Cast Iron Silent Check Valve
Product Description
MATERIALS
| Product Name | Material |
| Body | Cast lron |
| Guide Pulley | GGG40 |
| Plug | Brass |
| "O"Ring | Rubber |
| Guide Sleeve | Brass |
| Spring | Stainless Steel |
| Gasket | Rubber |
| Disc | GGG40 |
Standard Materials Of Main Parts
| NO | PART NAME | MATERIAL |
|---|---|---|
| 1 | Body | Gg25 |
| 2 | Guide pulley | Ggg40 |
| 3 | Plug | Brass |
| 4 | O Ring | Rubber |
| 5 | Guide Sleeve | Brass |
| 6 | Sping | Stainless Steel |
| 7 | Gasket | Rubber |
| 8 | Disc | Ggg40 |
DIMENSIONS:(mm)
What is a silent check valve？
A silent check valve, also known as a silent check or non-slam check valve, is a type of valve used in piping systems to prevent backflow of fluids. The valve operates by allowing fluid to flow in one direction while blocking flow in the opposite direction.
One of the key features of a silent check valve is its ability to prevent water hammer, which is a pressure surge that can occur when a check valve closes suddenly. This is achieved through the use of specialized designs that control the closing speed of the valve and prevent the water from slamming against the valve.
Silent check valves are commonly used in applications where the prevention of backflow is critical, such as in water supply systems, irrigation systems, and wastewater treatment plants. They are also used in industrial applications such as oil and gas pipelines, chemical processing plants, and power generation facilities.
There are several different types of silent check valves available, including swing check valves, ball check valves, and piston check valves. The type of valve selected will depend on the specific application and the requirements of the system.