System Response to Center Guided Check Valves

Center guided check valves are often implemented in systems that need to control the flow of a liquid or gas moving through their piping system. These types of valves are incredibly useful for pipelines that require process media to flow against gravity, as the liquid or gas inside the pipeline is likely to travel backwards unless there is something in place to catch it and prevent backflow. Center guided check valves are able to ensure that liquids or gases moving through various types of process control systems are able to continuously move forward, or become stopped at a particular point in the pipeline without experiencing backflow. Systems that deal with hot and cold water are prime candidates for the implementation of center guided check valves.

Center guided check valves are designed to be short, and they possess a low cracking pressure. The cracking pressure defines the point where the valve switches from the open to the closed position. When the valve is open, there is an entrance port and an exit port available for fluids to enter and exit, as long as they are moving in the direction desired by the company for optimal production and circulation tasks and procedures. When there is enough flow volume and pressure to keep center guided check valves in the open position, it means that the pressure has been great enough to compress the spring which controls the opening of the valve. When the spring is compressed, the pipeline is unblocked, and free flow is permitted. The spring is not able to stay compressed without a certain level of pressure, however, and when that pressure from directionally appropriate flow subsides, the spring resumes its normal relaxed position. When the spring returns to its full size, the valve is blocked, and backflow is stopped.

Preventing backflow from occurring is often a necessary component for success for an operation. Backflow could cause contamination, and systems that provide circulation services are charged with the task of only circulating medias that have been properly filtered and refined by other steps in the process. While center guided check valves are designed specifically to prevent backflow of liquids in different types of systems, there are other types of check valves on the market for companies to consider. Other options should definitely be explored if the media in need of manipulation is a gas of some sort. Some types of check valves are utilized in both gas and liquid systems.

The exact material that is used for center guided check valves can also be selected according to company, system, and equipment needs. Different options for center guided check valves include carbon steel, cast iron, stainless steel, and cast alloys. The material that will have the desired impact, or no impact, on the substances flowing through a set of pipes should be most highly considered throughout the selection process. Overall, a company that does research and orders the appropriate part for installation will reap the best results.

Request a Quote