Copper-inlaid cast iron gate is an ideal equipment for water supply, drainage and sewage treatment, which is designed and improved by absorbing advanced structures and processes at home and abroad. The manufacture and processing of this gate conforms to the CJ/T300-1992 standard of the Ministry of construction and the AWWA standard of the United States. Widely used in municipal, petroleum, chemical, power plants, metallurgy, coal, light industry, food, pharmaceutical, water conservancy, sewage treatment and other water supply and drainage projects. The nominal pressure below 0.1 Mpa is used in pipe ports and junction pits, sediment fields, sewage channels, original station wells, water tanks, etc. to cut off, dredge water flow or regulate water level. It can be used in combination with manual, electric and hydraulic hoists to realize on-site operation or remote centralized control, and can also be controlled by microcomputer. Two-way cast iron inlaid copper gate structure features: the gate is composed of door frame, gate plate, guide rail, sealing strip, adjustable sealing mechanism and other components. The gate has the advantages of simple structure, good sealing, strong wear resistance, simple operation, easy installation, long service life, complete specifications, wide adaptability and so on.