TaeSung Flexible is a company established in 1998, specializing in the production of bellows expansion joints and flexible joints. The company operates as a manufacturer of heat exchangers for steelmaking, power generation, and onshore/offshore plants, built on over 20 years of accumulated know-how and craftsmanship. Through continuous R&D and investment via its technical research institute, the company has secured excellent technological capabilities. It has successfully expanded its business from industrial plant components to the water industry sector.TaeSungFlexibleisacompanyestablishedin1998,specializingintheproductionofbellowsexpansionjointsandflexiblejoints.Thecompanyoperatesasamanufacturerofheatexchangersforsteelmaking,powergeneration,andonshore/offshoreplants,builtonover20yearsofaccumulatedknow-howandcraftsmanship.ThroughcontinuousR&Dandinvestmentviaitstechnicalresearchinstitute,thecompanyhassecuredexcellenttechnologicalcapabilities.Ithassuccessfullyexpandeditsbusinessfromindustrialplantcomponentstothewaterindustrysector.
Key Products/TechnologiesKeyProducts/Technologies
Metal Expansion Joint: Products designed to absorb thermal expansion and contraction, vibration, and seismic stress in various piping systems, thereby protecting equipment and pipeline integrity. The product line includes exposed and buried bellows-type expansion joints. Capable of applying various materials such as SS275, STS304, and STS316L. Holds patented technology for seismic-designed single and double bellows-type expansion joints.MetalExpansionJoint:Productsdesignedtoabsorbthermalexpansionandcontraction,vibration,andseismicstressinvariouspipingsystems,therebyprotectingequipmentandpipelineintegrity.Theproductlineincludesexposedandburiedbellows-typeexpansionjoints.CapableofapplyingvariousmaterialssuchasSS275,STS304,andSTS316L.Holdspatentedtechnologyforseismic-designedsingleanddoublebellows-typeexpansionjoints.
Non-Metal Expansion Joint: Products utilized in high-temperature, low-pressure large ducting and flue gas ducts to absorb vibration, thermal expansion, and eccentricity. Constructed from multiple layers of fiberglass or coated fiberglass, offering superior corrosion and heat resistance. Available in various forms, including belt type and flange type.Non-MetalExpansionJoint:Productsutilizedinhigh-temperature,low-pressurelargeductingandfluegasductstoabsorbvibration,thermalexpansion,andeccentricity.Constructedfrommultiplelayersoffiberglassorcoatedfiberglass,offeringsuperiorcorrosionandheatresistance.Availableinvariousforms,includingbelttypeandflangetype.
Rubber Expansion Joint: Products that absorb movement and stress in piping systems, correct pipe misalignment, and reduce vibration and system noise. Offers a wide range of rubber materials such as EPDM, Neoprene, and Nitrile, and diameters from 1/2 inch to 120 inches.RubberExpansionJoint:Productsthatabsorbmovementandstressinpipingsystems,correctpipemisalignment,andreducevibrationandsystemnoise.OffersawiderangeofrubbermaterialssuchasEPDM,Neoprene,andNitrile,anddiametersfrom1/2inchto120inches.
Bellows for Heat Exchangers: Essential components primarily installed in the shell of heat exchangers to prevent thermal stress generated by temperature differences between the shell and tubes from transferring to them.BellowsforHeatExchangers:Essentialcomponentsprimarilyinstalledintheshellofheatexchangerstopreventthermalstressgeneratedbytemperaturedifferencesbetweentheshellandtubesfromtransferringtothem.
Metal Flexible Hose: Flexible elements used for conveying various media in diverse industrial fields such as petroleum, chemical, aerospace, metallurgy, electricity, gas, and construction. Composed of a stainless steel corrugated hose with outer braided layers, characterized by corrosion resistance, high/low temperature resistance, light weight, and good flexibility. Models HMF-501 (Swivel Type) and HMF-502 (Fixed Type) for marine engine systems have passed ISO 10380 tests and obtained type approvals from various classification societies.MetalFlexibleHose:Flexibleelementsusedforconveyingvariousmediaindiverseindustrialfieldssuchaspetroleum,chemical,aerospace,metallurgy,electricity,gas,andconstruction.Composedofastainlesssteelcorrugatedhosewithouterbraidedlayers,characterizedbycorrosionresistance,high/lowtemperatureresistance,lightweight,andgoodflexibility.ModelsHMF-501(SwivelType)andHMF-502(FixedType)formarineenginesystemshavepassedISO10380testsandobtainedtypeapprovalsfromvariousclassificationsocieties.
Teflon Hose (PTFE Hose): High-performance hoses that are chemically inert, possess strong chemical resistance, and can be used up to 260°C. Features minimal fluid contamination and a helical convoluted shape that minimizes liquid accumulation. Widely applied in aerospace, automotive, chemical, and general industrial applications.TeflonHose(PTFEHose):High-performancehosesthatarechemicallyinert,possessstrongchemicalresistance,andcanbeusedupto260°C.Featuresminimalfluidcontaminationandahelicalconvolutedshapethatminimizesliquidaccumulation.Widelyappliedinaerospace,automotive,chemical,andgeneralindustrialapplications.
Water Filtration Devices and Water Quality Management Systems: Development of water industry solutions including water reservoir filtration devices, expansion joint filtration devices, automatic backwash precision filtration devices, and 3-stage smart water quality management systems. Water reservoir filtration devices with performance certification are among the core technologies.WaterFiltrationDevicesandWaterQualityManagementSystems:Developmentofwaterindustrysolutionsincludingwaterreservoirfiltrationdevices,expansionjointfiltrationdevices,automaticbackwashprecisionfiltrationdevices,and3-stagesmartwaterqualitymanagementsystems.Waterreservoirfiltrationdeviceswithperformancecertificationareamongthecoretechnologies.
