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…
PROJECT FACTS PIELSTICK 10PC 4.2V Vessel type: Fleet Replenishment Oiler Orig. Crankpin Diameter: 465.00mm Material Removed: 2.00mm Post Annealing Hardness: <300 Hb PIELSTICK ANNEALING AND MACHINING PERFORMED Inspected the crankshaft…
…6,746 kW at 720 RPM Crankpin Diameter (Original): 310.00 mm Crankpin Diameter (Finished): 307.00mm Max Hardness pre-Annealing: 650HB REPAIRS Removed 1.50 mm from crankshaft prior to annealing Annealed the ……
PROJECT FACTS MAN B&W V9V40/54 Crankpin Diameter: 320 mm Pre Annealing Hardness: 630 Brinell Post Annealing Hardness: 320 Brinell Finished Crankpin Diameter: 316 mm (-4.0mm) CRANKSHAFT ANNEALING AND MACHINING REPAIRS…
ANNEALING PROJECT FACTS Panamanian Power Plant Engine Make/Model: Wartsila W18V46 Engine Output: 10,000 HP Crankpin Dia. Pre machining: 450.00mm Crankpin Dia. Post machining: 447.00mm Distance between Webs: 450.00mm DIESEL GENERATOR…
PROJECT FACTS MAN MITSUBISHI 9V 40-54 Main Journal Diameter: 320.00 mm Finished Diameter: 316.00 mm Pre-Annealing Hardness: 650 Brinell Post Annealing Hardness: 250-300 Brinell CRANKSHAFT ANNEALING AND MACHINING REPAIRS Annealing…
INSPECTION AND REPAIR PLANNING Goltens diesel experts were asked to inspect the damage and determined that the crankshaft could be salvaged within the rated diameter with in-situ machining and annealing….
…Diameter: 216mm Pre-Annealing Hardness: >650 Brinell Post-Annealing Hardness: 250-300 Brinell REPAIRS Rough machining to remove all cracks (3.0 mm dia.) Annealing crankpin to reduce harness from >650 Brinell to ……
PROJECT FACTS WARTSILA 6L46C CRANKSHAFT Crankpin #2 hardness pre/post: 647HB/380HB Original diameter Crankpin #2: 450.00mm 450.00mm 447.00mm IN-SITU MACHINING REPAIRS Magnaflux and hardness checks on all crankpins Pre-annealing machining of…