dz6dp3-50b/210y北京华德顺序阀

dz6dp型直动式顺序阀

通径6，压力可达到21mpa，流量至60l/min，

以设定压力向次级系统供油。

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北京华德电液换向阀

4weh32h50b/of6eg24nz4  4weh32h50b/of6eg24nz5  4weh32h50b/of6eg24nz5l

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华德电液溢流阀

db3u10ge-3-30b/315w220-50nz4 

db3u10ge-3-30b/315w220-50nz5  db3u10ge-3-30b/315w220-50nz5l

db3u10ge-3-30b/315g24nz4 

db3u10ge-3-30b/315g24nz5  db3u10ge-3-30b/315g24nz5l