欧美国产日韩在线免费观看-欧美日韩成人激情一区二区-欧美久久综合一区二区-亚洲av寂寞少妇久久

防爆型隔爆型揚州電動閘閥Z941H-40 DN150電動裝Z941H電動閘閥產(chǎn)品設(shè)計制造按國家標準GB12235，結(jié)構(gòu)合理，密封可靠，性能優(yōu)良，造型美觀；閥瓣、閥座密封面用鐵基合金堆焊或司太立(slite)鉆基硬質(zhì)合金堆焊而成，耐磨、耐高溫、耐腐蝕、抗擦傷性能好、使用壽命長；閥桿經(jīng)調(diào)質(zhì)及表面Z941H-10C DN32/ Z941H-10C DN40/ Z9B41H-10C DN50/ Z9B41H-10C DN65/ Z9B41H-10C DN80/ Z941H-10C DN100/ Z941H-10C DN125/ Z941H-10C DN150/ Z941H-10C DN200/ Z941H-10C DN250/ Z941H-10C DN300/ Z941H-10C DN350/ Z941H-10C DN400/ Z941H-10C DN450/ Z941H-10C DN500/ Z9B41H-10C DN600/ Z9B41H-10C DN700/ Z9B41H-10C DN800/ Z9B41H-10C DN900/ Z9B41H-10C DN1000
Z9B41H-16C DN32/ Z9B41H-16C DN40/ Z9B41H-16C DN50/ Z9B41H-16C DN65/ Z9B41H-16C DN80/ Z9B41H-16C DN100/ Z9B41H-16C DN125/ Z9B41H-16C DN150/ Z9B41H-16C DN200/ Z9B41H-16C DN250/ Z9B41H-16C DN300/ Z9B41H-16C DN350/ Z9B41H-16C DN400/ Z9B41H-16C DN450/ Z9B41H-16C DN500/ Z9B41H-16C DN600/ Z9B41H-16C DN700/ Z9B41H-16C DN800/ Z9B41H-16C DN900/ Z9B41H-16C DN1000
Z941H-25C DN32/ Z941H-25C DN40/ Z941H-25C DN50/ Z941H-25C DN65/ Z941H-25C DN80/ Z941H-25C 氮化處理