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In Situ Crankshaft Grinding

STEEL SURGERY SERVICES is based in INDIA and specializes in precision grinding crankshafts in situ for main engines and auxiliary generators.

Originally founded by Theofanis Batistas and was the first company of its kind to carry out in-situ machining and repairs on marine propulsion units such as diesel engines.

STEEL SURGERY SERVICES (India) Offers Services :

  • Specially designed in-situ crankshaft grinding machine for repair of parts, without dismantling the engine.
  • The ready availability of tools and drawing for most of the engine.
  • Trained engineers and machanics, skilled in the art of In Situ Grinding of Crankshaft, Cylindrical Shaft, Rotor Shaft etc.
  • The vast experience of having repair of different make of Engine Crankshaft in India and all over the world.
  • Full range of equipment from 70mm to 550mm in diameter.

Crankshaft Repairs :

  • Through pre inspection of procedure and submission of report.
  • Calibration of Crankshaft
  • Hardness Test
  • Dye Penetrent Test, Magnatic Particle Test for surface and sub surface crack detection on site
  • Deflection and Trueness Test.

Based on the extent of damage and pre inspection report, appropriate procedures are defined like :

  • On site straightening by penning as per OEM standard .
  • Damaged fillet radius regrinds.
  • On site grinding of crankshaft maintain taper and ovelity as per OEM Specification i.e.0.02mm roundness and parallism.
  • Surfaces finish better than 0.30 um Ra

Our in-situ marine technicians travelled around the world carrying out emergency repairs to damaged main engines, Our customers came to expect a very rapid response and total dedication to getting the equipment back in running order in the minimum possible time.

We became accustomed to our teams working around the clock and being available seven days a week. Whatever the customer requirements, we committed to fulfilling them whatever it took.

        End result after     removing 8mm on Ø
     Machining in progress on          heat affected pin,   distinguished by the shiny                       areas    Machining in progress on heat
     affected pin, distinguished
          by the shiny areas