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TENSIONED PRODUCTS

Hydraulic Bolt Tensioner

Hydraulic Nut/ Hydraulic Bolt

High Temperature
Tight Envelope

Radial Fit Bolt

Engineered
Hardware & Tooling

Torque & Nut Replacement

ROTATING EQUIPMENT PRODUCTS

Torque Blocker

Peak Shaver

Hydraulic Clamp Ring

Internal Shaft Clamp

Torque Measure/
Vibration Monitoring

Torque Vibration Damping

COUPLING INSTALLATION EQUIPMENT

Hub Installation Tools

Hub Removal Tools

Plug & Ring Gage

Lapping Tools

Hydraulic Installation Kits

HYDRAULIC PUMPS AND ACCESSORIES

Manual Pump Kits

Air-Operated Pump Kits

High-Pressure Flexible
Hose Assemblies

Custom High-Pressure
Hydraulic Fittings

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HRT TENSIONING SYSTEM

HRT Tensioning System

HRT Tensioning System

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  • Key advantages of the HRT:
    • High Load Capacity
    • Easily Retrofitable
    • Stud Extension Not Required
    • High Temperature Capability
    • Hydraulics Separate From Nut
    • Fully Simultaneous Tensioning
    • Minimum Footprint Required

Recognizing the specific need for a tensioning system designed for high ambient temperature and minimum envelope, Riverhawk offers the HRT Tensioning System.

The Riverhawk HRT Tensioning System is an enhancement of Riverhawk's line of standard hydraulic nuts and tensioners which already offer the industry versatility, flexibility and modular design. The most pronounced attribute of the Riverhawk HRT system is that it is directly retrofitable to existing installation requirements. A trait that is accomplished in a minimum envelope.

No longer of concern are design limiting considerations such as temperature limiting seals and lubricants, coatings, and coefficient of friction due to torquing.

The concept of the HRT Tensioning System was born of the need for a tensioning solution that could be readily retrofitted to existing studs and suitable for high temperature applications. Further, a method of tensioning was needed that did not require special features on the stud for gripping. Using the outside diameter of the nut as a gripping surface for tensioning satisfies this need.

High load capacity is achieved by virtue of placing the hydraulic cylinder above the stud and nut maximizing the hydraulic working area for a given cylinder outside diameter.

With the Riverhawk HRT Tensioning System, studs can be accurately tensioned to the required load. Any number can be linked together to simultaneously provide a smooth uniform load on the flange connection. Fast, easy installation is assured.