PROJECT FACTS RUDDER STOCK REPAIR Vessel: LILIAN Z Vessel Type: Bulk Carrier Tonnage: 74,461 DWT Shaft Dimension: OD: Ø500.00 × L: 450.00mm Year Built: 1999 RUDDER STOCK ON-SITE MACHINING REPAIRS Full cleaning of rudder stock journal RUDDER STOCK REPAIR RESULTS …
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Goltens arrived onboard to evaluate the extent of the alignment issues and determined after clocking, that the deck-mounted flanges were as much as 2.5mm out of alignment. Having no reference other than the flange for the unit itself, Goltens fabricated …
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PROJECT FACTS Conversion Vessel ‘ARV3’ Project Scope: Assembling & Integration of Helideck Pancake Product Maker: Marine Aluminum AS Size: 22 meter X 22 meter (Octagonal Shape) WORK SCOPE Layout support blocks on flat open space & performing level checks. Assembling …
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LINE BORING PROJECT FACTS Stinger Hinge Machining Internal diameter of bore: 1350 mm Distance between hinges: 8 meter ± 1.5mm Length of the bore: 600 mm Number of hinges machined: 2 Tolerance of the internal diameter: H7 HINGE PIN REPAIRS …
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PROJECT FACTS METAL STITCHING Engine Model: MaK 12M282 Vessel Type: FPSO Engine Output: 2,400KW RPM: 1,000 RPM METAL STITCHING REPAIR Full inspection of the damaged block Removal of damaged portions of the block – leaving a clean surface to stitch …
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Goltens’ In-Situ specialists started by joining the larger parts together prior to metal stitching along the full length of the cracks. The finished stitching covered a length of 1.45 meters (57”). The stitching was then coated with a layer of …
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PROJECT FACTS Engine Make/Model: Mitsubishi 6UEC85LS-II Engine Output: 22,432 kW Original Crankpin Diameter: 950.00 mm Distance between Webs: 335.00 mm Finished Crankpin Diameter: 940.00 mm DAMAGED JOURNAL REPAIRS Hardness check and crack test via Magnaflux on No.1 crankpin journal Machining …
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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 Machining of new fillet radii Magnaflux crack testing and Hardness …
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PROJECT FACTS LEAKING PROPELLER SHAFT SEAL Diameter of flange: 1200 mm Tolerance of flange flatness: ±0.05 mm Machined Length: 130 mm Number of flanges machined: 1 REPAIRS Inspection and isolation of leak Laser alignment of propeller shaft line Welding of …
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PROJECT FACTS Octagonal FDPSO N262 Max working depth: 3000 meter Storage Capacity: 160,000 barrels Fairleader diameter (pre): 651.00 Fairleader diameter (post): 652.50 Fairleader Sets: 13 sets of 3 bores ON SITE LINE BORING REPAIRS Alignment checking of 13 sets of …
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PROJECT FACTS Damaged Tail Shaft Original Shaft Diameter: 850.00 mm Finished Shaft Diameter Port: 849 mm Finished Shaft Diameter Stbd: 846 mm Length Machined Port: 220 mm Length Machined Stbd: 190 mm ON-SITE PROPELLER AND SHAFT REPAIRS Machined and honed …
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PROJECT FACTS HAI FENG 618 Vessel type: Refrigerated Cargo Ship Tonnage: 7,934 DWT Main Engine: Mitsubishi 6UEC52LA Power: 7,061 KW IN-PLACE MACHINING AND DIESEL REPAIR SCOPE Machining Cylinder No. 1 FWD & AFT guide rail port side to -2.50mm undersize …
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IN-SITU MACHINING PROJECT FACTS Engine: Vasa 18V32 Engine Output: 5,800kW RPM: 720 RPM Original Crankpin Diameter: 269.00 mm Finished Crankpin Diameter: 267.00 mm Distance between Webs: 210.00mm WARTSILA CRANKSHAFT REPAIRS Machining new fillet radii Machining and superpolishing crankpin journal …
