Slab Gate Valve Drawing

Class 900 and above gate valves consist of a ring type joint.

Slab gate valve drawing.

This type of valve is very useful in transportation pipe lines for gas crude oil and oil products. The pow r seal gate valve is a premium through conduit parallel expanding gate valve. Depending on the valve service it can be supplied flat face gasket with graphite or ptfe. The slab gate valve is through conduit and piggable.

The parallel expanding gate design provides a tight mechanical seal which is normally unaffected by pressure variations. S slab gate e expanding gate special order expanding gate asme class 2 3 4 6 8 10 12 14 16 18 20 24 30 36 150 s s s s s s s s s s s s s s. Available in sizes 1 13 16 through 4 1 16 for 2 000 through 15 000 psi service slab gate field replaceable. M303 rq 8 gate valve issued.

Many of the features of the fl valve design are common to our type f gate valve which was introduced to the market in 1958. The valve types include gate globe swing check bolted bonnet pressure seal bonnet ball floating trunnion rising stem thru conduit gate slab and expanding swing check full and regular port lubricated plugs dual plate checks wafer and lug. The m j valve model m 303 is a thru conduit slab type fabricated gate valve developed for service in oil gas and liquid applications. Isv series gtds and gtde api 6d through conduit gate valves isv api 6d gate valve production range body size inches legend.

Forged construction metal to metal sealing a slab gate and. Drawings shown are typical. Slab gate valve through conduit rising stem design walworth slab gate valves also named through conduit gate valve are manufactured and tested in accordance with the api 6d standard. Class 300 and 600 valves consist of a circular spiral wound gasket.

March 2009 mj 1791 1 installation operation and maintenance manual for m 303 and rq 8 fabricated gate valves i. Class 150 gate valves consist of a square joint in 2 and an oval one for all other sizes. The floating slab gate uses the natural force of line pressure to obtain a dynamically tight downstream. The floating slab gate uses the natural force of line pressure to obtain a dynamically tight downstream seal in high pressure differential applications.

Including carbon steel stainless steel exotic alloys. The fabricated body allows for a wide selection of material choices. This gate valve also offers exceptional service life with minimal maintenance and provides a low life cycle cost compared to other 5 000 psi valve designs. The m j valve model m 303 is an advanced fabricated body design slab gate valve manufactured and tested to api 6d.

The design of specific valves may vary slightly from the drawings.