Cylinder Liners of Engine

RA Power Solutions manufactures cylinder liners and cylinder sleeves for most of the popular make and models of diesel engines and cylinder liners used in pneumatic hammers, compressors and for other applications.

Cylinder Liner of Sulzer Engine
           Cylinder Liner of Sulzer Engine

With the experience of more than four decades in the field of diesel engine overhaul and maintenance the company has acquired necessary knowledge to manufacture the cylinder liners of high standards with constant upgradation of technology, equipment and process used for manufacturing of cylinder liners in our plant.

 We regularly export cylinder liners all over the world for the most popular diesel engines like CKD Skoda (All models of Engine), Ruston, Allen, B&W, DAIHATSU, MAN, Mirrlees Blackstone, Niigata, Caterpillar, Deutz, Wartsila, Sulzer, Yanmar, Bergen, Mitsubishi and Cummins etc.

MAN B&W Engine New Cylinder Liner Cover
      MAN B&W Engine New Cylinder Liner Cover

We are proven to be leaders in supply of cylinder liners in secondary market. We are open for development and manufacturing of cylinder liners and cylindrical sleeves as per the customer’s requirement either by sample, of cylinder liners or by the drawing and  technical specifications.

B&W DM 550 Cylinder Liner
B&W DM 550 Cylinder Liner

Material Used in Manufacturing of Cylinder Liners:

Gray Cast Iron with chemical compositions – Manganese, Carbon, Silicon, Phosphorus, Chromium, Copper, Sulphur, Nickel, Molybdenum.

 Treatments for Cylinder Liners as per application

  • Heat Treatment
  • Chrome plating
  • Phosphating
  • Nitriding
  • Toughening

RA Power Solutions manufactures cylinder liners and cylinder sleeves for most of the popular make and models of diesel engines and cylinder liners used in pneumatic hammers, compressors and for other applications. With the experience of more than four decades in the field of diesel engine overhaul and maintenance the company has acquired necessary knowledge … Continue reading “Cylinder Liners of Engine”

Crankpin Grinding by Crankshaft Grinding Machine

Diesel power plant based in northern India having 10 nos. of 12.3 MW Wartsila diesel generating sets reported severe causality involving one of their Wartsila generator.

RA Power Solutions team of technicians rushed to the power plant with the measuring instruments and onsite crankshaft grinding equipment to access the cause of breakdown.

Wartsila Diesel Generating Sets Installed in Plant
Wartsila Diesel Generating Sets Installed in Plant

On undertaking the detailed inspection of crankshaft including dimensional check, hardness test, MPI for crack and deflection, it was observed that one of the crankpin journal was damaged due to the failure of big end bearing.

Following were the main observations:

I) Taper and ovality in crankpin was observed as 0.70 mm.

II) Due to failure of bearing, deep line marks were visible.

III) Hardness and MPI test was done, no cracks were observed.

Damaged Crankpin of Wartsila Engine
Damaged Crankpin of Wartsila Engine

RA Power Solutions used latest design of onsite crankshaft grinding machine having almost no vibrations. The crankpin was undersized by 1.5 mm maintaining the tolerance within 10 microns. Our technicians took only 18 hours to complete the Crankshaft repair from the time of start of preliminary inspection, grinding and final inspection. The repair of crankpin in such a short time was possible due to the latest technology onsite crankshaft grinding machine used and experience of our technicians. The engine was assembled and is performing satisfactory.

Inpection of Crankpin is in Process
Inpection of Crankpin is in Process
Crankpin Grinding is in Process by RA Power Engineer
Crankpin Grinding is in Process by RA Power Engineer

RA Power Solutions is having four decades of experience in working on crankshaft of high capacity main and auxiliary engines. The technicians are trained in the factory to execute the repair of crankshaft strictly as per the manufacturer’s specifications and tolerances.

We are the leaders in this field and our prices are most competitive.

For more information, please email us on info@rapowersolutions.com

Crankpin After Grinding by Onsite Crankshaft Grinding Machine
Crankpin After Grinding by Onsite Crankshaft Grinding Machine
Grinding of Crankpin by Crankshaft Grinding Machine
Grinding of Crankpin by Crankshaft Grinding Machine

Diesel power plant based in northern India having 10 nos. of 12.3 MW Wartsila diesel generating sets reported severe causality involving one of their Wartsila generator. RA Power Solutions team of technicians rushed to the power plant with the measuring instruments and onsite crankshaft grinding equipment to access the cause of breakdown. On undertaking the detailed inspection of crankshaft including dimensional … Continue reading “Crankpin Grinding by Crankshaft Grinding Machine”

Training on Operation of Crankshaft Grinding Machine

Onsite crankshaft grinding machine is manufactured and marketed by RA Power solutions having more than four decades of experience in extending the services of repair of crankshaft, grinding and polishing of crankpin and main journal.

