Домкратный цилиндр для буровой установки SJ PETRO RG DFXK BOMCO ZYT HH

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Raising Cylinder


Overview


The raising cylinder is a kind of double-acting multiple-level hydraulic cylinder, and mainly used for raising and lowering the telescoping mast of mobile drilling rig and workover rig.


 


Model of the Raising Cylinder


There are four (4) kinds of raising cylinders which mainly used in the truck-mounted drilling rig and workover rig:


Y(3)127/446, 0# raising cylinder, for ZJ40 truck-mounted drilling rig


Y(3)74/446, 1# raising cylinder, for ZJ30 truck-mounted drilling rig


Y(3)59/370, 2# raising cylinder, for ZJ20 truck-mounted drilling rig


Y(3)45/345, 3# raising cylinder, for XJ250 workover rig


 


Technical Specifications of Raising Cylinder


Model: Y(3) 74/446


Retracted length: 2,000mm


Extended length: 6,465mm


Total stroke: 4,465mm


Rated pressure: 14MPa (2,000PSI)


Load capacity: 740kN@12MPa


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