法兰浮动密封保温球阀 BQ41H-16P,BQ41H-16R,BQ41F-25P,BQ41F-25R,BQ41H-40P,BQ41F-40P,
DN150,BQ41F-25P-DN150,BQ41F-25R-DN150,BQ41H-40P-DN150,BQ41F-40P-DN150,
BQ41F-16P-DN150,BQ41H-25P-DN150,BQ41F-16R-DN150,BQ41H-25R-DN150,BQ41H-40R-DN150,BQ41F-40R-DN150,
BQ41H-16P-DN200,BQ41H-16R-DN200,无锡昌林，BQ41F-25P-DN200,BQ41F-25R-DN200,BQ41H-40P-DN200,BQ41F-40P-DN200,BQ41F-16P-DN200,BQ41H-25P-DN200,BQ41F-16R-DN200,BQ41H-25R-DN200,BQ41H-40R-DN200,BQ41F-40R-DN200,

01/22 10:42