气动对夹式弹性硬密封蝶阀 DT673H-6,DT673H-10,DT673H-16,DT973H-6,DT973H-10,DT373H-16

DT973H-10C-DN800,DT973H-10C-DN900,DT973H-10C-DN1000,DT973H-10C-DN1200,
DT973H-10P-DN50,DT973H-10P-DN65,DT973H-10P-DN80,DT973H-10P-DN100,DT973H-10P-DN125,
DT973H-10P-DN150,DT973H-10P-DN200,DT973H-10P-DN250,DT973H-10P-DN300,DT973H-10P-DN350,
DT973H-10P-DN400,DT973H-10P-DN450,DT973H-10P-DN500,DT973H-10P-DN600,DT973H-10P-DN700,
DT973H-10P-DN800,DT973H-10P-DN900,DT973H-10P-DN1000,DT973H-10P-DN1200,
DT973H-10V-DN50,DT973H-10V-DN65,DT973H-10V-DN80,DT973H-10V-DN100,DT973H-10V-DN125,
DT973H-10V-DN

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