc Gate Valve furnished by Kennedy Valve Company offers rugged construction, easy operation, long
The Double Disc Gate Valve has been desig ned to assure reliable operation under the most severe service conditions. Due to the special configuration and geometry of the upper wedge inclined face, any possibility of locking the disc in closed position is eliminated, even when closed quickly or subjected to severe thermal transients.
14quot; 108quot; Double Disc. Configurable to sizes large enough to handle any task, the 14 108 Double Disc Gate Valve series is a heavyduty solution to flow control. Made from materials befitting their importance in a system and backed by unrivaled service.
List 14 Double Disc Gate Valves continue to be the most rugged commonly used control mechanisms for on/off service. They are used in the general waterworks service; water pollution control; the chemical process industry; iron and steel mills, particularly blast furnace pipelines; in coke oven and byproduct plant pipelines.
Babcock valve's double disc gate valve detail DOUBLE DISC GATE VALVES Double disc gate valves are a special design of gate valves that improves
KENNEDY VALVE Division of McWane, Inc. 1021 East Water Street P.O. Box 931 Elmira, New York 149020931 Telephone (607) 7342211 Fax (607) 7341003 KENNEDY VALVE RESILIENT WEDGE GATE VALVE MAINTENANCE MANUAL This Kennedy Valve general maintenance guide is intended to cover AWWA (C509 amp; C515), UL
Through Conduit When full port gate valve is required or double block and bleed valve is mandatory this design must be used. Through conduit gate valves are designed to API 6D or API 6A. Seats are floating and sealing is made by the upstream seat which is energized by upstream pressure against the disc.
The double disc gate valve has two separate stellited discs and two removable stellited seats rings; these discs are moving between two guides plates; when the two discs are in closed position, a flexible wedges system which
Double Disc Gate Valve Download as PDF File (.pdf), Text File (.txt) or read online.
(a) Vertical Double Disc Gate Valves. (1) Double disc gate valves 14inch and smaller shall be vertical valves with mechanical joint ends for direct buried service and flanged ends for nondirect buried service.
Mar 29, 20120183;32;Miami beach fl. Gear box us open to check for broken pieces.
Doubledisc gate valves shall be designed and manufactured in accordance with AWWA C500 with the following additional requirements or exceptions. 2. SERVICE Valves shall be suitable for frequent operation and for long periods of inactivity.
WedgewithinWedge Gate Valves; Double Disc ThroughConduitType Valves; Downloads; Sitemap; Double Disc ThroughConduitType Valves. Double Disc ThroughConduitType Valves. Design features. Body internal space tight against solid particles when in open position due to expansion bellow device with double sealing ; During valve
DOUBLE DISC WEDGE ASSEMBLY ADVANTAGES Main advantages of double disc gate valves vs gate valves are RELIABLE OPERATION The Double Disc Gate Valve has been desig ned to assure reliable operation under the most severe service conditions.
DoubleDisc Gate Valves FCD ADENIM000300 6 1.0 VALVE DESCRIPTION (Continued) 1.3 Design Features 1.3.1 Bonnet Seals Anchor/Darling Double Disc Gate valves are supplied with two basic types of bodybonnet closures; bolted bonnet or pressure seal.
Hydro Gate Valves; HydroGuard Flushing amp; Monitoring Systems; Echologics A Mueller Technologies Company; Mueller Systems A Mueller Technologies Company; Mueller Co. Gas Distribution Products; Singer Valve Inc. Search keyword(s) Check Valves . Double Disc; Globe; Wafer;
Gate Valves Gate Valves, Municipal Valve amp; Equipment Company is a manufacturer's representative firm selling and servicing water and wastewater treatment equipment, valves and frabricated steel and ductile iron pipe
30quot; amp; 36quot; DOUBLEDISC NRS GATE VALVES STANDARD FL. x M.J. Newsletter Sign up Last Name*
How important is valve selection? Has maintenance been considered? Should old specifications be used? AMERICAN is experienced in both resilient wedge gate valves and double disc gatevalves and answers your questions in this video.
Guichon Valves Double disc gate valve For all fluids with operating temperature below 400176;C (752176;F) Excellent tightness provided by the double disc with ball and socket design ; full bore
Mamp;H DOUBLE DISC GATE VALVES Description and Advantages Mamp;H AWWA Gate Valves are designed primarily for flow control of water in underground pipe lines. They equal or exceed the requirements established by standards of the American Water Works Association and conform to Federal Specifications WWV58B, Type II, Class I.
Page 1 of 2 Engineering Standards 14th Edition Effective Date March 2012 For use in the Denver Water service area Material Specification 4 for DOUBLEDISC GATE VALVES 1. GENERAL Doubledisc gate valves shall be designed and manufactured in
These are slab gate valves specifically designed for delayed coking, ethylene an FCC cracking service. The double disc gate valve has two separate stellited discs and two removable stellited seats rings; these discs are moving between two guides plates; when the two discs are in closed position, a flexible wedges system which is located and
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