Crankshaft Grinding Machine for Repair & Grinding of Crankshaft
Crankshaft Grinding Machine for Repair & Grinding of Crankshaft

The onsite crankshaft grinding machine is manufactured having range starting from 30 mm to 700 mm in terms of diameter. The smaller diameter of onsite crankshaft grinding machine up to 100 mm are more suitable for grinding and polishing of crankshafts used in construction equipments, compressors, pumps, etc.

The crankshaft grinding machine having range of 100 mm and above is ideal to undertake crankshaft repair, crankpin grinding and polishing of marine engines and heavy duty rotating equipments.

RA Power Solutions has recently supplied crankshaft grinding machine ranging from 220 to 260 mm Diameter to a Bangladesh based client. This is the first onsite crankshaft grinding machine to be sold in Bangladesh where number of diesel generating sets are in operation and having large population of vessels passing through the various ports of Bangladesh.

Crankshaft Grinding Machine is in Operation While Training
Crankshaft Grinding Machine is in Operation While Training
Inspection of Crankpin Before Grinding
Inspection of Crankpin Before Grinding

The onsite training on operation and maintenance of crankshaft grinding machine is of great help to the buyers as within a short time of 1 week the technicians learned as how to operate the onsite crankshaft grinding machine and to maintain.

Since the bench type crankshaft grinding machines are outdated and are replaced by compact, portable, easy to operate in-situ crankshaft grinding machine. It has bought a revolution in this area as the cost of repair of crankshaft and downtime of the marine engine has been reduced drastically.

Grinding of Crankshaft by Crankshaft Grinding Machine on Vessel
Grinding of Crankshaft by Crankshaft Grinding Machine on Vessel
Crankpin After Grinding and Polishing by Crankshaft Grinding Machine
Crankpin After Grinding and Polishing by Crankshaft Grinding Machine

 

 

 

 

 

 

 

The maintenance of the crankshaft grinding machine equipment is easy and is explained in detail to the technicians operating the machine.

For manufacturing of onsite crankshaft grinding machine the raw material is selected in order to keep the machine weight to the minimum and to meet with the stress at the time of grinding and polishing of the crankshaft. The main parts of the crankshaft grinding machine are manufactured of titanium and ferrous alloys.

The easy operation, low price, training on the job to the buyer’s technicians have made it popular and as on date more than 70 crankshaft grinding machines have been sold all over the world.

For more information, please write us on info@rapowersolutions.com

Onsite crankshaft grinding machine is manufactured and marketed by RA Power solutions having more than four decades of experience in extending the services of repair of crankshaft, grinding and polishing of crankpin and main journal. The onsite crankshaft grinding machine is manufactured having range starting from 30 mm to 700 mm in terms of diameter. … Continue reading “Training on Operation of Crankshaft Grinding Machine”

Wartsila 6R32 Crankshaft Repair

A continuous process industry based in western India using 2 units of Wartsila 6R32 for their power requirements reported breakdown of one of the Wartsila 6R32 diesel generating set.

Repair of Wartsila 6R32 Diesel Engine
Repair of Wartsila 6R32 Diesel Engine

RA Power Solutions team of senior technicians was deputed with portable inspection instruments and onsite crankshaft grinding and polishing machine. Following observations were reported on inspection of crankpins:

Inspection of Spare Parts of Wartsila Diesel Engine
Inspection of Spare Parts of Wartsila Diesel Engine

I) On investigation of Wartsila diesel generating sets, it was observed that it was clear case of lube oil pump failure.

II) All 6 crankpins were found damaged.

III) Inspection in detail was carried out. Gist of which is as following:

a) Crankpin no. 1 ovality of 0.76 mm. No cracks observed. Hardness within limits.

b) Crankpin no. 2 ovality of 0.54 mm. No cracks observed. Hardness within limits.

c) Crankpin no. 3 ovality of 0.26 mm. No cracks observed. Hardness within limits.

d) Crankpin no. 4 ovality of 0.49 mm. No cracks observed. Hardness within limits.

e) Crankpin no. 5 ovality of 0.29 mm. No cracks observed. Hardness within limits.

f) Crankpin no. 6 ovality of 0.62 mm. No cracks observed. Hardness within limits.

After initial inspection of crankshaft, it was decided to undertake the repair of crankshaft of Wartsila 6R32 by grinding the crankpin.

