SK oceanplant Co., Ltd. is a global marine plant and shipbuilding specialist, originating in 1999 as Korea's first thick-walled steel pipe company. The company now focuses on offshore wind substructures, special and merchant vessel construction, and various industrial steel pipes. It holds the top market share in Asia for offshore wind substructures, playing a key role in the era of eco-friendly energy transition.SKoceanplantCo.,Ltd.isaglobalmarineplantandshipbuildingspecialist,originatingin1999asKorea'sfirstthick-walledsteelpipecompany.Thecompanynowfocusesonoffshorewindsubstructures,specialandmerchantvesselconstruction,andvariousindustrialsteelpipes.ItholdsthetopmarketshareinAsiaforoffshorewindsubstructures,playingakeyroleintheeraofeco-friendlyenergytransition.
Key Products/TechnologiesKeyProducts/Technologies
The offshore wind business division specializes in the development and production of offshore wind substructures, including jackets and floating offshore wind structures. Jackets are manufactured in various forms, such as tripod and tetrapod types, with capabilities to produce large structures up to 97m in height and 2,700 tons in weight. The company utilizes patented technologies, including an auxiliary device for mounting X-shaped reinforcements and a J-tube position correction device for submarine cable installation. It also pursues the supply of essential components for offshore wind farm construction, such as offshore substations.Theoffshorewindbusinessdivisionspecializesinthedevelopmentandproductionofoffshorewindsubstructures,includingjacketsandfloatingoffshorewindstructures.Jacketsaremanufacturedinvariousforms,suchastripodandtetrapodtypes,withcapabilitiestoproducelargestructuresupto97minheightand2,700tonsinweight.Thecompanyutilizespatentedtechnologies,includinganauxiliarydeviceformountingX-shapedreinforcementsandaJ-tubepositioncorrectiondeviceforsubmarinecableinstallation.Italsopursuesthesupplyofessentialcomponentsforoffshorewindfarmconstruction,suchasoffshoresubstations.
The shipbuilding division demonstrates strength in constructing special vessels, including Republic of Korea Navy warships and Korea Coast Guard patrol ships. Designated as a defense contractor in 2017, the company has built and delivered over 30 vessels, including 3,000-ton frigates, 600-ton guided missile patrol boats, and various Coast Guard patrol ships. A recent contract for 6,800-ton methanol dual-fuel (DF) oil and chemical tankers marks its re-entry into the eco-friendly merchant vessel market. The company also possesses extensive experience in supplying shipbuilding blocks and mega-blocks to major domestic shipbuilders.Theshipbuildingdivisiondemonstratesstrengthinconstructingspecialvessels,includingRepublicofKoreaNavywarshipsandKoreaCoastGuardpatrolships.Designatedasadefensecontractorin2017,thecompanyhasbuiltanddeliveredover30vessels,including3,000-tonfrigates,600-tonguidedmissilepatrolboats,andvariousCoastGuardpatrolships.Arecentcontractfor6,800-tonmethanoldual-fuel(DF)oilandchemicaltankersmarksitsre-entryintotheeco-friendlymerchantvesselmarket.Thecompanyalsopossessesextensiveexperienceinsupplyingshipbuildingblocksandmega-blockstomajordomesticshipbuilders.
The tubular (steel pipe) division is a specialized manufacturer of thick-walled steel pipes used in offshore plants, architectural structures, and oil pipelines. Leveraging its technology as the first company in Korea to localize thick-walled steel pipes, it has the capability to produce extra-large pipes with diameters up to 10m and wall thicknesses up to 145mm. A strong capability in manufacturing and exporting various customized steel pipes, in addition to those required for its own offshore wind and shipbuilding businesses.Thetubular(steelpipe)divisionisaspecializedmanufacturerofthick-walledsteelpipesusedinoffshoreplants,architecturalstructures,andoilpipelines.LeveragingitstechnologyasthefirstcompanyinKoreatolocalizethick-walledsteelpipes,ithasthecapabilitytoproduceextra-largepipeswithdiametersupto10mandwallthicknessesupto145mm.Astrongcapabilityinmanufacturingandexportingvariouscustomizedsteelpipes,inadditiontothoserequiredforitsownoffshorewindandshipbuildingbusinesses.
Core AdvantagesCoreAdvantages
A dominant position in the global offshore wind market as Asia's leading manufacturer of offshore wind substructures. A high market share exceeding 44% in the Taiwanese offshore wind market, participating as a key supplier in major projects.AdominantpositionintheglobaloffshorewindmarketasAsia'sleadingmanufacturerofoffshorewindsubstructures.Ahighmarketshareexceeding44%intheTaiwaneseoffshorewindmarket,participatingasakeysupplierinmajorprojects.
