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China Resilient Seat Gate Valve BS5163 Standard 4 Inch - Quality Suppliers & Factory Direct Sales
Valve Type: |
Resilient seat gate valve |
Structure: |
Non-rising type |
Standard: |
BS5163 |
Workmanship: |
Investment casting |
Sealing direction: |
Bidirectional |
Sealing grade: |
Zero leakage |
Temperature: |
-20°C < T < 120°C |
Operation: |
Handwheel |
Characteristics
The resilient seat gate plate usually adopts the overall encapsulation process, and the sealing surface of the rubber material can compensate for small errors in the sealing surface through elastic deformation, achieving zero leakage. At the same time, the valve stem seal adopts an "O" - shaped sealing ring, usually with three layers, which can effectively prevent medium leakage.
Advantages
- 1 Good anti-corrosion performance: The inner and outer surfaces of the valve body and valve cover are generally treated with epoxy resin powder electrostatic spraying, and the gate is covered with rubber to prevent rusting of the valve body and corrosion of the medium. The connecting bolts are also mostly made of hexagonal bolts with top sealing, further enhancing the anti-corrosion ability.
- 2 Compact structure: The overall valve cover is designed with a concealed stem, and the valve stem nut and gate are two body structures. The valve stem moves inside the valve body, occupying small space and suitable for installation sites with limited space.
- 3 Easy to operate: The "O" - shaped sealing ring design between the valve stem and the valve cover reduces frictional resistance during opening and closing, making valve operation more agile and flexible. The sealing ring can be replaced without stopping the flow of medium in the pipeline.
- 4 Good hygiene: The epoxy resin meets hygiene standards, and the gate is covered with rubber that meets hygiene inspection. The valve stem, valve stem nut, and other parts are made of stainless steel or bronze materials that are not corroded by water and can be used in drinking water systems.
Packing
Standard export wooden case packaging
Application Scenarios
The resilient seat gate valve, with its core advantages of zero leakage sealing, corrosion resistance, and easy operation, is widely used in various fluid transportation systems that require precise flow interception, high medium cleanliness requirements, or complex working conditions and environments.
Frequently Asked Questions
Q What does "resilient seat" mean in a resilient seat gate valve?
A A resilient seat means the gate is fully encapsulated with a rubber material. This rubber coating deforms elastically when the valve closes, compensating for minor surface imperfections and ensuring a tight, zero-leakage seal even under varying pressure conditions.
Q What standard does this gate valve comply with?
A This resilient seat gate valve is manufactured in accordance with the BS5163 standard, which is a widely recognized British Standard for the design, testing, and performance of gate valves used in water supply systems.
Q Is this valve suitable for drinking water applications?
A Yes. The valve components including the epoxy resin coating and the rubber-encapsulated gate meet hygiene inspection standards. The valve stem and stem nut are made of stainless steel or bronze, which are non-corrosive in water, making the valve fully suitable for use in potable water and drinking water systems.
Q What is the operating temperature range of this gate valve?
A This gate valve is designed to operate within a temperature range of -20°C to 120°C, making it suitable for a wide variety of industrial and municipal fluid transport applications in different climate conditions.
Q Can the sealing ring be replaced without shutting down the pipeline?
A Yes. The "O"-shaped sealing ring between the valve stem and valve cover can be replaced without stopping the medium flow in the pipeline. This design greatly reduces maintenance downtime and improves overall system operational efficiency.
Q What are the main application scenarios for this valve?
A This valve is widely applied in water supply and drainage systems, fire protection pipelines, industrial fluid transportation, HVAC systems, and any environment where zero leakage, corrosion resistance, hygienic performance, and compact installation space are required.