PROJECT FACTS PIELSTICK 14PC2.5 V400 Customer: Royal Saudi Naval Forces (RSNF) Engine output: 5,400 kW (13,200 HP) Position: Port Side Main Engine Type of Repair: In Situ Crankshaft Machining, Main Bearing Cap Repair & Engine Overhaul PIELSTICK 14PC2.5 REPAIR SCOPE: …
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PROJECT FACTS SPORTSHUB STADIUM Customer: Draggages Singapore Pte Ltd Project: Rooftop Towing Winch Foundations Application date: April 2014 Substrate: Carbon Steel Products: Chockfast Orange® PR 610 TCF CHOCKFAST® ORANGE PROJECT SCOPE: Inspection of the damaged shaft Installation of machining tools …
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PROJECT FACTS BERGEN KRG-9 OVERHAULS Vessel Type: Seismic Survey Vessel Work Location: Houston, Texas Engine Make/Model: Bergen KRG-9 Engine Output: 1825Kw, at 750RPM Main Engines: Three BERGEN KRG-9 MAIN ENGINE OVERHAUL SCOPE: Disassembly of engines Inspection and measurement of all …
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PROJECT FACTS COAL/BIOMASS STATION Station Output: 585 MW Shaft Diameter (Pre-Machining): 530 mm Shaft Diameter (Post-Repair): 528.5mm (-1.5mm) Finished surface roughness: 0.2 Ra Repair Time: 4 Days STEAM TURBINE REPAIRS CONSISTED OF: Inspection of the damaged shaft Installation of machining …
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To ensure the bores were all in perfect alignment and the flanges were perfectly flat, Goltens used the latest in laser alignment and flatness-checking equipment. On the largest of the flanges, Goltens’ 3m x 3m X/Y milling equipment had to …
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PROJECT FACTS OIL PLATFORM Flange Diameter: OD 3,429 mm / ID 3,092mm Depth of flange from surface: 6.3 mm Hole Dia. and Qty: 41.27 mm x 96 Holes Drilled hole depth: 80mm ON-SITE MACHINING WORK SCOPE Performed flatness checks with …
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PROJECT FACTS ABB THRUSTER FLANGES Outside Flange Diameter: 2810 mm Inside Column Diameter: 2610 mm Number of Flanges: 3 Number of M3 Holes: 114 per Flange ON-SITE MACHINING CONSISTED OF Laser Alignments of three (FWD, AFT and Center) Thruster surfaces. …
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TURBINE SHAFT INSPECTION Once SEC had disassembled the engine and placed the rotor in the stand, Goltens inspected the shaft damage on the compressor and exhaust bearing journals. Goltens visually inspected and calibrated the shaft, performed MPI crack tests and …
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PROJECT FACTS OIL PLATFORM Flange Diameter: OD 3,429 mm / ID 3,092mm Depth of flange from surface: 6.3 mm Hole Dia. and Qty: 41.27 mm x 96 Holes Drilled hole depth: 80mm ON-SITE MACHINING WORK SCOPE Performed flatness checks with …
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Goltens evaluated the challenge and presented Andritz with a proposal for the completion of the complex job. Goltens in-situ technicians modified their existing tooling to accommodate the requirements by fabricating a rail that followed the exact radius of the curved …
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OBSERVATIONS DURING INSPECTION Bearing and sealing area observed to have significant surface scoring Max hardness levels of 334 HB (some areas could not be measured due to deep scoring marks) Magna Flux testing revealed no surface cracks PROJECT FACTS SEC …
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PROJECT FACTS FPSO CONVERSION Pump Foundation Skid Quantity and Dimensions: – Length 700 mm x Width 185 mm x 2pcs – Length 330 mm x Width 140 mm x 2pcs – Length 655 mm x Width 590 mm x 1pc …
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PROJECT FACTS CAPETAN VASSILIS Customer: Saint Michael Shipping Co., Ltd Vessel Type: Bulk Carrier Tonnage: 51,196 DWT Flange Diameter: 2,755.00mm Machined Surface: 120mm IN-PLACE FLANGE MACHINING CONSISTED OF Performed laser flatness checks on crane post flange number 2 Performed vertical …
