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Goltens provides expert crankshaft failure analysis and heat treatment/annealing coupled with in-situ machining solutions that minimize downtime and salvage otherwise condemned crankshafts saving operators millions and limiting asset downtime….
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…mobilized in-situ line boring , crankshaft grinding, annealing equipment and technicians to site. Goltens grinded all journal surface cracks out prior to annealing the crankshaft which reduced hardness to acceptable…
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…Max Hardness Pre-Annealing: 580HB Max Hardness Post-Annealing: 333HB Original Main Journal Diameter: 330.00mm Finished Diameter: 327.00mm (-3.00mm) Thrust Face Machining: -1.00mm (fore/aft) COLT PIELSTICK 2.5 V16 ANNEALING AND MACHINING ……
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…Make: MaK 8M32 Engine Output Mcr: 3,380kW/4,595HP (600RPM) Crankpin Diameter (Original): 280.00 mm Crankpin Diameter (Finished): 278.00mm Max Hardness pre-Annealing: 650HB Max Hardness post-Annealing: 308HB CRANKSHAFT AND JOURNAL REPAIRS ……
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PROJECT FACTS CENSA Nicaragua Engine Make: MAK 16CM32 Engine Output: 7,050 kW Engine RPM: 720 Hardness Pre-Annealing: 500+hB Hardness Post Annealing: <350hB Dia. Pre-Machining/Annealing: 278.5mm Finished Diameter: 278.0mm REPAIRS Performed…
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Demonstration of annealing process Mitsubishi invited Goltens to demonstrate its annealing process on a crankshaft that had been intentionally hardened for the demonstration in its factory in Yokohama, Japan. Goltens…
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PROJECT FACTS WARTSILA 18V46 Location: Dominican Republic Power Output: 17,550 @ 500rpm Original Crankpin Diameter: 450.00mm Material Removed: 4.00mm Pre/Post Annealing Hardness: >600Hb/<350 Hb WARTSILA 18V46 ANNEALING AND MACHINING WORK…
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PROJECT FACTS French Guyana Powerplant Engine Make/Model: Pielstick PC2.5 18V Crankpin Dia. Pre machining: 315mm Crankpin Dia. Post machining: 312mm Max Hardness before Annealing: 647hB Max Hardness after Annealing: 325hB…