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TENSIONED PRODUCTS

Hydraulic Bolt Tensioner

Hydraulic Nut/ Hydraulic Bolt

High Temperature
Tight Envelope

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Engineered
Hardware & Tooling

Torque & Nut Replacement

ROTATING EQUIPMENT PRODUCTS

Torque Blocker

Peak Shaver

Hydraulic Clamp Ring

Internal Shaft Clamp

Continuous Duty:
Torque Metering System

Torque Vibration Damping

COUPLING INSTALLATION EQUIPMENT

Hub Installation Tools

Hub Removal Tools

Plug & Ring Gage

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Hydraulic Installation Kits

HYDRAULIC PUMPS AND ACCESSORIES

Manual Pump Kits

Air-Operated Pump Kits

High-Pressure Flexible
Hose Assemblies

Custom High-Pressure
Hydraulic Fittings

Case Studies

 

Study Download View

Wind Turbine - Tower Base Tensioning

Riverhawk's Standard Hydraulic Bolt Tensioner with spring return, overstroke indicator and overstroke protection.

Download Tower Base Tensioning PDF View Tower Base Tensioning

Wind Turbine - Shrink Disc Tensioning

* Improved Assembly Time
* Uniform and Accurate Loading

Download Shrink Disc Tensioning PDF View Shrink disc Tensioning as HTML

Reciprocating Compressor Distance Piece (HTN)

* 50% Reduction In Installation Time * Improved Safety Measures * Repeatable, Uniform, Controlled Loading * Shorter Turnaround

Download Reciprocating Compressor Distance Piece (HTN) PDF View Reciprocating Compressor Distance Piece (HTN) as HTML

Reciprocating Compressor Piston Mounting (HET)

* Lighter Design * Improved Safety Features * Ease Of Installation (One Man Operation) * Eliminate O-Ring Extrusion * Bleeding Eliminated (Reduced Ram Area)

Download Reciprocating Compressor Piston Mounting (HET) PDF View Reciprocating Compressor Piston Mounting (HET) as HTML

Centrifugal Compressor Split Line Casing (HET)

* Eliminate Galled Threads * Repeatable, Uniform Loading * Reduced Acceptance Test Period * Less Labor Intensive * Improved Delivery Schedule * Shorter Turnarounds

Download Centrifugal Compressor Split Line Casing (HET) PDF View Centrifugal Compressor Split Line Casing (HET) as HTML

Reciprocating Compressor Connecting Rod (HET)

* Engineered Connecting Rods and Tensioning System. * Simultaneous Tensioning Provides Uniform, Controlled Loading. * Installation Within a Restricted Footprint.

Download Reciprocating Compressor Connecting Rod (HET) PDF View Reciprocating Compressor Connecting Rod (HET) as HTML

Steam Turbine Split Line Casing (HRT)

* Eliminate Stud Heater & Slug Wrench Method * 75% Reduction In Installation Times * Improved Safety Measures * Repeatable, Uniform, Controlled Loading * Eliminate Thread Galling * Shorter Turnarounds

Download Steam Turbine Split Line Casing (HRT) PDF View Steam Turbine Split Line Casing (HRT) as HTML

Steam Turbine Split Line Casing (HRT)

* Ease of Cover Flange Face Blue Check Inspection. * Reduction in Installation Time * Original Hydraulic Torquing — 2 days * Riverhawk Tensioning — 3 HOURS! * High Temperature Service: 950ºF

Download Steam Turbine Split Line Casing (HRT) PDF View Steam Turbine Split Line Casing (HRT) as HTML

Gas Turbine Compressor Wheel Mounting (HET)

* 50% Reduction In Installation Times * Repeatable, Uniform, Controlled Loading * Improvement of Balance Integrity * Shorter Turnarounds * One Man Operation * Simultaneous Tensioning Using (4) HET’s

Download Gas Turbine Compressor Wheel Mounting (HET) PDF View Gas Turbine Compressor Wheel Mounting (HET) as HTML

Steam Valves (HET)

* Eliminate Thread Galling * Improved Gasket Seating * Reduced Turnaround Time

Download Steam Valves (HET) PDF View Steam Valves (HET) as HTML

Nuclear Steam Turbine Inner Casing (HTN)

* Turnaround Time Shortened By ONE Month!!! * Water Charged Hydraulic Nuts. * Greater Loads Produced Within A Restricted Footprint.

Download Nuclear Steam Turbine Inner Casing (HTN) PDF View Nuclear Steam Turbine Inner Casing (HTN) as HTML

Reciprocating Compressor Piston Mounting (ETN)

* Greater Loading Capability Achieved Within a Restricted Counterbore. * Uniform, Controlled Loading. * Eliminate inaccuracies associated with Turn-of-Nut method attachment.

Download Reciprocating Compressor Piston Mounting (ETN) PDF View Reciprocating Compressor Piston Mounting (ETN) as HTML

Gas Turbine Split Line Casing (HRT)

* High clamping force achieved in radial restricted areas. * Retrofittable * Ease of installation * High temperature service (1000 deg. F) * Hydraulics separate from nut body.

Download Gas Turbine Split Line Casing (HRT) PDF View Gas Turbine Split Line Casing (HRT) as HTML

Steel Mill Roll Machine (HTN)

* 50% Reduction Time In Bi-Monthly Roll Changing * Replaced Grease Filled Hydraulic Nuts * Replaced Troublesome Solenoid Actuated Nut / Spring / Ram Retainer Arrangement

Download Steel Mill Roll Machine (HTN) PDF View Steel Mill Roll Machine (HTN) as HTML

Reciprocating Cylinder Closure

* Greater Loading Capability Achieved Within a Restricted Area. * Uniform, Controlled Loading To Achieve Proper Gasket Crush. * Eliminate Inaccuracies and Difficulties Using Hydraulic Torquing.

Download Reciprocating Cylinder Closure (HTB) PDF View Reciprocating Cylinder Closure (HTB) as HTML

Desulfurizing Catalyst Vessel Flange

* Desulfurizing Vessel Cover Assembly * Improved Turnaround Time: Vessel cover removal and reassembly shortened from (24) hours to (6) hours. * Minimized Equipment Damage: No stud galling or cover damage due to torch assisted removal. * Safety: No open torch flames. * Uniform preload: Simultaneous tensioning.

  View Desulfurizing Catalyst Vessel Flange as HTML

Nuclear Steam Valve

* Steam Control Valve Closure * Improved Safety: Faster Installation for Reduced RAD Exposure. * Water Charged Hydraulic Tensioners. * Eliminate Stud Galling Problems. * Accurate Pre-Loads.

  View Nuclear Steam Valve as HTML

Reciprocating Compressor Crosshead Hydraulic Nut

* Accurate Pre-load in a Restricted Area * Ease of Installation and Alignment * Repeatable, Uniform Loading

  View Reciprocating Compressor Crosshead Hydraulic Nut as HTML
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