Soft Seat Ball Valve Ptfe

Seats and seat inserts.

Soft seat ball valve ptfe.

However soft seats are not recommended for process fluids that are dirty or abrasive. Seats are hand lapped to the ball as individually matched sets assuring line contact between valve ball and seats resulting in smooth operation and tight shut off class. Soft seats can break down in these conditions. 50 316 powder combined with 50 ptfe.

We provide valve seats manufactured from our af range of materials including ptfe and filled ptfe victrex peek and filled peek materials peek ht vespel pctfe nylon and acetal. Almost all the industrial valves are metal seat and soft seat available. Ansi asme b16 34 should be considered when selecting valve materials of construction. These parameters are guidelines and customers are responsible for materials of construction being compatible with their valve application.

Both of them offers excellent sealing performance and have their unique and irreplaceable advantages and inevitably due to the shortcomings costs abrasion resistant performance working conditions of different materials metal seated valves and soft seated valves both. Apv offers metal seats in different classes of shut off including class i v and vi. Cavity filled seats are standard on our sanitary line of ball valves in both two and three way. C f ptfe carbon fiber filled polytetrafluoroethylene resin this ball seat is made of ptfe reinforced with carbon.

The ball seats are used in class jis 10k 20k asme class 150300 ductile iron stainless steel and carbon steel floating ball valves. Soft seats are generally made of thermoplastic materials like ptfe. The soft seated ball valves are factory tested. Soft seats however aren t suitable for processing abrasive or dirty fluids.

Soft seats are typically composed of thermoplastic components like ptfe. Thrust washers and back up rings. They re great for applications where chemical compatibility is important and where the tightest seal is key. Please consult a t controls for seat material selection for your unique applications.

Soft seated ball valves. Flo tite offers metal seats in different classes of shut. These valves are appropriate for applications in which chemical compatibility is crucial and in situations where having the tightest seal is important. The seat has high mechanical strength and abrasion resistance.

The most common fluoropolymer application is in process valves. Metallic 50 nylon special nylon seats are offered for higher pressure and lower temperature. Line contact between valve ball and seats resulting in smooth operation and tight shut off class.