Spring Return Tensioners
SRT Spring Return Bolt Tensioner
The Spring Return design dramatically increases productivity and safety on the job site when compared to older technology manual return tensioners.
- Piston stroke indication
- Compatible with MRT Tensioner range
- Unique quick release bridge adaptation
- Piston/cylinder misalignment compensation
- Bolt coverage from 3/4" to 4" (20-115mm) with just 8 tools
- Designed to fit BS1560/ANSI B16.5/API flanges
- Fully enclosed load cell design eliminates entry of debris into piston retraction mechanism
- Piston over-stroke eliminator to prevent over stroking and blowing a seal
- Twin hydraulic couplings for multiple tool connections
- Requires stud to protrude above nut by 1 x bolt diameter
- Application specific tooling available. Contact factory for details
- 10mm piston stroke
Max tool pressure: 1,500 bar (21,750 psi)
Bolt protrusion above nut: 1 x bolt diameter (minimum)