crack repair in grey cast iron Archives - Rebabbitting Bearing https://rebabbittingbearing.com/category/crack-repair-in-grey-cast-iron/ Tue, 13 Jan 2026 06:47:37 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.1 https://rebabbittingbearing.com/wp-content/uploads/2025/07/cropped-logo-raps-32x32.png crack repair in grey cast iron Archives - Rebabbitting Bearing https://rebabbittingbearing.com/category/crack-repair-in-grey-cast-iron/ 32 32 Metal Stitching – Crack In Cast Iron Engine Components https://rebabbittingbearing.com/metal-stitching/?utm_source=rss&utm_medium=rss&utm_campaign=metal-stitching https://rebabbittingbearing.com/metal-stitching/#respond Fri, 25 Aug 2017 11:09:54 +0000 http://rebabbittingbearing.com/blog/?p=236 Cracks in cast iron engine components are developed due to stress or accidents. It is not always financially feasible to replace the engine components that develop cracks, such as the engine block, cylinder head, cylinder liner, turbocharger casing, and other parts. The delivery time and logistics arrangement also take time, resulting in the delay in...

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]]> Cracks in cast iron engine components are developed due to stress or accidents. It is not always financially feasible to replace the engine components that develop cracks, such as the engine block, cylinder head, cylinder liner, turbocharger casing, and other parts. The delivery time and logistics arrangement also take time, resulting in the delay in the re-commissioning of the engine.

Metal Stitching
Metal Stitching

In this blog post, we will explore how metal stitching can effectively repair cracks in cast iron engine components and why RA Power Solutions is the go-to provider for all your crack repair needs.

RA Power Solutions undertakes the repair of cracked or broken components by metal stitching and the metal locking process. Metal stitching and metal locking follow a cold repair process to fix cracks. The process generates no heat and develops no internal stresses. During metal stitching and metal locking, technicians use specially engineered alloy keys and locks to repair cracked components.

We have technicians with over 45 years of experience in repairing broken casting and cracks. RA Power Solutions is the only company that can undertake the repair of broken casting and cracks by metal stitching and the metal locking process on board a vessel while it is sailing. All our technicians undertaking metal stitching and metal locking repairs have valid seamen’s books. We have successfully undertaken the repair of cracks and broken castings on the following engines, which are now performing satisfactorily.

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.

Why Choose RA Power Solutions:

RA Power Solutions is a renowned provider of crack repair solutions for cast-iron engine components. With years of experience and a team of highly skilled technicians, we specialise in metal stitching and offer top-notch services tailored to meet the unique needs of each customer.

Don’t let cracks in your cast iron engine components compromise your engine’s performance and longevity. Contact RA Power Solutions today and benefit from their expertise in metal stitching. Enhance your engine’s reliability, minimise downtime, and extend its lifespan with their reliable crack repair services.

For more information on metal stitching and metal locking, please email us at rajshahani@rapowersolutions.com, info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

FAQs:

1. What is metal stitching repair?

Metal stitching repair is a cold method that fixes cracks in cast metal parts by interlocking special metal keys and locks without welding.

2. How is metal stitching different from welding?

Unlike welding, metal stitching doesn’t use heat, so it avoids distortion, residual stresses, and loss of alignment in castings.

3. Can repairs be done on-site?

Yes, metal stitching can be performed on-site, including onboard vessels, using portable tools and equipment.

4. What materials can be repaired?

Metal stitching works on cast iron, cast steel, aluminium and similar heavy cast components.

5. Does metal stitching restore strength?

Yes, when done properly, metal stitching restores structural integrity and can maintain performance comparable to the original part.

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