Three nos. of pins were ground undersize by 1mm and balance 3 were undersized by 0.5 mm. The taper, ovality and surface finish has been maintained far better than manufacturer’s recommendations.

The above job was executed in record time of 6 days.

For more information, please email us on info@rapowersolutions.com

Grinding of Crankpin by Crankshaft Grinding Machine
Grinding of Crankpin by Crankshaft Grinding Machine
Surface Finish Inspection after Grinding
Surface Finish Inspection after Grinding

A continuous process industry based in western India using 2 units of Wartsila 6R32 for their power requirements reported breakdown of one of the Wartsila 6R32 diesel generating set. RA Power Solutions team of senior technicians was deputed with portable inspection instruments and onsite crankshaft grinding and polishing machine. Following observations were reported on inspection … Continue reading “Wartsila 6R32 Crankshaft Repair”

Reconditioned Connecting Rod Low Priced by RA Power Solutions

Connecting rods are removed from the engines which are no more in operation or from ship breaking yard.

The connecting rods are thoroughly inspected in our plant by experienced technicians and are reconditioned. Each reconditioned connecting rod goes through the quality procedure which are strictly followed and records are maintained.

Reconditioned Connecting Rod of CAT 3616
Reconditioned Connecting Rod of CAT 3616

We have ready stock available of new and reconditioned connecting rods for following diesel engine:

Wartsila , Daihatsu , MWM , Caterpillar , MaN , MaK , B&W , Sulzer , Bergen , Detroit Diesel , Stork Werkspoor , Pielstick , Deutz , Yanmar , MTU , Cummins , Nohab Polar , Caterpillar , Mitsubishi , Yanmar , MaK 551 , MaK 552 , MaK 453 , MaK 451 AK , MaK 452 AK , Deutz 540 , Deutz 358 , Deutz 350, Pielstick PC 2.2 PC 2.5, Wartsila 524 ,Wartsila 824 TS, Sulzer 6 AL 25/30, Sulzer 5 AL 25/30 MWM TBD 484, MaN 40/54 , MaN Sulzer 12 ASV 25/30 , Sulzer 16 ZV 40/48 , Deutz BV 16M 540 , B&W 6L 45 GFCA, MAN B&W 55/GF, CAT D353, B&W 5T23LH, Daihatsu 6 PST 26D, Daihatsu 6 PSHTb 26M, Mak 6MU 451 AK, Deutz 6M 628, Caterpillar 3512, Deutz BV 12M 628, MWM TBD 234, WICHMANN 5AX, SKL 8NVD 48A-2U, Pielstick PC 2.2 LNR, Caterpillar 3508 and more.

All the new and reconditioned connecting rods supplied by us are subject to strict quality control, guaranteed for satisfactory performance and are priced lowest in industry.

We also undertake repair of connecting rods strictly as per the specifications and tolerances stipulated by the manufacturer of the engine in the manual. Since all the dimensions are maintained and checked as per the manual, the connecting rod after repairs is as good as new and has same life cycle. All the repairs are guaranteed.

Reconditioned Connecting Rod of MAN Engine
Reconditioned Connecting Rod of MAN Engine
Reconditioned Connecting Rod of Wartsila Engine
Reconditioned Connecting Rod of Wartsila Engine
Lower Part of Reconditioned Connecting Rod
Lower Part of Reconditioned Connecting Rod
M453AK Connecting Rod
M453AK Connecting Rod

Connecting rods are removed from the engines which are no more in operation or from ship breaking yard. The connecting rods are thoroughly inspected in our plant by experienced technicians and are reconditioned. Each reconditioned connecting rod goes through the quality procedure which are strictly followed and records are maintained. We have ready stock available … Continue reading “Reconditioned Connecting Rod Low Priced by RA Power Solutions”

Metal Locking and Metal Stitching by RA Power Solutions, India

Damaged engine parts, construction equipment and all mechanical equipments can be repaired successfully by metal locking and metal stitching process in case of crack or extensive damage of casting due to accident.

The repair of crack or damage casting by using traditional welding method is not successful for repair of cast iron and alloy cast metal components.

RA Power Solutions has expert team of technicians who are trained to execute repair of crack and repair of damage casting of large equipments by metal stitching and metal locking process.

Broken Area of Generator
Damaged Area of Engine Block Measuring 14 inches X 12 inches
Metal Stitching of New Casting Piece in Broken Area
New Piece of Casting Metal Stitched

The repair of crack by metal lock and metal stitching process has following advantage:

I) In case of crack or damaged component, there is no need of sending it to designated workshop. Our technicians visit the site and undertake repair of crack by metal locking and metal stitching process.

