Flanged lift check valve

Valve body precision casting process, large-diameter resin sand casting, smooth appearance and uniform structure; matching of sealing surface materials to ensure high hardness and poor hardness of the sealing surface, and coloring flaw detection...

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Structural Features:
1. Valve body precision casting process, large diameter resin sand casting, smooth appearance and uniform organization;
2. Pairing of sealing surface materials to ensure high hardness and poor hardness of the sealing surface, and coloring for flaw detection;
3. Strictly hand-matched and researched to ensure that the sealing surface conformity is more than 90%, and zero leakage is achieved.
Structure Design:
Parameters: