Dtd363W-10R-DN600,Dtd363W-10R-DN700,Dtd363W-10R-DN800, 对焊式金属硬密封蝶阀
M5-10,
GMCO803-1/8-3,GMCO803-1/8-4,GMCO803-1/8-6,GMCO803-1/8-
8,GMCO803-1/8-10,
GMCO803-1/4-3,GMCO803-1/4-4,GMCO803-1/4-6,GMCO803-1/4-
8,GMCO803-1/4-10,
GMCO805-M5-3,GMCO805-M5-4,GMCO805-M5-6,GMCO805-M5-8,GMCO805-
M5-10,
GMCO805-1/8-3,GMCO805-1/8-4,GMCO805-1/8-6,GMCO805-1/8-
8,GMCO805-1/8-10,
GMCO805-1/4-3,GMCO805-1/4-4,GMCO805-1/4-6,GMCO805-1/4-
8,GMCO805-1/4-10,
GMCO806-M5-3,GMCO806-M5-4,GMCO806-M5-6,GMCO806-M5-8,GMCO806-
M5-10,
GMCO806-1/8-3,GMCO806-1/8-4,GMCO806-1/8-6,GMCO806-1/8-
8,GMCO806-1/8-10,
GMCO806-1/4-3,GMCO806-1/4-4,GMCO806-1/4-6,GMCO806-1/4-
8,GMCO806-1/4-10,
GMCO913-M5-3,GMCO913-M5-4,GMCO913-M5-6,GMCO913-M5-8,GMCO913-
M5-10,
Dtd363W-10R-DN900,Dtd363W-10R-DN1000,Dtd363W-10R-DN1200, 对焊式金属硬密封蝶阀
GMCO913-1/8-3,GMCO913-1/8-4,GMCO913-1/8-6,GMCO913-1/8-
8,GMCO913-1/8-10,
GMCO913-1/4-3,GMCO913-1/4-4,GMCO913-1/4-6,GMCO913-1/4-
8,GMCO913-1/4-10,
GMCO914-M5-3,GMCO914-M5-4,GMCO914-M5-6,GMCO914-M5-8,GMCO914-