DN200,
BQ41F46-1.6-DN250,BQ41F46-1.6-DN300,BQ41F46-1.6-DN350,BQ41F46-1.6-DN400,BQ41F46-2.5-DN15,BQ41F46-2.5-DN20,BQ41F46-2.5-DN25,BQ41F46-2.5-DN32,
BQ41F46-2.5-DN40,BQ41F46-2.5-DN50,BQ41F46-2.5-DN65,BQ41F46-2.5-DN80,BQ41F46-2.5-DN100,BQ41F46-2.5-DN125,BQ41F46-2.5-DN150,BQ41F46-2.5-DN200,
BQ41F46-2.5-DN250,BQ41F46-2.5-DN300,BQ41F46-2.5-DN350,BQ41F46-2.5-DN400,
BQ41F46保温衬氟球阀概述：
BQ41F46保温衬氟球阀颇具有代表性的厂家永嘉明科阀门，此阀广泛使用于石油，化工，染化，农药，制酸制碱等行业，通