... figure2:Structural Diagram for pump body of YBZ4-63 high-pressure electric pump2.control valves:The Structure of control valves ... 5.convenient installation and dismantlement 6. 2YBZ2-80 high pressure electric oil pump is our product through self-researched and ... the construction of prestressed concrete structure,bridge,power stations,highways,high-rise building,ground anchorage,etc. 8. matching with ...