Item Type: Air Hand Valve Material: Aluminium Alloy Model4HV310-084HV310-10 Working MethodAir Tube CalibreG1/4G3/8 Effective Cross Sectional Area30mm (Cv=4.89)33mm (Cv=5.27) Number of Position2 Position 4 Way LubricatingNo Lubricating Required Operating Pressure Range0-1.0MPa(0-145psi) Proof Pressure1.5MPa(215psi) Operating Temperature-20-70 Working Angle90 Package List 1 x Air Hand Valve 1 x Handle Keep the pipeline clean to prolong the service life. 1Easy Switching: 2 position design enables light rotation for switching as well as accurate positioning. 2Stable Working: The 4 way air valve has large effective circulation area to ensure small pressure loss. 3Secure Sealing: High accuracy valve stem promises perfect matching and good air tightness for sealing. 4Practical Uses: Allows for broad application in automatic production, industrial equipment and so on. 5Good Durability: Through special process, the inner hole has low friction resistance and long service life.