Monthly Archives: October 2019


Maintenance of Hydraulic Stretchers

Hydraulic stretchers, also known as hydraulic nut, is an important tool necessary for ships, which must be skillfully used. Many parts of the main engine need to be installed and disassembled by hydraulic stretcher, such as through bolt, bottom bolt, cylinder head bolt, exhaust valve, etc. Next, it introduces the application and maintenance method of [...]

By |October 23rd, 2019|Hydraulic Bolt Stretcher, Hydraulic Bolt Tensioner|Comments Off on Maintenance of Hydraulic Stretchers

How to Operate High-power Hydraulic Wrench?

At present, high-power hydraulic wrench is used frequently, so how to operate high-power hydraulic wrenches efficiently is very important. Firstly, the inner hexagonal sleeve is selected according to the size requirement of the pre-tightening nut. According to the requirement of nut tightening or loosening, the combination ratchet is determined. (Right ratchet when tightening nut and [...]

By |October 14th, 2019|Hydraulic Wrench|Comments Off on How to Operate High-power Hydraulic Wrench?