Possession of accumulated proprietary technologies, including the successful localization of thick-walled steel pipes and the acquisition of patents related to offshore wind substructures. Specifically, patents for X-shaped reinforcement mounting auxiliary devices and J-tube position correction devices represent significant technological strengths, greatly enhancing the safety and efficiency of offshore wind structure fabrication.Possessionofaccumulatedproprietarytechnologies,includingthesuccessfullocalizationofthick-walledsteelpipesandtheacquisitionofpatentsrelatedtooffshorewindsubstructures.Specifically,patentsforX-shapedreinforcementmountingauxiliarydevicesandJ-tubepositioncorrectiondevicesrepresentsignificanttechnologicalstrengths,greatlyenhancingthesafetyandefficiencyofoffshorewindstructurefabrication.
Construction of the world's largest dedicated production facility for offshore wind substructures (New Yard) in Goseong, Gyeongsangnam-do, establishing an overwhelming production infrastructure totaling 2.5 million square meters when combined with existing yards. Securing a large-scale production capacity capable of manufacturing approximately 50 jackets and 40 floating structures annually.Constructionoftheworld'slargestdedicatedproductionfacilityforoffshorewindsubstructures(NewYard)inGoseong,Gyeongsangnam-do,establishinganoverwhelmingproductioninfrastructuretotaling2.5millionsquaremeterswhencombinedwithexistingyards.Securingalarge-scaleproductioncapacitycapableofmanufacturingapproximately50jacketsand40floatingstructuresannually.
Maintenance of a stable business structure through a balanced portfolio encompassing offshore wind, shipbuilding (special and merchant vessels), and tubular products. The designation as a defense contractor and the acquisition of U.S. Navy MRO eligibility attest to its high technical capabilities and reliability in the special vessel sector.Maintenanceofastablebusinessstructurethroughabalancedportfolioencompassingoffshorewind,shipbuilding(specialandmerchantvessels),andtubularproducts.ThedesignationasadefensecontractorandtheacquisitionofU.S.NavyMROeligibilityattesttoitshightechnicalcapabilitiesandreliabilityinthespecialvesselsector.
Contribution to building an integrated value chain from offshore wind project development to power plant operation and green hydrogen production, through synergy with its parent company, SK Ecoplant. This collaboration provides a strong competitive edge in delivering sustainable energy solutions.Contributiontobuildinganintegratedvaluechainfromoffshorewindprojectdevelopmenttopowerplantoperationandgreenhydrogenproduction,throughsynergywithitsparentcompany,SKEcoplant.Thiscollaborationprovidesastrongcompetitiveedgeindeliveringsustainableenergysolutions.
Target IndustrieTargetIndustrie
The primary applied industry is the offshore wind power generation sector, supplying essential components such as substructures (jackets, floaters) and offshore substations that support offshore wind turbines.Theprimaryappliedindustryistheoffshorewindpowergenerationsector,supplyingessentialcomponentssuchassubstructures(jackets,floaters)andoffshoresubstationsthatsupportoffshorewindturbines.
In the shipbuilding industry, contributions to the construction of special vessels like naval warships and Korea Coast Guard patrol ships, as well as merchant vessels (oil tankers, chemical tankers). Supply of shipbuilding blocks and equipment to major domestic and international shipyards.Intheshipbuildingindustry,contributionstotheconstructionofspecialvesselslikenavalwarshipsandKoreaCoastGuardpatrolships,aswellasmerchantvessels(oiltankers,chemicaltankers).Supplyofshipbuildingblocksandequipmenttomajordomesticandinternationalshipyards.
In the offshore plant industry, production of critical equipment such as offshore platform jackets and pipes for marine construction.Intheoffshoreplantindustry,productionofcriticalequipmentsuchasoffshoreplatformjacketsandpipesformarineconstruction.
Through its tubular products business, supply of thick-walled steel pipes essential for various infrastructure constructions, including oil and gas pipelines, marine structures, and architectural structures.Throughitstubularproductsbusiness,supplyofthick-walledsteelpipesessentialforvariousinfrastructureconstructions,includingoilandgaspipelines,marinestructures,andarchitecturalstructures.
