Check Valve Usage: This valve is suitable for water and steam media pipelines with a working temperature ≤120℃, used as a single-direction opening and closing to prevent backflow of the medium. The product structure has the characteristics of rationality, easy use, strong sealing performance, sturdiness, durability, and an attractive appearance. It is mainly used in pipelines where the medium flows in a single direction, allowing the medium to flow in only one direction to prevent accidents.