In Situ Crankshaft Machining | Insitu Crankpin Grinding | Onsite Machining of Crankshaft

It is generally observed that whenever there is a failure of bearing, it causes serious damage to the crankshaft. The crankpin and main journal develop excessive ovality, deep bearing line marks are observed and in some cases, the impact of failure is so high that it leads to depression/cuts on the crankpin. In this situation, crankshaft needs grinding and polishing.

Crankpin After Serious Accident
Crankpin After Serious Accident
Damaged Crankpin on Board a Vessel
Damaged Crankpin on Board a Vessel

In Situ Crankpin Machining | Onsite Crankshaft Grinding & Polishing Offered by RA Power Solutions:

In case of failure of the crankshaft, RA Power Solutions undertakes in situ crankshaft grinding and polishing. We have a team of experienced technicians and our response time to an emergency breakdown situation is minimum. All our technicians hold valid Indian CDC and can fly to any destination worldwide in the minimum possible time. Technicians can also sail on the vessel and can undertake the repairs.

The crankshaft is repaired with minimum downtime, as there is no requirement of removal of crankshaft from the engine block. We have in situ crankshaft grinding machine available in the range of 35 mm to 700 mm to cater to the emergency breakdown.

Inspection of Crankpin on Board a Vessel
Inspection of Crankpin on Board a Vessel
Onsite Inspection of Crankpin Before Polishing & Grinding
Onsite Inspection of Crankpin Before Polishing & Grinding

In Situ Crankshaft Grinding & Polishing | Four-Decade of Experience

It is important that after damage and failure of crankshaft, it is thoroughly inspected by an experienced technician, and all the major parameters are recorded. The planning for the repair is done, and the crankshaft is repaired successfully. We possess the latest and calibrated instrumentation to conduct the pre and final inspection of the crankshaft. The crankshaft grinding equipment used for in situ grinding and polishing is of the latest design with minimum vibration. This facilitates us to maintain generally the tolerance after grinding within 10 to 20 microns and a surface finish of less than 0.2 micrometers in terms of RA value. These tolerances are far better than the tolerances specified by the manufacturer.

In Situ Crankshaft Grinding & Polishing by Crankshaft Grinding Machine
In Situ Crankshaft Grinding & Polishing by Crankshaft Grinding Machine

In Situ Repair of Crankshaft | Reduce Maintenance Cost

The industries and the shipping companies are well aware of exorbitant rates charged by the few selected companies based in Europe for in situ repair of crankshaft. RA Power Solutions have changed this trend worldwide. Our charges are the most reasonable and lowest in the world with international standards. Our in situ crankshaft repair is cost-effective with minimum downtime and avoids costly replacement.

Crankshaft Grinding by Experienced Technician
Crankshaft Grinding by Experienced Technician
Crankshaft Grinding Service on Moving Vessel
Crankshaft Grinding Service on Moving Vessel

Benefits of In Situ Crankshaft Repair by RA Power Solutions

  • We have in house team of trained and experienced technicians who can be deputed at your site with in situ crankshaft grinding and polishing machine in minimum time.
  • We extend 24*7 services worldwide with a guarantee.
  • More than forty years of experience in crankshaft repair has proven us to be leaders in this field.
  • Excellent analytical ability because of experience and the use of modern instruments can save your crankshaft from rejection.

We recommend inspection by our technician prior to planning any repair procedure. Most reliable company working for leading industries and shipping companies. References can be provided on request.

For any information on onsite machining, insitu crankpin grinding, on site machining services and onsite machining of crankshaft please email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Portable Insitu Crankshaft Grinding Machine
Portable Insitu Crankshaft Grinding Machine
Crankpin After Grinding by RA Power Solutions
Crankpin After Grinding by RA Power Solutions

It is generally observed that whenever there is a failure of bearing, it causes serious damage to the crankshaft. The crankpin and main journal develop excessive ovality, deep bearing line marks are observed and in some cases, the impact of failure is so high that it leads to depression/cuts on the crankpin. In this situation, … Continue reading “In Situ Crankshaft Machining | Insitu Crankpin Grinding | Onsite Machining of Crankshaft”

Thread Repair Insert | Crack Repair Engine Block Cover | Onsite Machining – RA Power Solutions

When accidents strike—despite the strictest maintenance—threads on engine blocks, turbine casings, and cam blocks often suffer damage, frequently accompanied by cracks around the threaded areas. RA Power Solutions has developed a robust, onsite repair process that restores functionality without dismantling the components.

Wartsila 12V32 Engine Block Repair via Onsite Machining

RA Power repairs threads and cracks damaged in accidents. The advantages are:

  • Conducted Magnetic Particle Inspection (MPI) across the engine block using Level 3 certified technicians to detect cracks.
  • Performed dimensional measurement of main journal housings to assess taper and ovality.
  • We carry portable, lightweight machines to the site to repair damaged threads.
  • The team cut out the damaged block portion completely.
  • Fabricated a new casting section matching the original Wartsila 12V32 block profile.
  • Installed the new section using metal stitching and metal locking techniques.
  • Finalized with onsite machining to restore main journal housing bore dimensions within manufacturer specifications.
Damaged Engine Block
Damaged Engine Block

Engine Block Repair | Onsite Machining | Crack Repair

Serving the diesel power plants and shipping companies for the last four decades, we observed that in spite of the best maintenance protocols and process followed, accidents do take place. We have the history of repairing seriously damaged engine blocks.

Repair of Crack Under Process
Repair of Crack Under Process

Recently, a Wartsila engine suffered heavy damage on both sides of the block measuring 600 mm × 500 mm. The accident also damaged the main journal housings. A barge with six Wartsila 12V32 units housed the engine.

Repair by Metal Locking
Repair by Metal Locking

Why RA Power Solutions Is Your Go-To for Engine Casting Repairs?

  • Four decades of industry experience, serving diesel power plants and marine clients.
  • Highly skilled teams capable of delivering on-the-spot repairs, minimizing plant disruptions.
  • Our methods sidestep destructive heat-based procedures, offering cold, stress-free solutions.
  • We’ve helped salvage thousands of components through repair methods that avoid needless replacements

For more information on Crack Repair for Engine Block, Thread Repair, contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. Can a cracked engine block be repaired?

Yes, it can be repaired using metal stitching and onsite machining.

2. Is welding safe for engine block crack repair?

No, welding often causes heat stress—metal stitching is safer.

3. How much does engine block crack repair cost?

It’s far more affordable than replacing the entire engine block.

4. Can engine block cracks be fixed without dismantling?

Yes, portable tools allow onsite repair without removal.

When accidents strike—despite the strictest maintenance—threads on engine blocks, turbine casings, and cam blocks often suffer damage, frequently accompanied by cracks around the threaded areas. RA Power Solutions has developed a robust, onsite repair process that restores functionality without dismantling the components. Wartsila 12V32 Engine Block Repair via Onsite Machining RA Power repairs threads and … Continue reading “Thread Repair Insert | Crack Repair Engine Block Cover | Onsite Machining – RA Power Solutions”