Pnuematic O Type Hard Seal Ball Valve

HB2514 PneumaticOType Hard Seal Ball Valve is applicable to chemical, petroleum, metallurgy, light industry and other industries for the shutoff of gas, liquid and slurry. It fearues antistatic function, pressure balance structure, anti blow out function, bidirectional seal, anti fire structure, autocompensation structure of packing, automatic unloading device, exquisite appearance and high quality of interior and compact structure .