Cone valve is a kind of valve in water conservancy project. It has two standards. So what is the difference between these two standards? Below, Kangxin Valve will share with you the differences between these two standards. From the full text of the two standards, the cone valve arrangement in the Ministry of Water Resources standard is divided into inclined and horizontal, while the standard of the Ministry of Machinery only describes the horizontal type, and does not mention the inclined type. The structure of the valve is classified into four types: without diversion cover; with fixed diversion cover; with movable diversion cover; energy dissipation in the pipe. This classification method is mainly from the perspective of energy dissipation; The Ministry of Water Resources did not specify the horizontal cone valve. Through the biggest difference of the above standards, it can be seen that the reason for the difference between the two is that the focus of the use of the cone valve is not