1 2 Brass One Way Check Valve

The brass one way check valve is made of high-quality brass material, which has excellent hardness, strength, and ductility, with the size raging from 1/2″ to 4 inch. The sealing surfaces of its valve seat and valve disc are also made of copper material, and a soft-to-soft sealing method is adopted, ensuring an excellent sealing effect.
This check valve is mainly used to prevent the backflow of the medium. It is suitable for occasions such as water and steam pipelines, and can also be used as a device for regulating the flow rate or for cutting off flammable and explosive media. It can ensure that the fluid can only flow in the direction of the water inlet, effectively preventing the backflow of the medium and ensuring the stable operation of the system.
Main features of the 1 2 brass one way check valve.
Structural Features
The 1/2-inch brass check valve typically features a small size, light weight, and reliable performance, making it convenient for installation and disassembly. Its valve disc adopts a swing check structure. When the medium enters, it will open automatically, and when the flow stops, it will close automatically, enabling easy control.
Corrosion Resistance and Oxidation Resistance
Due to the use of high-quality copper materials, this check valve has good anti-corrosion and anti-oxidation properties. It is suitable for a variety of medium environments, especially performing excellently when used in corrosive media.
Product Description
Material | Brass |
Connection Form | Thread |
Structure | Swing |
Pressure | Ordinary Pressure |
Sealing Form | Gland Packings |
Flow Direction | Unidirection |
Application | Industrial Usage, Water Industrial Usage, Household Usage |
Size | G1/2″,G3/4″,G1 1/4″,G1 1/2″,G2″,3″,4″ |
Nominal Pressure | 1.6 MPa |
Price | Lowest Price |
Specification | SGS/UL/ISO90001 |
The data is for reference only, please consult sales@wayvalve.com for details.
The applications of the 1 2 brass one way check valve.







What is a one way check valve??
A one – way check valve, also known as a non-return valve or a one-way valve, is a mechanical device that allows fluid (liquid or gas) to flow through it in only one direction.
It consists of a valve body, a closure element (such as a disc, ball, or flap), and a seat. When the fluid flows in the permitted direction, the pressure of the fluid forces the closure element to open, allowing the fluid to pass through. However, when the fluid attempts to flow in the opposite direction, the closure element is forced against the seat by the fluid pressure, preventing the backflow and closing the valve.
One-way check valves are widely used in various industrial and mechanical systems, such as in plumbing, hydraulic, and pneumatic systems, to prevent the reverse flow of fluids, which could cause damage to equipment, affect the performance of the system, or lead to safety hazards. For example, in a water supply system, a check valve is installed to prevent the backflow of water from a higher – pressure area to a lower – pressure area, ensuring the proper flow of water and protecting the system from potential damage due to reverse flow.
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