The steam trap series products are applicable to steam heating equipment and pipelines with nominal pressure ≤1.6MPa, 2.5MPa, medium temperature ≤200°C, 350°C. They can automatically drain condensate, prevent steam leakage, improve the thermal efficiency of equipment, make the steam system work normally, and save energy. This valve is a new product developed by our company after long-term test on the basis of absorbing the advantages of disc steam trap from various manufacturers. It has the characteristics of large drainage, low air leakage rate, long service life, convenient installation and maintenance, etc.