Diesel Engine Type Boom Hold Valve for EC210B/220D/240B/250D/290B/300D Excavators 454634
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... can maintain the pressure in the hydraulic system in a stable range according to the load and working state of the boom. 2.Flow regulation flexibility: The valve also has a good flow regulation function. During the boom lowering or lifting process, the...
Jin Guan Chen Machinery Parts Business Department, Tianhe District, Guangzhou
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