Pneumatic valve position according to their channels can be divided into straight-through, three-and right-angle type.
气动球阀按其通道位置可分为直通式，三通式和直角式。
Slide valve function of three position directional valve not only affects the working state of hydraulic system but also affects the working performance of implement part when changing direction.
三位换向阀滑阀机能不但影响液压系统的工作状态，也影响执行元件换向时的工作性能。
Plate connected with electric control valve which had large drift diameter, have three -position valve function.
板式连接大通径电控换向阀，有三位阀功能。
The utility model relates to an end-face sealed manual three-position four-way reversing rotary valve.
本实用新型涉及一种端面密封手动三位四通换向转阀。
The utility model relates to an end-face sealed manual three-position four-way reversing rotary valve.
本实用新型涉及一种端面密封手动三位四通换向转阀。
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