Solid Wedge Gate Valve Pdf

Gate valves are used when a straight line flow of fluid and minimum flow restriction are needed.

Solid wedge gate valve pdf.

Connection to the piping flanged ends acc. Ta luft design on request. Solid wedge gate valves. The wedge which is solid design is forged or investment cast steel and is part of the valve trim.

Gate valves use a sliding plate within the valve body to stop limit or permit full flow of fluids through the valve. Wedge gate valve our parallel slide gate valve design offers many advantages over double disc wedge gate valves in providing tight reliable shut off in water and steam service. The seat rings are steel and makeup part of the valve trim. The seating surfaces are ground and lapped.

They are pressed into the valve body and wedged into place forming a seal with the body. Scv valve manufactures superior cast body bolted bonnet os y gate valves in a variety of materials trims packing types sizes 2 thru 48 and pressure classes 150 thru 2500. The gate is usually wedge shaped. 29 old right road ipswich ma 01938 usa t 1 978 744 5690 f 1 978 741 3626 www global weir comparison parallel slide gate valve vs.

When the valve is wide open the gate is fully drawn into the valve bonnet. These cuts vary in size shape and depth. Standard wedge gate valves carbon stainless steel sizes 2 60. Clow valve is a division of mcwane inc.

Double disc gate valves. Special valve incorporated into the wedge external bypass use of solid wedge. Gate valves fully guided wedge for wear reduction of seating surfaces. Solid wedge gate valves are generally used in moderate to lower pressure temperature applications.

Resilient seated gate valves. The seating surfaces are ground and lapped. The wedge shall be totally encapsulated with rubber. B 3 gate valves bolted bonnet gate valves basic configuration threaded and socket weld ends working pressure rating size standard design type a b c h weight figure nps dn mm in mm in mm in mm in kg lb asme 800.

The flexible wedge is a one piece solid disk with a cut around the perimeter. Rotating disc gate valves. Valves shall conform to the latest revision of awwa standard c515 covering resilient seated gate valves for water supply service. Weir valves controls usa inc.

060512 class 150 carbon stainless steel wedge gate valves dimensions weights valve size nps 2 2 5 3 4 6 8 10 12 14 16 18 20 24 28 30 36 40 42 48 52 60. The valves shall have a ductile iron body bonnet and o ring plate. The mechanical characteristics make the scv wedge gate valve are ideal for bi directional total flow system open shut off applications with. To en 12627 operation the gate valves are delivered with a handwheel a manual bevel.

Flexible wedge gate valve.