中油科昊

    单向阀主要用于隔离井液和流体，安装在高压管路中，阻止液体反流，当流体反流时挡板自动关闭起阻止流体反流的作用，完全按照API-6A标准设计生产；

1. High Structural Strength: Made from high-strength alloy steel.
2. Easy Disassembly: Butt-welded ends for easy installation and removal from pipelines.
3. Good Sealing: The flap surface is coated with hydrogenated nitrile rubber for excellent sealing.
4. Long Service Life: Designed for long life under high-pressure conditions.
5. Convenient Maintenance: Daily maintenance can be performed without removing the valve from the high-pressure pipeline.
6. Environmental Adaptability: Suitable for both standard and sulfurous gas operations.

When fluid flows in the direction indicated by the arrow, it pushes the valve disc open, allowing fluid to pass through. Conversely, if the flow reverses, the disc covers the valve seat, creating a seal.

Check valve