PHD Wafer Butterfly Valve Fully Lugged

A PHD butterfly valve is a type of flow control valve that is used to regulate the flow of fluids in a piping system. It consists of a WRAS approved stainless steel disc that rotates around a central axis, allowing the valve to open and close quickly and efficiently. PHD butterfly valves are used in various industries and HVAC systems due to their compact design, lightweight construction, and ability to handle large volumes of fluid.

The primary function of a PHD butterfly valve is to control the flow of fluid through a pipe. When the valve is in the closed position, the disc is perpendicular to the flow, effectively blocking it. When the PHD butterfly valve is opened, the disc rotates to a position parallel to the flow, allowing the fluid to pass through with minimal resistance. This design allows for quick operation, making PHD butterfly valves ideal for applications that require rapid flow control.

One of the key advantages of PHD butterfly valves is their design, which allows for a relatively small footprint compared to other types of valves, such as gate or globe valves. This compactness makes them suitable for installations where space is limited. Additionally, butterfly valves are lightweight, which reduces the overall weight of the piping system and can lead to lower installation costs.

PHD butterfly valves are operated manually featuring a lever that allows an operator to adjust the position of the disc.

In terms of performance, PHD butterfly valves offer low pressure drop across the valve when fully open, which means they can maintain efficient flow rates. However, it is important to note that they may not provide a tight seal in the closed position, particularly in larger sizes. This characteristic makes them more suitable for applications where complete shut-off is not critical.

Regular maintenance is essential to ensure the proper functioning of PHD butterfly valves. This includes routine inspections for wear and tear, checking for leaks, and ensuring that the actuator and sealing surfaces are in good condition. Proper maintenance can extend the lifespan of the valve and prevent costly downtime in industrial processes.

In summary, PHD butterfly valves are effective flow control devices that offer numerous advantages, including compact size, lightweight construction, and versatility in handling various fluids. Their quick operation and low pressure drop make them ideal for a wide range of applications across different industries. By understanding the features and benefits of butterfly valves, engineers and operators can make informed decisions about their use in piping systems, ensuring efficient and reliable fluid management.

Performance Rating:

Maximum Working Pressure: 16 bar
Working Temperature Range: 0°C to +85°C
(EPDM: -10°C to +120°C)