WJ44H-16-DN15,WJ44H-16-DN20,WJ44H-16-DN25,WJ44H-16-DN32,WJ44H-16-DN40,角式波纹管截止阀
WJ44H-40-DN32,WJ44H-40-DN40,WJ44H-40-DN50,WJ44H-40-DN65,WJ44H-40-DN80,WJ44H-40-DN100,WJ44H-40-DN125,WJ44H-40-DN150,
WJ44H-40-DN200,WJ44H-40-DN250,WJ44H-40-DN300,WJ44H-40-DN350,WJ44F-40-DN15,WJ44F-40-DN20,WJ44F-40-DN25,WJ44F-40-DN32,WJ44F-40-DN40,
WJ44F-40-DN50,WJ44F-40-DN65,WJ44F-40-DN80,WJ44F-40-DN100,WJ44F-40-DN125,WJ44F-40-DN150,WJ44F-40-DN200,WJ44F-40-DN250,WJ44F-40-DN300,WJ44F-40-DN350,
WJ44H角式波纹管截止阀概述:
角式波纹管截止阀采用波纹管密封的设计,完全消除了普通阀门阀杆填料密封老化快
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