Machine Tree is a respectable and trustworthy manufacturer and supplier of hydraulic stud bolt tensioners, which is categorized under hydraulic special purpose machines. This tensioner is designed for the purpose of directly stretching the bolt with the application of a pre-specified and known load to the fastener. The said application is done by using two equipment/tools that are threaded puller and hydraulic cylinder. When this application is completed, then the securing nut is rotated with the use of a tommy bar that has short size. This is done along with the process of stretching of the thread until it tightens against the joint face.
The hydraulic stud bolt tensioners are ideal for the pre-loading as well as for de-tensioning of bolts & studs on flanges that are present on the following equipment: