聚四氟密封蝶阀 Dt343H-6C,Dt343H-10P,Dt343H-6R,Dt643H-10C,Dt643H-10R,Dt943H-10C,Dt943H-6P
DN80,Dt643H-6C-DN100,Dt643H-6C-DN125,
Dt643H-6C-DN50,Dt643H-6C-DN200,Dt643H-6C-DN250,Dt643H-6C-DN300,Dt643H-6C-DN350,
Dt643H-6C-DN400,Dt643H-6C-DN450,Dt643H-6C-DN500,Dt643H-6C-DN600,Dt643H-6C-DN700,
Dt643H-6C-DN800,Dt643H-6C-DN900,Dt643H-6C-DN1000,Dt643H-6C-DN1200,
Dt643H-10C-DN50,Dt643H-10C-DN65,Dt643H-10C-DN80,Dt643H-10C-DN100,Dt643H-10C-DN125,
Dt643H-10C-DN50,Dt643H-10C-DN200,Dt643H-10C-DN250,Dt643H-10C-DN300,Dt643H-10C-DN350,
Dt643H-10C-DN400,Dt643H-10C-DN450,Dt643H-10C-DN500,Dt643H-10

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