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- October 27, 2025
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Metal locking and metal stitching is a process of repairing cast metals with different metallurgies without the necessity of welding. Metal locking and metal stitching are cold and proven methods of repair of cast iron and cast steel components.
The metal locking and metal stitching process repairs cracks and broken castings directly on-site and, in most cases, does not require dismantling the equipment. This approach saves considerable time and money. Crack and broken casting repair is a proven, long-standing method widely used for heavy-duty plants and equipment, ship engines, forging presses, and similar applications.
We regularly execute crack repair by metal locking and metal stitching of following parts:
Engine Block, Cylinder Head, Generators, Turbo Chargers, Turbine Casing, Gear Box Housing, Pump Casings, Compressor Crank Cases, Forgings Hammer, Lathe / Press/ Milling/Boaring, etc .M/c. all Cast equipment etc.
RA Power Solutions is a leading provider of metal locking services. We have a team of experience engineers and technicians who are skilled in using this technique to repair a wide variety of castings. We have a proven track record of success, and we are confident that we can provide you with a high-quality repair that will meet your needs.
If you have any questions about our services please contact RA Power Solutions. We would be happy to answer your questions and discuss your specific needs.
For more information on cold metal lock stitching, metal stitching service provider, metal stitching cast iron, crack repair, and metal stitching of engine block, email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.
FAQs:
It is a cold mechanical repair technique that fixes cracks and breaks in casting. Without welding or heat, using interlocking metal keys and stitching pins.
Unlike welding, this process introduces no heat, so it avoids distortion, residual stresses, and weakening of the metal.
Yes, our technicians perform most repairs directly at your facility or site, eliminating the need to disassemble and transport heavy parts.
It works on cast iron, cast steel, aluminium, and bronze components that have cracks, breaks, or other damage.
Yes, it can significantly reduce costs by restoring components instead of replacing them and shortening downtime.