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The Cast Carbon Steel Top Entry Ball Valve for Fluid Isolation is engineered to provide precise fluid isolation in a variety of pipeline systems. Featuring a top-entry design, this valve allows for easy in-line maintenance, significantly reducing downtime and ensuring continuous system operation. Its cast carbon steel construction offers robustness and durability in high-pressure, high-demand environments.
Equipped with an antistatic device, the valve prevents the buildup of static electricity, which is especially important in hazardous systems. The O-ring seals provide a secure, leak-proof seal, preventing any fluid leakage and ensuring safe operation. Additionally, the self-relieving seat and soft seat insert improve sealing performance under varying pressure conditions, ensuring reliability and safety during operation.
● O-Ring Seals: Provides a reliable, leak-proof seal for safe and efficient fluid isolation.
● Soft Seat Insert: Enhances sealing capabilities, ensuring tight shut-off and minimizing the chances of fluid leakage.
| Item | Part. Name | Material |
| 1 | Bonnet | PE |
| 2 | Extension pipe | st37 |
| 3 | Body | st37 |
| 4 | Flat washer | st37 |
| 5 | Butterfly Spring | 60Si2MnA |
| 6 | Ball seat | SS202 |
| 7 | O-ring | EPDM |
| 8 | Ball washer | PTFE+20%C |
| 9 | Ball | SS304 |
| 10 | Stem washer | PTFE+20%C |
| 11 | Stem sleeve | st37 |
| 12 | Stem | SS410 |
| 13 | Stem ring | PTFE+20%C |
| 14 | Stem O-ring | FPM |
| 15 | Sleeve | st37 |
| 16 | Positioning PIN | ASTM1035 |
| 17 | Handle | st37 |
| 18 | Washer | Q235A |
| 19 | Nut | Q235A |
| 20 | Handle cap | ABS |
| Type | Nominal pressure(MPa) | Testing pressure | Suitable temperature(°C) | Suitable medium | |
| Strength (water) (MPa) | Enclose (Water) (MPa) | ||||
| Q340 H-16C | 1.6 | 2.4 | 1.76 | -40~200ºC | Water,Vapour,Oil |
| Q340 H-25C | 2.5 | 3.75 | 2.5 | ||
Q：How does the antistatic device improve safety?
The antistatic device helps prevent the buildup of static electricity, which can be a fire or explosion hazard, especially in flammable environments.
Q:What does the self-relieving seat do?
The self-relieving seatautomatically relieves pressure build-up behind the ball, maintaining optimal sealing performance and preventing potential leakage.
The Cast Carbon Steel Top Entry Ball Valve for Fluid Isolation is designed for reliable fluid control and secure isolation in demanding industrial applications. With advanced features like antistatic devices, self-relieving seats, and soft seat inserts, it offers unparalleled performance and safety. The top-entry design and welded connections simplify maintenance, ensuring minimal downtime. Choose our valve for a solution that combines efficient operation, easy servicing, and enhanced safety for critical systems.
