Check valve is a kind of rely on the media itself flow automatically open and close the valve flap valve is used to automatically prevent the reverse flow of medium, lining check valve there are four basic types: HG41 type flange connection through the lift check valve and HG42 type vertical lift check valve, check valve, HG44 vertical HG76 swing check valve.
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.