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PROJECT FACTS NORDIC FIGHTER Vessel type: Crude/Oil Products Tanker Stern Tube Dimensions: OD: 636.00mm x L: 1,200mm Tonnage: 153,328 DWT Main Engine: MAN B&W 6S70MC STERN TUBE REBABBITTING SCOPE Incoming inspection of AFT stern tube bearing before and after removal …
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PROJECT FACTS HIGHLAND MONARCH Ballast Water System: Optimarin Ballast System (OBS) Ballast flowrate: 167 m3/hour Vessel Type: Offshore Supply Vessel Owner: Gulf Offshore N.S. Ltd. TURNKEY BALLAST WATER RETROFIT SCOPE: 3-D Scanning and Modeling Detailed engineering Prefabrication of all required …
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PROJECT FACTS HYDE BWT RETROFIT Ballast Water System: Hyde Guardian HG200L Ballast Flow Rate: 200 M3/hour Vessel Type: 2009 Tonnage: 11,007 DWT THE PROJECT SCOPE Goltens proposed a comprehensive project plan that included: 3-D Scanning, Survey and Modeling Detailed engineering …
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PROJECT FACTS LPG CARRIER MAIN ENGINE Work Location: Houston, Texas Engine Make/Model: Hitachi Zosen B&W 6S50MC Engine Output: 6845Kw at 115RPM B&W 6S59MC MAIN ENGINE REPAIR SCOPE Inspection and overhaul of all six liner and piston assemblies Inspection cleaning and …
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PROJECT FACTS MV VTC OCEAN Engine Type: Yanmar 6N18-UN Output: 450 KW Vessel Type: Bulk Carrier YANMAR DIESEL REPAIR WORK SCOPE Complete cleaning and inspection of engine block Complete cleaning and inspection of crankshaft at workshop Repaired the badly damaged …
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Auxiliary engine overhaul process Exhaust and inlet valves and seats were ground/machined within maker’s limits and all rejected valves and seats were replaced. All fuel injectors were overhauled in Goltens’ fuel workshop and rejected items were replaced. All indicator cocks …
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PROJECT FACTS NAVY RADAR FOUNDATIONS Pedestal Diameter: 1 x 2,000mm/3 x 1,200mm Material removed: Max 28mm Machining Tolerance: 0.5mm per 1,000mm REPAIRS X-Y milling of 3 radar dome pedestal foundations measuring 1,200mm X-Y milling of 1 radar dome pedestal foundation …
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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 crankpin #1 to 449.0mm to remove surface cracks Local grinding …
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PROJECT FACTS GUAM POWERPLANT Engine Maker: Doosan Korea Engine Model: MAN B&W 12K80MC Main Bearing Pocket Diameter: 992mm REPAIRS Assessment and laser alignment check of the all main bearing pockets. Correction of the main bearing pocket horizontal contact landings in …
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Each cooler box plate needed to be machined in 4 to 5 locations where it would be mounted to the Cooler. This included both face and ID machining. The specification required flatness after machining of 0.4 to 0.6mm. Goltens undertook …
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Engaging multiple machines and crews, Goltens worked round the clock for two weeks to complete the job. With a range of flange facing machines that covers up to six metres in diameter, Goltens are continues to invest in additional equipment …
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PROJECT FACTS PH1002/LEWEK CONSTELLATION 6MW Stern Thruster Flange – Inverted On-Site Machining Customer: TRIYARD Shipyard Co Ltd. Vung Tau- Vietnam Flange size: OD 4700mm x ID 2850mm x 40 mm thick Tolerance of flange flatness max: 0.15 mm Quantity: 2 …
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