II) Metal lock and metal stitching is a proven method of repair of crack. It’s is a permanent solution, cold process of crack repair and no heat is generated as in case of welding.

III) In case large portion of casting is damaged it is possible to replace it with the new casting having same design, profile and metallurgical properties by metal stitching and metal locking.

We provide services of crack repair and repair of damage casting for last 4 decades all over the world. We are cost effective and execute the repairs with guarantee.

Broken Engine of Wartsila Diesel Engine
Damaged Inspection Window of Wartsila Crankcase
Engine Block of Wartisla After Metal Stitching Process
Inspection Window of Crankcase under Repair by Metal Stitching/Metal Locking

Only company offers metal stitching and metal locking services while vessel is sailing.

Contact Us for more information.

 

Damaged engine parts, construction equipment and all mechanical equipments can be repaired successfully by metal locking and metal stitching process in case of crack or extensive damage of casting due to accident. The repair of crack or damage casting by using traditional welding method is not successful for repair of cast iron and alloy cast … Continue reading “Metal Locking and Metal Stitching by RA Power Solutions, India”

Crankshaft Repair Machine

RA Power manufactures crankshaft repair machine which is a latest solution for repair of damaged crankpin and main journal of crankshaft onsite. The crankshaft repair machine  is available in the range from 60 mm to 700 mm which caters to almost all the capacities of engines installed on board a vessel in power plants and other applications. The crankshaft repair machine has following features:

I) The crankshaft repair machine (crankshaft grinding/crankshaft polishing machine) is developed out of our experience, extensive field applications and research.

II) Light weight portable crankshaft repair machine can be carried to any site all over the world.

III) Crankshaft repair machine is compact and is placed on crank pin from inspection window of the crankcase for grinding and polishing. There is no requirement of dismantling of the crankshaft from engine block.

IV) The crankshaft repair machine is of latest design which results to almost no vibration. The tolerances in terms of taper and ovality are controlled within 0.02 mm or as per the requirement of engine manufacturer.

V) The crankshaft grinding and polishing machine is easy to operate and understand. Training is an integrated package of this product.

VI) The machine is recommended and has proved its worth in different applications like land based engine, process industry, shipping, etc.

VII) Cost effective and perhaps this is the first revolutionary crankshaft grinding equipment which is affordable for the repair workshops,shipping companies,Power plants and repair industry.

We have supplied more than 65 crankshaft repair(Crank shaft grinding and crankshaft polishing machine all the world.

Onsite Crankshaft Grinding and Polishing Machine

Crankshaft Grinding Machine Ready for Dispatch

Crankshaft Grinding & Polishing Machine Accessories

 Grinding of Crankpin is in Process by Crankshaft Repair Machine

RA Power manufactures crankshaft repair machine which is a latest solution for repair of damaged crankpin and main journal of crankshaft onsite. The crankshaft repair machine  is available in the range from 60 mm to 700 mm which caters to almost all the capacities of engines installed on board a vessel in power plants and … Continue reading “Crankshaft Repair Machine”

Reconditioned Diesel Engine Spare Parts

RA Power Solutions have been providing repair and reconditioning services for last 40 years.

Inspection of Engine Components
Inspection of Engine Components

We have in-house facilities to inspect, calibrate and repair if required the major spare parts of diesel engine. The experienced engineers who have worked for reputed engine manufacturers like Wartsila, Cummins, Caterpillar are engaged in inspection and repair of engine components. The in-house latest technology equipments facilitate us to maintain the tolerances strictly as per the manufacturer’s specifications.

In fact we regularly receive a feedback from our clients confirming that the reconditioned spare parts supplied are as good as new spare parts.

The reconditioned spare parts of diesel engine are not only priced lower than the cost of the new spare parts but their availability is of great advantage to the ship owners and plants. Following diesel and marine spare parts are available in our stock:

Crankshaft , Cylinder head , Piston Pin , Piston Ring , Connecting Rod , Cylinder Liner , Engine Bearings , Engine Valves, Fuel injection Systems Parts , Cylinder Head Gasket Sets , Cylinder Block , Cylinder Cover , Camshaft, etc.

Inspection of Connecting Rod
Inspection of Connecting Rod
Inspection of Connecting Rod & Bearing
Inspection of Connecting Rod & Bearing

 

 

 

 

 

 

 

We can supply spare parts of all popular make of Diesel engines and supporting equipments.

