Operating Conditions and Characteristics of Open Hydraulic Wrench
1.The problem that the nut can not be pretightened is solved.
2.Especially for the pre-tightening of steam turbine shaft, a safe and reliable solution of controllable bolt connection is provided.
3.The head radius is small and decomposable, The problem of non-axial space between bolt and pipe is solved.
4.High strength alloy steel is used to improve the durability and reduce the occurrence of faults.
5.After each working cycle of the wrench, the pump should be run along the return direction, and the wrench should be removed and repositioned.