Crankshaft Repair and Machining
In-Place Machining Company has been serving our customer’s needs with complete voyage and non-voyage Crankshaft field machining services for over 40 years.
In-Situ Crankshaft Repair and Machining
Whether your engine is land-based, or a vessel underway, In-Place Machining Company will provide specialized crankshaft field machining services performed by our experienced technicians to restore your crankshaft to OEM specifications.
Crankshaft Repair & Machining Overview
Our Extensive Capabilities
Our technicians travel to domestic and international ports of call, board the vessel with our equipment, and make repairs while the vessel is berthed, or en route to the next port of call. Our experienced logistics department works directly with vessel owners and agents to coordinate all pertinent aspects of the repair.
- Crankshaft Machining
- Initial Inspection of Crankpin Bearing Journals and Main Bearing Journals
- Non-Destructive Examination (NDE) Including Magnetic Particle Inspection and Dye Penetration to Identify Cracks
- Hardness Testing
- Peen Straightening
- On-Site Machining, Grinding, and Honing and Superfinishing of Crankpin and Main Bearing Journals
- Annealing/Portable Heat Treating Services
- Machining of Counterweight Mounting Surfaces and Other Miscellaneous Repairs
- Repairing Main Bearing Bores by Welding, Sleeving, and Machining Operations
- Crankshaft Line Bore Inspections
Our Work In Action

Machining and annealing of a crankpin on a biofuel generator engine

Crankshaft inspection

Engine block measuring

Refurbishment of crankshaft
Quality Work Done Safely… It’s In Everything We Do
Working safely protects employees, equipment, customers, customer assets, and vendors
Job Stories
Projects completed over our 40 years of operation include on-site repair at Hoover Dam; Hydro Tasmania; the San Francisco Bay Bridge; and Milwaukee’s Miller Park—just to name a few.
View all JobsIPM’s Innovative On-Site Machining “Leafs” Nothing to Chance
IPM was recently contracted by Thompson Metal Fab in Vancouver, WA to perform precision machining on two large closure leaf assemblies for use at the McNary Dam.
IPM Doubles Client’s Machining Capacity On-Site
By contributing technicians and machine tools, IPM was recently able to effectively double a client’s current large diameter VTL turning capacity – temporarily, without substantial capital outlay, and under their own roof.
Contact IPM Today to See How We Can Help You
Discover the advantage of working with an industry partner with over 40 years of machining experience.
Related Industries
In-Place Machining Company has the experience you need for specialized onsite machining services for a wide range of renewable power, aerospace, industrial, and military customers throughout the world. We service nearly all industrial applications requiring high precision onsite repair.

