Stainless steel 316/304 internal thread two-piece threaded ball valve

A Stainless Steel 316/304 Internal Thread Two-Piece Threaded Ball Valve is a versatile and durable valve used in a variety of applications to control the flow of liquids and gases. Here is a detailed description:

Material:

- Stainless Steel 316: Known for its superior corrosion resistance, particularly in harsh environments such as marine or chemical processing.

- Stainless Steel 304: Offers good corrosion resistance and is widely used in many industrial applications.

Design:

- Two-Piece Construction: The valve is made up of two main components that are bolted together. This design allows for easy disassembly for cleaning, maintenance, and repairs without removing the valve body from the piping system.

- Ball Valve Mechanism: Inside the valve, there is a spherical ball with a hole (bore) through its center. The ball is connected to a lever or handle on the outside of the valve.

Threads:

- Internal Threading: Both ends of the valve have internal threads (female threads), allowing it to be screwed directly onto pipes with matching external threads (male threads). This ensures a secure and leak-free connection.

- Thread Standards: Common thread standards include NPT (National Pipe Thread) or BSP (British Standard Pipe), which should be specified according to the application and region.

Operation:

- Lever Handle: The valve is operated by a lever handle. When the handle is turned 90 degrees, the ball inside the valve rotates to either open or close the passage.

  - Open Position: The hole in the ball is aligned with the pipe, allowing full flow.

  - Closed Position: The ball is rotated so the hole is perpendicular to the pipe, blocking the flow completely.

- Quarter-Turn Operation: This simple 90-degree turn makes ball valves easy and quick to operate.

Seals and Seats:

- PTFE (Polytetrafluoroethylene) Seats and Seals: Often used for their excellent chemical resistance and low friction, providing a tight seal and smooth operation.

- O-Rings and Gaskets: Typically made from materials compatible with the media being controlled, ensuring long-lasting performance and preventing leaks.

Applications:

- Industrial: Used in chemical plants, oil and gas industries, water treatment facilities, and manufacturing processes.

- Commercial and Residential: Suitable for plumbing systems, HVAC systems, and other utility services.

- Marine: Ideal for ships and offshore platforms due to the corrosion resistance of stainless steel 316.

Advantages:

- Durability: Stainless steel construction ensures long life and resistance to wear and corrosion.

- Easy Maintenance: The two-piece design allows for easy access to internal components for maintenance or replacement.

- Reliable Operation: Provides a tight seal and reliable control of flow, reducing the risk of leaks.

- Versatility: Suitable for a wide range of temperatures and pressures, and compatible with various types of media (liquids and gases).

In summary, a Stainless Steel 316/304 Internal Thread Two-Piece Threaded Ball Valve is a robust, reliable, and versatile valve used in many applications to control the flow of fluids and gases, offering ease of operation, maintenance, and superior performance in challenging environments.