Type Ball valve with dual seats and single, floating ball design. Uni- or bi-directional sealing, as specified. Ball and seats to be matched sets, and interchangeable for valves of the same bore size. Seats must be field replaceable. Model CST Size 2-inch to 36-inch Class ASME 150–2500 Class Ends RF Flanged
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A ball valve includes a bonnet and a removable insert in which a valve ball and opposed seat rings are contained within a cartridge of separable shells. Cylindrical spring seals of resilient and impervious high density graphite or silicon ruber are mounted on a reduced diameter length of each seat ring. Other embodiments include annular coil springs which compensate for component wear, and ...
Ball Valve is a rotary motion valve. When the stem (Item 04 in Fig. 1) transfers the motion to the connected ball (Item 03), the ball rotates. This ball of a ball valve is rested and supported by the ball valve seats (item 05). This rotation of the ball over valve seats …
Whereas, a gate valve and ball valve has two seats; one on the upstream side and the other on the downstream side. The valve leakage rate is directly proportional to the effectiveness of the seal between the valve disc and seat(s). Valve seats may …
Describes an ASME class 1500, 3 piece bolted body design, full port, floating ball valve, raised face flange ends, A105N body (associated valve materials for –20 degrees F. service), Stainless Steel trim, PEEK seat inserts, Viton seals, meets NACE, is fire safe tested, lever operated, assembled & tested in the USA.
1 SEAT A fully field-replaceable seat extends the overall life of every Tri Lok valve, minimizing downtime and reducing the need for costly off-site repairs or total replacement. The hardened seat eliminates the risk of seat and seal galling, offering an extended lifespan and superior performance compared to Stellite. 2 SEAL RING
This assembly consists of a lead free bronze body, 1 inch NPT end connections, quarter turn ball valve shutoffs with tee handles, top mounted test cocks, two in-line independent check valves, captured springs, and replaceable check seats with an internal relief valve for reduced space requirements.
What is claimed is: 1. A ball valve having replaceable seals comprising, a housing having a longitudinal axis and having an inlet and an outlet and a seal ring sealably positioned in the housing adjacent each of the inlet and the outlet, said seal rings movable longitudinally in the housing and having a sealing surface, said housing including an openable closure flange,
MOGAS standard metal-seated isolation and rotary control ball valves range in size from ½–42" and are available in 150 to 4500 ASME pressure classes. Larger sizes and unique material requirements are available upon request. Customizable Isolation Valves. …
Seats threaded direct ly on to the ductile iron ball shall not be acceptable. Valve seat assembly shall be fully adjustable and replaceable in the field without removing the valve from the line. The ball seat shall be located at the top, when the valve is in the open position.
d) Ball valves shall be field repairable. Balls, seals, and seats shall be replaceable without welding or cutting, except as approved by the COMPANY. Threaded bonnets are not acceptable. e) Valve dimensions shall be identical to the dimensions specified in ANSI B16.10, Face-to-
The Fusion Series Ball Valves have Thread Ends and a Seal Welded or 2-Piece, 316SS or CS (WCB) body, and a Full port. Fire Safe. Replaceable seats and seals and Anti-Static ground. Safety locking handles. API 608 Certified. Built to handle multiple plant applications. 2000psi (to 2") 1500psi (to 4") WOG. 1/4" to 4".
2", anti-static protection, replaceable seats and seals, and safety latch handles. SERIES 80 Body 2 Piece • Optional seal welded body Full Port ¼" through 4" Materials Stainless Steel Pressure Ratings ¼"-4": 1000 psi WOG/150psi WSG Series S80 ball valves have been designed to meet the needs of the chemical, textile and process industries.
Likewise plug and ball valves, depending upon the number of ports they will have several seats. Valve seats can be integral, renewable, or replaceable rings. Small valves are provided with screwed in, swaged in, or welded valve seats, and in big valves they may have any of the seats used in small valves and they will have integrally cast or ...
3" 45° Highlift footvalve to 2" Ball valve assembly - 8 hole inlet footvalve with replaceable seat, reducing to a 2" fire-safe designed ball valve terminating in a 2" BSP outlet spigot and fitted with a 2"BSP cap. The assembly incorporates a 90° sampling point with …
The Pratt rubber-seat ball valve fully complies with AWWA standard C507 for tight-closing, shaft-mounted ball valves. It is a proven, rugged, through-port rotary valve that employs modern design techniques. The Pratt ball valve is suited to throttling and on-off service and is adaptable to a variety of control and shut off applications.
In high-temperature operations, the seat remains white, eliminating the risk of color contamination associated with seats made from darker reinforced materials. Standard in all KTM floating-style ball valves, the E-Seat is excellent on a wide variety of applications but is particularly recommended for use on styrene and butadiene, where low
Metal seated valve designed to handle a variety of service conditions including high pressure, high temperatures, corrosive and erosive applications. Offers live load packings to prevent packing leaks. Propriety ball coating technology to maximize service life. …
Dual Pump Protection Valve (DPV) Slurry Air Release Vacuum Breaker Valves. Dual Slurry Air Release Valve (DSARV) Ball Check Valves (Integrated Seat Design) Dual Slimline Valve (DSFFV) Rotary Disc Isolation Valves. Dual Rotary Disc Valve (DRDV) Tech-Taylor™ Style Single Ball & Double Ball Non-Return Valves.
KF Needle Valves combine rugged construction, dependability and leak-free performance at high and low pressures. These valves offer exceptional regulating properties and high flow capacities in the full open position. Valves are available with metal-to-metal or a …