side flange bearing 面法兰轴承
side member flange 车架纵梁翼边
Hsieh Yu butterfly valve is designed for pipeline system connection between two flanges or with one flange for connection with the pipeline system of which one side has been fixed.
协羽蝶阀是设计用于管路系统连接，两个法兰间的连接或一个法兰间的连接或一个法兰间的连接用于一边已经固定的管路系统。
Side mount, Fix Closeing, Without flange.
侧放，固定关闭，无轮缘。
Side mount, Fix Closeing, With flange.
底部安装，固定关闭，带轮缘。
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