PROJECT FACTS Vessel: M/V FR8 VENTURE Tonnage: 74,000 DWT Main Engine: MAN B&W 5S60MC-C Original OD: 455.00mm Undersize: -1.00mm Length: 430.00mm REPAIRS Full inspection of intermediate shaft journal Rough grinding the shaft journal to undersize Finishing grinding the shaft journal …
Learn More Download Now
PROJECT FACTS Coal Handling Crane CAPACITY: 40 Tonne GRAB CAPACITY: 35M^3 RATED CAPACITY: 2,000 Tonne / Hour DRUM DRIVE HOUSING ALITITUDE: 150 FEET REPAIRS Lifting of gearbox main casing and removal of the drive shaft to allow access to cable …
Learn More Download Now
PROJECT FACTS Guide Rail Machining Rail Length: 12 meters Machined Area: 7 meters X 500mm Rails Machined: 2 REPAIRS Machining of rails on both sides with reference point given by the yard. Set up machine on each side 3 times …
Learn More Download Now
PROJECT FACTS Wartsila 6RT-FLEX 50B Weight: 55tons Crankshaft Length: 7560 mm Throw: 2850 mm Journal Diameter: 600 mm Crankpin Diameter: 600 mm REPAIRS Assessment of fillet radii (which are normally out of line due to the shaft manufacturing process) Grinding …
Learn More Download Now
PROJECT FACTS Bulk Carrier Rudderstock Ship Length: 260 Meters Vessel Dead Weigh Tonnage: 150,000 DWT Pre-machining Shaft Diameter: 660 mm Post Machining Shaft Diameter: 658 mm Length Machined: 1,000 mm REPAIRS Machining rudderstock from original damaged diameter of 660mm to …
Learn More Download Now
PROJECT FACTS M/V MIMI SELMER Dimension: OD: 2820.00mm×W: 120mm Number of surfaces: 4 Ship Length: 190 meter Tonnage: 55,711 DWT REPAIRS Flatness checking with laser equipment on crane No.1, No.2, No.3 and No.4 RESULTS Goltens technicians completed this job within …
Learn More Download Now
ON-SITE MACHINING CONSISTED OF: Flatness checks of the turret flange and laser alignment of the flange facing machinery Machining of the turret flange to remove surface abnormalities (pre-machined flange had an undulation of 0.64mm). Finish machining of turret flange to …
Learn More Download Now
PROJECT FACTS FPSO KWAME NKUMRAH Company: Modec Ghana, Ltd. Location: Ghana, West Africa Vessel Tonnage: 240,550 DWT Capacity: 120,000 barrels per day IN-SITU MACHINING REPAIRS Inspection of the damaged flange Flange machining to manufacturer’s upper tolerance limit as the damage …
Learn More Download Now
PROJECT FACTS Engine type: Sulzer 16ZA40S Output: 10,500 KW Original crankpin diameter: 350.00 MM Finished crankpin diameter: 345.00 MM Crankpin length: 270 MM REPAIRS Full cleaning and Magnetic Particle Inspection (MPI) of all 8 crankpin journals Full cleaning and MPI …
Learn More Download Now
PROJECT FACTS Wartsila 6RT-FLEX 50B Weight: 55 tons Crankshaft Length: 7560 mm Throw: 2850 mm Journal Diameter: 600 mm Crankpin Diameter: 600 mm REPAIRS Assessment of fillet radii (which were out of line due to the shaft manufacturing process) Machining …
Learn More Download Now
THE DECISION Goltens machined the crankshaft to -4mm and to evaluate the condition of the shaft. It was determined that the hard spots did not lessen – in fact, they became worse. All of the surface cracks were removed, with …
Learn More Download Now
The customer decided to cut another -2.00mm to see if the hard area would get smaller and the hardness values would get lower. At diameter 346.00mm the hardness values and area were still out of the engine maker’s specifications. Goltens …
Learn More Download Now
IN-SITU ANNEALING PROJECT FACTS Caribe Mariner Ship Type: Container Ship Engine 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 …
Learn More Download Now
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 REPAIRS Full NDT inspection (Magnaflux and Hardness) Machining of crankpin …
Learn More Download Now
PROJECT FACTS Mexican Paper Mill Engine Make: Wartsila W18V32 Engine Output: 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 …
Learn More Download Now
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 – performing run-out, Magnaflux and hardness checks on the shaft …
Learn More Download Now
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 PERFORMED Inspected the crankshaft – performing run-out, Magnaflux and hardness …
Learn More Download Now
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 REPAIRS Full NDT inspection (Magnaflux and Hardness) Machining of crankpin …
Learn More Download Now
PROJECT FACTS METAL REFINERY MILLING # of Guides Machined: 4 Total Length/Width of Cobalt guides: 1,200mm x 200mm Length/Width of Nickel guides: 1,000mm x 150mm Material Removed from guides: ~1.5mm IN-SITU STERN TUBE BORING REPAIRS XY Milling of 2 nickel …
Learn More Download Now
Goltens handled the local mobilization and logistics for all of the tools and related equipment necessary for the job and mobilized leading in-situ technicians to the yard, located about 200 KM north of Los Angeles to execute the job. PROJECT …
Learn More Download Now
PROJECT FACTS GDF SUEZ – STEAM TURBINE Turbine Manufacturer: Hitachi Turbine Model: TC4F Generator Output: 800 MW Turbine RPM: 3,000 rpm Turbine Type: Tandem/Compound Shaft Diameter: 610mm IN-PLACE STEAM TURBINE MACHINING SCOPE Inspection of journal damage including magnaflux and hardness …
Learn More Download Now
PROJECT FACTS BEN KIEN SHIPYARD Vessel: M/V 9200T-03 Rudder stock Length: 4.610m Rudder stock diameter: 300/400/545/350mm Rudder stock weight: 9500 kg Machined length of Shaft: 770mm WORKSHOP REPAIRS Rudder stock cleaned & measured (before & after repair) Completed alignment check …
Learn More Download Now
Goltens milled out the damaged area and completed post machining dye penetrant checks to ensure that 100% of the damage had been removed. Goltens fashioned a template of the damaged area and fabricated an insert that was machined to fit …
Learn More Download Now
PROJECT FACTS FPSO KNOCK ADOON Tonnage: 244,492 DW Engine / Equipment: Siemens KKK AFA 6 G6a Turbine Output: 2.5 MW RPM: 11,543 RPM IN-SITU REPAIRS Removal, lifting of the whole skid weighing ~30 tons Manufacturing and installation of new steel …
Learn More Download Now
PROJECT FACTS STERN TUBE BEARINGS Tonnage: 298,555 DWT Shaft dimension: OD: 741.00mm × L: 1630.00mm Year Built: 2003 BEARING REMETALLING AND MACHINING REPAIRS Inspection of aft and forward stern tube bearings after removal old damaged white metal bearing material STERN …
Learn More Download Now