PN20-D青铜丝扣截止阀（明杆式）KITZ北泽***高工作压力120℃压力变动小的水、油、气2.1MPa(21bar)饱和蒸气1.0MPa(10bar)材质[Materials]零件[Parts]材质阀体[Body]青铜阀盖[Bonnet]黄铜(DN8Dn50)/青铜(DN80)阀杆[Stem]K-合金阀瓣[Disc]石墨聚四氟乙烯填料[Glandpacking]强化聚四氟乙烯手轮[Handwheel]锌(压铸)(DN8-DN20)铝(压铸)(DN25以上)尺寸[Dimensi***](mm)DNmm152025324080inch1/23/4111/411/22L647890105120145H(全开)113138156184187212D6090100115115135)