Valves

Ball valves are a type of valve that use a spherical ball with a bore (hole) in the center to regulate the flow of fluids or gases. The ball rotates within the valve body to either block the flow completely or allow it to flow through the bore. The ball is typically made of materials such as stainless steel, brass, or plastic, and is connected to a handle or lever that controls its movement.

Ball valves are commonly used in industrial and commercial applications where precise control of fluid or gas flow is required, such as in pipelines, chemical processing plants, and oil and gas refineries. They are known for their durability, reliability, and ease of use, and are capable of handling high pressures and temperatures.

Ball valves come in several different types, including two-way, three-way, and four-way configurations. Two-way ball valves have two ports, one for inlet and one for outlet, and are used for simple on/off applications. Three-way and four-way ball valves have multiple ports and can be used to direct flow in different directions or to mix different fluids.

Ball valves are also available in a range of sizes and materials, and can be designed with different end connections, such as threaded, flanged, or welded, to suit specific applications.

Butterfly valves are a type of valve that use a flat disc or plate with a hole in the center, which is mounted on a rod that is connected to an actuator. The disc rotates around its axis to either block the flow of fluids or gases or allow them to pass through the valve. The actuator can be manually operated, such as a lever or handwheel, or can be powered, such as a motor or pneumatic actuator.

Butterfly valves are commonly used in a variety of industries, including chemical processing, water treatment, HVAC, and food and beverage processing. They are known for their simplicity, reliability, and ease of operation, and can be used in a wide range of applications where precise control of fluid or gas flow is required.

Butterfly valves come in several different types, including wafer, lug, and double-flanged configurations. Wafer butterfly valves are designed to fit between two flanges and are held in place by bolts, while lug butterfly valves have threaded inserts that allow them to be bolted directly to the piping system. Double-flanged butterfly valves have flanges on both ends and are used for larger pipe sizes.

Butterfly valves are available in a range of sizes and materials, and can be designed with different types of seals, such as resilient, metal, or PTFE, to suit specific applications. They can also be designed to handle different pressures and temperatures, and can be used for both on/off and throttling applications.

Gate and globe valves are two types of valves that are commonly used in industrial applications to regulate the flow of fluids or gases.

Gate valves are typically designed to be used in applications where a full, unrestricted flow is required, and are often used in on/off applications. They use a flat gate that slides in and out of the valve body to either block or allow fluid or gas to flow through. When fully open, gate valves have minimal flow resistance and pressure drop, which makes them ideal for applications where a high flow rate is required. However, gate valves are not recommended for applications where precise flow control is required, as they do not provide a range of flow control.

Globe valves, on the other hand, are designed to provide precise flow control in a wide range of applications. They use a disk that moves up and down, perpendicular to the flow path, to regulate the flow of fluids or gases. Globe valves are commonly used in applications where a precise flow rate is required, such as in chemical processing plants, power generation facilities, and water treatment plants.

Gate and globe valves are available in a range of sizes and materials, and can be designed to handle different pressures and temperatures. They can also be designed with different types of actuators, such as manual, pneumatic, or electric, to suit specific applications.

Non-return valves, also known as check valves, are a type of valve that allow fluid or gas to flow in only one direction. They are designed to prevent backflow, which is the reversal of flow direction in a piping system, and to protect equipment and systems from damage caused by backflow.

Non-return valves typically consist of a body, a disc or ball that allows flow in one direction, and a spring or weight that holds the disc or ball in place to prevent backflow. When the fluid or gas flows in the desired direction, the disc or ball is pushed open, allowing the fluid or gas to flow through the valve. When the flow direction reverses, the disc or ball is pushed closed by the spring or weight, preventing backflow.

Non-return valves are commonly used in a variety of applications, such as in water and wastewater treatment plants, oil and gas pipelines, and chemical processing plants. They are available in a range of sizes and materials, and can be designed to handle different pressures and temperatures. They can also be designed with different end connections, such as threaded, flanged, or welded, to suit specific applications.