DN125,D643H-1.0-DN150,D643H-1.0-DN200,D643H-1.0-DN250,D643H-1.0-DN300,
D643H-1.0-DN350,D643H-1.0-DN400,D643H-1.0-DN450,D643H-1.0-DN500,D643H-1.0-DN600,D643H-1.0-DN700,D643H-1.0-DN800,D643H-1.0-DN900,D643H-1.0-DN1000,D643H-1.0-DN1100,
D643H-1.0-DN1200,D643H-1.0-DN1400,D643H-1.0-DN1500,D643H-1.0-DN1600,D643H-1.0-DN1800,D643H-1.0-DN2000,D643H-1.6-DN50,D643H-1.6-DN65,D643H-1.6-DN80,D643H-1.6-DN100,
D643H-1.6-DN125,D643H-1.6-DN150,D643H-1.6-DN200,D643H-1.6-DN250,D643H-1.6-DN300,D643H-1.6-DN350,D64