气动对夹式弹性硬密封蝶阀 DT673H-6,DT673H-10,DT673H-16,DT973H-6,DT973H-10,DT373H-16
400,DT673H-16C-DN450,DT673H-16C-DN500,DT673H-16C-DN600,DT673H-16C-DN700,
DT673H-16C-DN800,DT673H-16C-DN900,DT673H-16C-DN1000,DT673H-16C-DN1200,
DT673H-16P-DN50,DT673H-16P-DN65,DT673H-16P-DN80,DT673H-16P-DN100,DT673H-16P-DN125,
DT673H-16P-DN150,DT673H-16P-DN200,DT673H-16P-DN250,DT673H-16P-DN300,DT673H-16P-DN350,
DT673H-16P-DN400,DT673H-16P-DN450,DT673H-16P-DN500,DT673H-16P-DN600,DT673H-16P-DN700,
DT673H-16P-DN800,DT673H-16P-DN900,DT673H-16P-DN1000,DT673H-16P-DN1200,
DT673H-16V-DN50,DT673H-1

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