Butterfly valve (K220)
       proven chemical valve with liner seal
       direct fitting of actuators and gearing due to integrated flange plate
       available as standard with manual gear box
       PP butterfly valve can be combined with PVDF shut-off disc
       Actuator: electric, pneumatic
       蝶閥K220
       口徑：DN250至DN600
       材質(zhì)：PP、PVDF、PVC-U
       密封材質(zhì)：FPM、EPDM
       此閥為大口徑化工蝶閥，可適用于工業(yè)大型管路系統(tǒng)，襯套可作為法蘭的密封，可直接裝配驅(qū)動(dòng)器而不需要另外的配件。

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