H64H type power station check valve

One. Structure and characteristics

1. The product is designed and manufactured according to the national standard GB12236, with reasonable structure, reliable sealing and excellent performance.

2. The sealing surface of the valve disc and valve seat is made of iron-based alloy or stellite cobalt-based cemented carbide, which is wear-resistant, high-temperature resistant, corrosion-resistant, scratch-resistant, and has a long service life.

3. Various piping flange standards and flange sealing surface types can be used to meet various engineering needs and user requirements.

4. The valve body has a complete variety of materials, and the packing and gasket can be reasonably selected according to actual working conditions or user requirements, which can be suitable for various pressure, temperature and medium working conditions.

5. The valve disc rotates around the pin shaft outside the valve seat to reduce the violent impact when it is closed.

6. The connection between the pin shaft and the valve clack adopts a built-in structure, there is no external leakage point, and the use is more reliable.

Two, standard specifications