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          Jiangsu Guoneng Machinery Technology Co., Ltd.
              Pump Series
              Valve series
            PRODUCTS
          Butterfly valve
           
          Spring type fast close butterfly valve Regulating type PTFE sealing butterfly valve Double-clip Tefulong butterfly valve Double-clip butterfly valve
          Double-clip signal butterfly valve. Double-clip rigidity sealing butterfly valve Flange flexible butterfly valve Flange type double eccentric soft sealing butterfly valve
          High-performance double eccentric butterfly valve Metal rigidity sealing butterfly valve Triple eccentric multilevel rigidity sealing butterfly valve Double eccentric TFEE sealing butterfly valve
           
          Ventilated butterfly valve Worm drive Tefulong butterfly valve Energy accumulator type hydraulic-control slow closure back pressure butterfly valve  
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