Valves should be installed in the (stem) vertical position with the pipe flow horizontal only. For installations other than this, please consult factory when ordering.
阀门应该只能安装在水平流向的管线上，其阀杆应该垂直向上。如果需要其它方式的安装，请在订购阀门时咨询工厂。
When handling solids in suspension, Wedgeplug valves should be installed with the stem vertical.
当处理滞留的固体颗粒时，楔塞阀应该安装成阀杆垂直向上的方式。
The vertical distribution Brix in main stem or tiller are: nodal distance above middle node is higher, top and base modal distance are lower.
无论是主 茎还是分蘖，其 茎秆糖锤度的垂直分布为中部偏上节间较高，上部和 下部节间较低。
应用推荐