For more information, please email us on info@rapowersolutions.com

Inspection of Crank Pin
Inspection of Crank Pin
Reconditioning of Piston
Reconditioning of Piston

RA Power Solutions have been providing repair and reconditioning services for last 40 years. We have in-house facilities to inspect, calibrate and repair if required the major spare parts of diesel engine. The experienced engineers who have worked for reputed engine manufacturers like Wartsila, Cummins, Caterpillar are engaged in inspection and repair of engine components. The … Continue reading “Reconditioned Diesel Engine Spare Parts”

Reconditioned Cylinder Head

Reconditioned cylinder heads are available in stock ready for dispatch for high capacity diesel engines. RA Power Solutions is leading cylinder head refurbishing company supplyinging fully reconditioned cylinder heads direct to the end users all over the world.

Cylinder Head of MAK 601C After Short Blasting
Cylinder Head of MAK 601C After Short Blasting

Cylinder heads are refurbished in-house by experienced technicians. The guidelines and technical specifications recommended by the manufacturers are strictly followed. Cylinder heads complete in all aspects, ready to install are supplied.  Each cylinder head passes through the strict quality control inspection process and all the reports are documented. The crack detection by MPI process is undertaken prior to reconditioning of cylinder head and after the cylinder head is refurbished.

Cylinder Head of Wartisla 12V32
Cylinder Head of Wartisla 12V32
Wartsila Cylinder Head
Wartsila Cylinder Head

RA Power Solutions also undertakes pressure test of each cylinder head after refurbishing . The pressure is maintained more than the prescribed limit of manufacturer. We stand guarantee for the satisfactory performance of refurbished cylinder head.

With our experience of four decades, we have supplied over 5000 cylinder heads all over the world and are considered to be lowest in price.

We supply cylinder heads for following diesel engine with guarantee: B&W , Bergen , Daihatsu , Deutz , Caterpillar , MAK , Man , MTU , MWM , Nohab , Mirrlees Blackstone, Pielstick , Stork , Stork Werkspoor , Sulzer , Wartsila , Yanmar , Niigata , Cummins , Detroit Diesel , Perkins, etc.

Cylinder Head of Marine Diesel Engine
Cylinder Head of Marine Diesel Engine
Cylinder Head of MIRRLESS Engine
Cylinder Head of MIRRLESS Engine

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

Reconditioned cylinder heads are available in stock ready for dispatch for high capacity diesel engines. RA Power Solutions is leading cylinder head refurbishing company supplyinging fully reconditioned cylinder heads direct to the end users all over the world. Cylinder heads are refurbished in-house by experienced technicians. The guidelines and technical specifications recommended by the manufacturers … Continue reading “Reconditioned Cylinder Head”

Metal Stitching

Complete Piece Replaced by New Casting (Metal Stitching)
Complete Piece Replaced by New Casting (Metal Stitching)

Crack in cast iron engine components is developed due to stress or accident. It is not always financially feasible to replace the engine components which develop cracks like engine block, cylinder head, cylinder liner, turbo charger casing and other parts. The delivery time and logistics arrangement also take time resulting to the delay in re-commissioning of engine.

RA Power Solutions undertakes repair of crack or broken components by metal stitching and metal locking process. This is a cold process which is followed for the repair of crack. No heat is generated and no stresses are developed. In metal stitching and metal locking process of repair of crack keys and locks of special alloys are used.

Special Keys Used in Metal Stitching
Special Keys Used in Metal Stitching

We have technicians with over 40 years of experience in repair of broken casting and cracks. RA Power Solutions is the only company which can undertake repair of broken casting and crack by metal stitching and metal locking process on board a vessel while it is sailing. All our technicians undertaking metal stitching and metal locking repairs have valid seaman book. We have successfully undertaken repair of cracks and broken casting of following engines which are performing satisfactory.

Wartsila , Daihatsu , Caterpillar , MAN B&W, MAK , Sulzer , Bergen , Detroit Diesel , Stork Werkspoor , Pielstick , Deutz , Yanmar , MTU , Cummins , Nohab Polar , Mirrlees Blackstone, Caterpillar , Mitsubishi , Yanmar , Daihatsu and many more.

Metal Stitching by Using Broken Pieces of Engine Block
Metal Stitching by Using Broken Pieces of Engine Block
Cracked Cylinder Liner
               Cracked Cylinder Liner

Crack in cast iron engine components is developed due to stress or accident. It is not always financially feasible to replace the engine components which develop cracks like engine block, cylinder head, cylinder liner, turbo charger casing and other parts. The delivery time and logistics arrangement also take time resulting to the delay in re-commissioning … Continue reading “Metal Stitching”