OS&Y Resilient Seated Flange End Fire Fighting Gate Valve

Gate valves, including the Grooved End Resilient Wedge NRS Gate Valve , are commonly used in fire protection systems to control the flow of water. They play a crucial role in isolating sections of the pipeline and regulating water supply during firefighting.The OS&Y Resilient Seated Flange End Fire Fighting Gate Valve represents the highest standard of reliability for critical fire protection piping systems. These specially engineered fire fighting gate valves incorporate a robust outside screw and yoke mechanism that provides immediate visual confirmation of valve status - essential during emergency situations. The OS&Y gate valve design features a resilient EPDM seat that ensures bubble-tight sealing capabilities while the full bore design minimizes pressure loss through the valve. Manufactured from high-strength cast iron with corrosion-resistant epoxy coating, the fire protection gate valve maintains operational integrity even after long periods of inactivity, ready to perform when needed most.

Applicable Standards:

Flanges and drilling to BS EN 1092-2

Valves comply with BS 5163

Face to face to BS EN 558-1 base series 3

Pressure test with BS EN12266-2003

Technical Data:

Size: DN50~DN600(2″~24″)

Nominal pressure: PN 16

Temperature range: 0°C~80°C

Suitable for: Water, glycol and neutral liquids

Materials Specifications:

Dimensions - unit: mm

A Fire Gate Valve Working in Fire Piping Systems

1.Installation:

Proper installation of the OS&Y Resilient Seated Flange End Fire Fighting Gate Valve requires careful attention to orientation, support, and accessibility. Fire protection engineers recommend installing the fire fighting gate valve with sufficient clearance around the yoke mechanism to allow for full visual inspection of the stem position. The OS&Y gate valve should be supported independently near the flanged connections to prevent excessive stress on the valve body. Installation teams must verify that the fire protection gate valve is positioned with the stem vertical or within 15 degrees of vertical to ensure proper operation and accurate visual indication of the valve position.

2.Flow Control:

The valve can be positioned to either allow or block the flow of water in the fire piping system. In emergencies, the valve can be quickly closed to control the flow and direct water to specific areas.

3.Regular Inspection:

Periodically inspect the valve to ensure it is in good working condition. Check for any signs of wear, damage, or leakage.

4.Testing:

Conduct regular tests on the entire fire protection system, including the valve, to ensure proper functionality. This may include pressure tests and flow tests.

5.Emergency Response:

In the event of a fire, the valve can be part of an automated or manual system to control the flow of water to the affected area.Always follow the manufacturer's guidelines and adhere to local fire protection codes when installing and maintaining gate valves in fire piping systems. Regular inspections and testing are crucial to ensure the reliability of the system during emergencies. If you're not familiar with fire protection system installations, it's advisable to consult with a professional or someone experienced in this field for guidance.