Lock and Stitch Cast Iron Repair | Metal Surgery | Cracked Engine Block Repair- RA Power Solutions

RA Power Solutions undertakes the repair of crack or damaged engine components manufactured out of cast steel, cast iron or aluminum. We follow the process of Metal Stitching & Metal Locking for repair of Crack or damaged components. In most cases, the repairs are undertaken on site without dismantling the major components. This results in the saving of downtime of the plant & money.

RA Power Solutions is a leader in this field of repair of large damaged casting components by Metal stitching & Metal Locking, we offer Crack repair services 24/7 through our technicians who are well experienced. Our senior most technician executing Crack repair by Metal Locking & Metal Stitching process has 35 years of experience and have the record of executing more than 1500 jobs which are saved from rejection and are performing satisfactorily.

Broken Crankcase Door of Engine
Broken Crankcase Door of Engine
Metal Stitching & Locking of Crankcase Door is under progress
Metal Stitching & Locking of Crankcase Door is Under Progress

 

 

 

 

 

 

 

The repair of Crack and damaged casting by Metal Locking & Metal Stitching process was developed in late 1930 as cold option for repair of Crack or damaged cast iron components & equipment. This process of casting crack repair has proved successful as it is cold and stress-free without generation of any heat. In most of the crack repair jobs undertaken by us, it does not require machining.

Our technicians have Indian CDC / Palau CDC which facilitates them to execute the Crack repair even while sailing of the vessel this again proves to be of great advantage to the ship owners and the industries.

Metal Stitching & Metal Locking of Lobe Blower Casing
Metal Stitching & Metal Locking of Lobe Blower Casing

The author is Mr. Raj Shahani Managing Director of RA Power Solutions having experience of almost four decades of working on high capacity diesel engines, turbines, and rotary equipment. The company specializes in executing the repairs i.e. metal stitching/metal locking, grinding and repair of crankshafts, rebabbitting of bearings, connecting rod reconditioning, overhauling of Engines which have a serious problem resulting to the immense saving to the owners.

For more information, please email us on info@rapowersolutions.com or Call us on +91 – 124 – 437 8292, +91 9213604692

Metal Stitching & Metal Locking of Suction Bell Mouth of CW Pump Repairing
Metal Stitching & Metal Locking of Suction Bell Mouth of CW Pump
Broken Suction Bell Mouth of CW Pump
Broken Suction Bell Mouth of CW Pump

RA Power Solutions undertakes the repair of crack or damaged engine components manufactured out of cast steel, cast iron or aluminum. We follow the process of Metal Stitching & Metal Locking for repair of Crack or damaged components. In most cases, the repairs are undertaken on site without dismantling the major components. This results in … Continue reading “Lock and Stitch Cast Iron Repair | Metal Surgery | Cracked Engine Block Repair- RA Power Solutions”

Thread repair insert | Crack repair engine block cover – RA Power Solutions

RA power under takes repair of threads and cracks which get damaged due to accident following are advantage

  • Threads of various parts like engine block, turbine casing, cam block get damaged due to the stress or accident
  • Damaged threads are repaired by our engineers onsite without dismantling of the parts
  • The portable lightweight special purpose machines are carried to the site for all the operations required for repair for damaged threads
  • New inserts are fitted in the damaged threads maintaining the same dimensions as of originals. Same size of bolts are used.
  • In case of cracks observed on the threads hole area which is common due to accident it is repaired by the metal lock and metal stitching process.
  • The repairs of damaged threads by using the insert saves the part from rejection and saving to the owners

RA power has experience of more than  40 year in repairing of damaged threads and cracks in mechanical equipments all the repairs undertaken are guaranteed for satisfactory performance.

RA power under takes repair of threads and cracks which get damaged due to accident following are advantage Threads of various parts like engine block, turbine casing, cam block get damaged due to the stress or accident Damaged threads are repaired by our engineers onsite without dismantling of the parts The portable lightweight special purpose … Continue reading “Thread repair insert | Crack repair engine block cover – RA Power Solutions”

Crankshaft Repair While Sailing – RA Power Solutions

Crankshaft repair by grinding and polishing is now possible while vessel is on move. RA Power Solutions Pvt. Ltd. is the first company to offer crankshaft repair services while vessel is sailing by onsite portable crankshaft grinding equipment which is taken on board the vessel. The crankshaft repair is undertaken by vibration free crankshaft grinding machine without removing the crankshaft from the engine block thus saving time and cost.

MAN B&W STX 6L23/30H
MAN B&W STX 6L23/30H

RA Power Solutions Pvt. Ltd. undertakes onsite crankshaft grinding and polishing on board the vessel while sailing up to 700 mm diameter.

RA Power Solutions Pvt. Ltd. has recently undertaken grinding of all 6 CR pins of MAN B&W STX 6L23/30H while sailing of vessel between ports of Malaysia and Indonesia. The crankpins were damaged due to lack of lubrication oil and all the pins were undersized by 0.5 mm. The tolerances after grinding and polishing have been maintained as per the manufacturer’s requirements.

Repair of Crankshaft in Engine Block
Repair of Crankshaft in Engine Block

RA Power Solutions Pvt. Ltd. has designed vibration free onsite crankshaft grinding and crankshaft polishing equipment by which it is possible to execute crankshaft repair while ship is on move. This saves the time and keeps vessel moving.

Crack repair of engine block, cylinder heads, casing and all broken castings on board a vessel is possible while sailing. We are the first company to introduce these services.

Crankpin Under Test to Check Crack
Crankpin Under Test to Check Crack
Dye Penetrant Test of Crankpin
Dye Penetrant Test of Crankpin

 

Onsite Crankshaft Grinding Machine from Engine Block
Crankshaft Grinding While Sailing
Crankpin Under Grinding Process
Crankpin Under Grinding Process

 

 

 

 

 

 

Crankpin Ready After Grinding and Polishing
Crankpin Ready After Grinding and Polishing

 

 

 

 

 

 

Crankshaft Polishing in Process by Crankshaft Polishing Machine
Crankshaft Polishing in Process by Crankshaft Polishing Machine

Crankshaft repair by grinding and polishing is now possible while vessel is on move. RA Power Solutions Pvt. Ltd. is the first company to offer crankshaft repair services while vessel is sailing by onsite portable crankshaft grinding equipment which is taken on board the vessel. The crankshaft repair is undertaken by vibration free crankshaft grinding … Continue reading “Crankshaft Repair While Sailing – RA Power Solutions”