Описание
Data Sheet
– 1/4 -2″ (DN6~DN50)
– W.P.:1000WOG (PN63)
– W.T.: -20°C~425°C
– Investment casting
– Thread end: ASME B1.20.1 (NPT),
DIN 259 / DIN 2999, BS 21, ISO 288-1, ISO 7-1
A threaded vertical check valve is a type of check valve designed for vertical installation in threaded piping systems. This valve is equipped with male threads on both ends, facilitating easy connection to female-threaded pipes or fittings. The primary function of a check valve is to allow the flow of fluid in one direction while preventing backflow.
Here are key features and details about a threaded vertical check valve:
1. Design:
- Check Valve Design: The valve is designed as a check valve, allowing fluid to flow in one direction while automatically preventing reverse flow when the flow stops.
- Vertical Orientation: The valve is specifically intended for vertical installation in the piping system.
2. Connection Type:
- Threaded Ends: The valve features threaded ends, allowing for straightforward installation into a threaded pipe system.
- Male Threads: The threaded ends typically have male threads for connection to female-threaded pipes or fittings.
3. Materials:
- Material Variety: Threaded vertical check valves can be made from various materials, including brass, stainless steel, or other materials suitable for the specific application.
4. Operation:
- Automatic Operation: Like all check valves, threaded vertical check valves operate automatically, allowing fluid to flow in one direction while preventing backflow.
5. Size Range:
- Various Sizes: Threaded vertical check valves come in various sizes to accommodate different pipe diameters and flow requirements.
6. Applications:
- General Piping Systems: Used in a variety of piping systems where preventing backflow is crucial.
- Vertical Installations: Specifically designed for vertical installations, making them suitable for certain applications and space considerations.
7. Thread Type:
- Standard Threads: The threads on the valve typically follow standard specifications, such as NPT (National Pipe Thread), ensuring compatibility with other threaded components.
8. Compliance with Standards:
- Industry Standards: Threaded vertical check valves are manufactured to comply with industry standards and specifications to ensure proper performance and reliability.
9. Versatility:
- Versatile Installation: The threaded ends make these valves versatile for installation in various threaded piping systems.
10. Size Identification:
- Markings: Check valves often have markings or labels indicating the size, pressure rating, and other relevant information to facilitate proper selection and installation.
11. Maintenance:
- Low Maintenance: Check valves are typically low maintenance, as they operate automatically without the need for external control.
Threaded vertical check valves play a critical role in maintaining the integrity of piping systems by preventing the undesired reversal of fluid flow. Their threaded design ensures easy installation, making them suitable for a range of applications in different industries.
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