Speciality Valve stand as the predominant Rising Stem Gate Valve Manufacturer in India, extending its supply reach to Kerala, Gujarat, and Tamil Nadu. This mechanical marvel, a rising stem gate valve, intricately controls the flow of liquids or gases within pipelines and systems. Recognized for its robust construction, this valve ensures secure flow control.
What is a Rising Stem Gate Valve?
A Rising Stem Gate Valve is a type of gate valve that features a stem that rises vertically as the gate is lifted to open or close the flow. This movement provides a clear visual indicator of the valve’s position, which is crucial for ensuring proper flow control and safety in various industrial applications. When the valve is fully open, the stem is up, and when it is completely closed, the stem is down. This design makes it easy to identify whether the valve is open or closed at a glance. The rising stem gate valve is commonly used in isolation applications, especially in large-diameter and high-pressure lines, where minimising pressure drop is essential. Additionally, the exposed threading allows for easy lubrication, contributing to its practicality.
How does the Rising Stem Gate Valve work?
- The working principle involves a threaded stem connected to the gate inside the valve body.
- The gate, a flat or wedge-shaped barrier, can be raised or lowered to control fluid flow. In the closed position, the gate fully lowers, obstructing fluid passage.
- Conversely, in the open position, rotation of the stem lifts the gate out of the flow path, allowing fluid to pass through.
- Key components include the valve body, gate, stem, handwheel (or actuator), and packing.
- The threaded stem's rotation moves it either upward or downward, directly raising or lowering the gate. This motion provides a visual indication of the valve's status, crucial for operators in industrial settings.
- The rising stem design offers a clear and visible indication, preferred in applications where slow operation is desirable for steady and controlled movement.
Advantages:
- Excellent Shut-Off Capability
- Low Pressure Drop
- Durability
- Versatility
- Precise Flow Control
- Reliability
- Simple Operation
- Cost-Effective
Industries:
- Oil and Gas Industry
- Water and Wastewater Treatment Plants
- Petrochemical Industry
- Power Generation (including nuclear, fossil fuel, and hydropower plants)
- Chemical Processing Industry
- Mining and Minerals Processing
- Pulp and Paper Industry
- Steel and Metal Manufacturing
Description:
- Body materials: Cast iron, Cast steel (WCB, WCC, LCB, LCC, WC6, WC9), Ductile iron, SS304, SS316.
- Class: 150 to 2500, PN10 to PN 450
- Size: 1/2’’-48’’
- Ends: Flanged, Socket Weld, Butt Weld, Threaded.
- Operation: Handwheel operated, Gear Operated, Pneumatic actuated, Electric actuated.
Explore our offerings at: https://www.specialityvalve.com/product-category/rising-stem-gate-valve/
