Product Description: 1, working pressure: 15-20MPa 2, when the handle liquid injection force: 157N 3, the working medium: emulsion containing 1% -2% M10 4, works ball valve, which includes having a valve chamber a valve body, the ball valve with the valve seat intervals form a liquid-sealed valve chamber of two valve seat, and a valve seat disposed in the valve chamber between the two, and by the upper surface of the valve body perpendicular to the valve chamber through the holes the ball valve is provided with a shaft and connected to, disposed within the handle and a spring seat blocking the handle shaft, the return spring and the body combined into one. The advantage of versatility, simple structure, easy maintenance, so the chance of malfunction is reduced to zero. Details: 1, use: ball shutoff valve system for executives, branch piping system failure or maintenance, the need to cut off the flow of high-pressure main line and branch lines of a face, leaving the other in charge of road between the tubing to 2-way system is still working properly, the implementation of standards: MT419-1995 "hydraulic support valve" This valve is mainly made up of body, ball, stem, handle and sealing device component 5, failure analysis and troubleshooting 6, storage ① valve store should exclude net cavity fluid, clean, and anti-rust coating on the 5th low pour hydraulic oil ② while the forward, back to the liquid plastic plug mouth stuffed and placed in a clean dry place at 7, when Ordering Information Order shall ① Description product name, model and specification, also indicates the number of orders, etc. ② The special requirements can be resolved through consultation Model QJ series φ10, φ13, φ16, φ19, φ25, φ32, φ31.5, φ38, φ40, φ51