Major MarketsMajorMarkets
Taiwan is a crucial export market for offshore wind substructures, with participation in numerous large-scale offshore wind projects such as Chang Fang Xidao, Zhong Neng, Fengmiao 1, and Hai Long, securing a 44% market share., Expansion into the Japanese offshore wind market is also underway with the export of jacket components., The company also supplies substructures to major domestic projects like the Anma Offshore Wind Farm.Taiwanisacrucialexportmarketforoffshorewindsubstructures,withparticipationinnumerouslarge-scaleoffshorewindprojectssuchasChangFangXidao,ZhongNeng,Fengmiao1,andHaiLong,securinga44%marketshare.,ExpansionintotheJapaneseoffshorewindmarketisalsounderwaywiththeexportofjacketcomponents.,ThecompanyalsosuppliessubstructurestomajordomesticprojectsliketheAnmaOffshoreWindFarm.
Successful entry into the European offshore wind market through a contract to supply core components for the Dolwin4 & Borwin4 high-voltage direct current (HVDC) converter station project in the German North Sea. This achievement marks a significant milestone for diversifying into the European market.SuccessfulentryintotheEuropeanoffshorewindmarketthroughacontracttosupplycorecomponentsfortheDolwin4&Borwin4high-voltagedirectcurrent(HVDC)converterstationprojectintheGermanNorthSea.ThisachievementmarksasignificantmilestonefordiversifyingintotheEuropeanmarket.
Exploration of business expansion into the North American market by signing a Master Ship Repair Agreement (MSRA) with the U.S. Navy, qualifying for maintenance, repair, and overhaul (MRO) services for U.S. naval vessels.ExplorationofbusinessexpansionintotheNorthAmericanmarketbysigningaMasterShipRepairAgreement(MSRA)withtheU.S.Navy,qualifyingformaintenance,repair,andoverhaul(MRO)servicesforU.S.navalvessels.
Certifications/PatentsCertifications/Patents
Acquisition of two patents related to offshore wind substructure fabrication in 2023, including an 'Auxiliary device for mounting X-shaped reinforcement and jacket manufacturing method based on it' and a 'J-tube position correction device and manufacturing method of offshore generator based on it'. A history of entering the market by obtaining Korea's first patent related to offshore wind substructures in 2012.Acquisitionoftwopatentsrelatedtooffshorewindsubstructurefabricationin2023,includingan'AuxiliarydeviceformountingX-shapedreinforcementandjacketmanufacturingmethodbasedonit'anda'J-tubepositioncorrectiondeviceandmanufacturingmethodofoffshoregeneratorbasedonit'.AhistoryofenteringthemarketbyobtainingKorea'sfirstpatentrelatedtooffshorewindsubstructuresin2012.
Key quality, safety, and environmental management system certifications include ISO 9001:2015 (Quality Management), ISO 45001:2018 (Occupational Health and Safety Management), and ISO 14001:2015 (Environmental Management).Keyquality,safety,andenvironmentalmanagementsystemcertificationsincludeISO9001:2015(QualityManagement),ISO45001:2018(OccupationalHealthandSafetyManagement),andISO14001:2015(EnvironmentalManagement).
Recognition of its capabilities as a defense contractor, designated by the South Korean government as a naval shipbuilding defense contractor in 2017. The acquisition of DQMS (Defense Quality Management System) certification in 2023 demonstrates excellence in defense sector quality management systems.Recognitionofitscapabilitiesasadefensecontractor,designatedbytheSouthKoreangovernmentasanavalshipbuildingdefensecontractorin2017.TheacquisitionofDQMS(DefenseQualityManagementSystem)certificationin2023demonstratesexcellenceindefensesectorqualitymanagementsystems.
Possession of numerous international standard certifications, such as ASME (American Society of Mechanical Engineers) pressure vessel "S", "PP", "U", "U2" certifications, API (American Petroleum Institute) 2B & 5L certifications, JIS (Japanese Industrial Standards) G3457 and G3444 certifications, and EN729-2/ISO3834-2 certification for welding from Bureau Veritas (BV).Possessionofnumerousinternationalstandardcertifications,suchasASME(AmericanSocietyofMechanicalEngineers)pressurevessel"S","PP","U","U2"certifications,API(AmericanPetroleumInstitute)2B&5Lcertifications,JIS(JapaneseIndustrialStandards)G3457andG3444certifications,andEN729-2/ISO3834-2certificationforweldingfromBureauVeritas(BV).
Recently, securing eligibility to participate in maintenance, repair, and overhaul (MRO) services for U.S. naval vessels through the Master Ship Repair Agreement (MSRA) with the U.S. Navy.Recently,securingeligibilitytoparticipateinmaintenance,repair,andoverhaul(MRO)servicesforU.S.navalvesselsthroughtheMasterShipRepairAgreement(MSRA)withtheU.S.Navy.