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PROJECT FACTS Tonnage: 74.5 K DWT Length Overall: 222 M Molded Breadth: 32.6 M Stern Tube FWD Before: 700mm x 420mm Stern Tube FWD After: 722mm x 420 mm Stern Tube AFT Before: 700mm x 1320mm Stern Tube AFT After: …
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PROJECT FACTS PROPELLER HUB Vessel: M/V XIN YA ZHOU Engine: MAN B&W 12K98MC-C Tonnage: 102,396 DWT Hub Outside Diameter: 1600.00mm Hub Inside Diameter: 1393.00mm REPAIRS Dye penetrant checking for cracks on propeller hub RESULTS Goltens technicians completed this job within …
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PROJECT FACTS STERN TUBE BORING Vessel: M/V Cape Engine: MAN B&W 6S60MC (8,679KW) Tonnage: 73,049 DWT FWD Inside Dia X L: 658.00mm X 1250mm (+4.03mm) AFT Inside Dia/Length: 660.00mm X 660mm (+6.00mm) STERN TUBE HOUSING REPAIRS Full inspection and …
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PROJECT FACTS Bulk Carrier Bolt Removal Engine Make/Model: MAN B&W 5S60MC Engine Output: 11,194 HP (90 Rpm) Bolt Length: 335.00mm Bolt Diameter: 80.00mm Bolts Machined: 10 Bolts Machined Oversize: 10 REPAIRS Manufactured a custom bracket to mount Goltens’ boring/ drilling …
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PROJECT FACTS CJ-70 Jack Case Fixation Vertical Flanges machined: 450mm x 150mm x 8pcs Material removed from foundation: 18mm – 20mm Port & Stbd foundations: 3390 x 100mm x 8pcs Material removed from Flanges: 12mm – 15mm REPAIRS Laser alignment …
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PROJECT FACTS Turret Head, Chain Table, Riser-I Tubes and Swivel Support Machining Dimension of Chain Table: OD 5,600mm x ID 5,190mm Dimension of Turret Head: OD 5,990mm x ID 5,580mm Swivel Support: OD 1,740mm x ID 950mm I-Riser Tubes: OD …
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PROJECT FACTS M/E CYLINDER LANDINGS Vessel: M/V HONG XIANG JUN Engine: PIELSTICK 12PC2-5V, 4 units×5360KW Tonnage: 3943 DWT Dredge Capacity: 4,500m3/h REPAIRS Flatness checking of No. 4, 5 and 6 cylinder covers with laser equipment RESULTS Goltens technicians completed this …
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PROJECT FACTS BOLD TERN Length: 132M Tonnage: 9,033 DWT Operating Depth: 7.5-45M Year Built: 2013 IN-SITU MACHINING CONSISTED OF Modification of split frame orbital cutting tools to meet the specifications Removal of scraper rings from the jacking cylinders. RESULTS With …
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PROJECT FACTS Sulzer 8 ZAL 40S Engine Output: 5760kW RPM: 514 RPM Original Crankpin Diameter: 350.00 mm Distance between Webs: 180.00mm Finished Crankpin Diameter CP3: 342.00 mm Finished Crankpin Diameter CP1: 347.00 mm SULZER 8ZAL 40S REPAIRS Machined new fillet …
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PROJECT FACTS MV QUEEN OF BURNABY Engine Type: Mirrlees National Engine Model: KVSS M16 V-Type Number of Journals: 8 Original Diameter: 266.70mm Finished Diameter: 265.18mm IN-PLACE MACHINING CONSISTED OF Performed Magnaflux crack test and hardness tests on all crankpins Performed …
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IN-SITU MACHINING PROJECT FACTS USNS Watson (T-AKR-310) Ship Type: Large, Medium-Speed Port Dia. Post-Machining: Ro-Ro 847.99mm Starboard Dia. Post-Machining: 847.47mm PROPELLER SHAFT REPAIRS Removed roughly .60mm from the diameter of the port propeller shaft seal liner and roughly 1.0mm from …
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The vessel owners consulted the engine maker and presented the method for proposed repair. After consultation with the makers, the vessel owners were informed by the makers that this type of repair was “not possible In-situ”. Despite this adverse opinion, …
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