德国(LIK)莱克品牌:进口硬密封球阀为偏心金属密封结构，密封形式可分为：金属对金属密封，可调换金属密封圈对金属密封，不锈钢板与石墨复合板密封圈对金属密 封。硬密封蝶阀的驱动形式除了电动之外还有手动，蜗轮杆传动，气动等。本类阀门在管道中一般应当水平安装。
使用范围
金属硬密封球阀适用于Class150～1500、PN1.6～16.0MPa，工作温度-29～425℃(碳钢)或-40～550℃(不锈钢)的各种管路上，用于截断或接通 管路中的介质，选用不同的材质,可分别适用于水、蒸汽、油品、硝酸、醋酸、氧化性介质、尿素等多种介质。
结构特点
阀体材料：WCB、CF8、CF3、CF8M、CF3M、ZG1Cr18Ni9Ti、 ZG1Cr18Ni12Mo2Ti
连接形式：法兰、焊接
驱动方式：手动、蜗轮蜗杆传动、气动、电动
产品范围：公称压力。蜗轮金属硬密封球阀。
译文：
Eccentric metal sealing structure for the metal hard seal butterfly valves, seals can be divided into: metal to metal seal, replaceable metal ring on the metal seal, stainless steel and graphite composite sheet metal seal ring.
Letter. Hard seal butterfly valve electric drive form in addition to outside and manual, worm gear drive, pneumatic etc.. This type valve should normally be installed horizontally in the pipeline.
Range of use
metal hard seal ball valve is suitable for Class150 ~ 1500, PN1.6 ~ 16.0MPa, temperature -29 ~ 425 ℃ (Tan Gang) or -40 ~ 550 ℃ (stainless steel) of various pipelines, used to cut off or connected
The line of medium, use different materials, can be separately applied to water, steam, oil, nitric acid, acetic acid, oxidizing medium, urea and other media.
Structural characteristics
Body material: WCB, CF8, CF3, CF8M, CF3M, ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti
Connection: flange, welding
Drive mode: manual, worm gear, pneumatic, electric
Product range: nominal pressure.