Core AdvantagesCoreAdvantages
Over 20 Years of Accumulated Know-how and Craftsmanship: Deep technical expertise and experience gained over more than two decades since its establishment in 1998 in the bellows and flexible joint sector.Over20YearsofAccumulatedKnow-howandCraftsmanship:Deeptechnicalexpertiseandexperiencegainedovermorethantwodecadessinceitsestablishmentin1998inthebellowsandflexiblejointsector.
Continuous R&D and Investment through Technical Research Institute: A strong capability to continuously invest in new product development and quality improvement, supported by excellent technical personnel. Successful expansion of business areas from industrial plants to the water industry.ContinuousR&DandInvestmentthroughTechnicalResearchInstitute:Astrongcapabilitytocontinuouslyinvestinnewproductdevelopmentandqualityimprovement,supportedbyexcellenttechnicalpersonnel.Successfulexpansionofbusinessareasfromindustrialplantstothewaterindustry.
Diverse Product Portfolio and Customized Solutions: A comprehensive product range including Metal, Non-Metal, and Rubber Expansion Joints, Flexible Hoses, Bellows for Heat Exchangers, and water filtration devices. Flexible response capabilities for design changes and various site conditions according to customer requirements.DiverseProductPortfolioandCustomizedSolutions:AcomprehensiveproductrangeincludingMetal,Non-Metal,andRubberExpansionJoints,FlexibleHoses,BellowsforHeatExchangers,andwaterfiltrationdevices.Flexibleresponsecapabilitiesfordesignchangesandvarioussiteconditionsaccordingtocustomerrequirements.
Possession of Credible Certifications and Patented Technologies: Designated as a specialized root technology company (welding field). Holds patents for seismic-designed expansion joints. Patents and design registrations related to water filtration devices. Qualified supplier registration with Korea Water Resources Corporation, Korea Rural Community Corporation, national metropolitan cities/provinces, major power generation companies, and large corporations. Achieved ISO 10380 and type approvals from various classification societies for Metallic Flexible Hoses.PossessionofCredibleCertificationsandPatentedTechnologies:Designatedasaspecializedroottechnologycompany(weldingfield).Holdspatentsforseismic-designedexpansionjoints.Patentsanddesignregistrationsrelatedtowaterfiltrationdevices.QualifiedsupplierregistrationwithKoreaWaterResourcesCorporation,KoreaRuralCommunityCorporation,nationalmetropolitancities/provinces,majorpowergenerationcompanies,andlargecorporations.AchievedISO10380andtypeapprovalsfromvariousclassificationsocietiesforMetallicFlexibleHoses.
Nationwide Supply Network and Customer-Centric Management: A distribution network supplying products nationwide through private companies and the Public Procurement Service. A management philosophy centered on 'quality innovation for customer satisfaction' as its corporate motto.NationwideSupplyNetworkandCustomer-CentricManagement:AdistributionnetworksupplyingproductsnationwidethroughprivatecompaniesandthePublicProcurementService.Amanagementphilosophycenteredon'qualityinnovationforcustomersatisfaction'asitscorporatemotto.
Target IndustrieTargetIndustrie
Steelmaking Facilities: Application of expansion joints and flexible hoses in high-temperature and high-pressure piping systems within steel mills.SteelmakingFacilities:Applicationofexpansionjointsandflexiblehosesinhigh-temperatureandhigh-pressurepipingsystemswithinsteelmills.
Power Generation Facilities: Supply of essential components for heat exchangers, turbine systems, and piping lines in power plants, including thermal and nuclear power.PowerGenerationFacilities:Supplyofessentialcomponentsforheatexchangers,turbinesystems,andpipinglinesinpowerplants,includingthermalandnuclearpower.
Onshore and Offshore Plants: Manufacturing and supply of mechanical and piping components for onshore and offshore plants, such as petrochemical, gas, and marine platforms.OnshoreandOffshorePlants:Manufacturingandsupplyofmechanicalandpipingcomponentsforonshoreandoffshoreplants,suchaspetrochemical,gas,andmarineplatforms.
Chemical Facilities: Application of flexible hoses and expansion joints resistant to corrosive environments and temperature changes in chemical processes.ChemicalFacilities:Applicationofflexiblehosesandexpansionjointsresistanttocorrosiveenvironmentsandtemperaturechangesinchemicalprocesses.
Environmental Facilities: Provision of components for vibration and thermal expansion absorption in environmental equipment such as dust collectors and exhaust gas ducts.EnvironmentalFacilities:Provisionofcomponentsforvibrationandthermalexpansionabsorptioninenvironmentalequipmentsuchasdustcollectorsandexhaustgasducts.
Water and Agricultural Water Piping: Supply of bellows-type expansion joints and water filtration devices for water supply, sewage, and agricultural water piping systems.WaterandAgriculturalWaterPiping:Supplyofbellows-typeexpansionjointsandwaterfiltrationdevicesforwatersupply,sewage,andagriculturalwaterpipingsystems.
Marine Engine Systems: Application of metal flexible hoses for absorbing minute vibrations and preventing thermal stress in marine engines.MarineEngineSystems:Applicationofmetalflexiblehosesforabsorbingminutevibrationsandpreventingthermalstressinmarineengines.
Major MarketsMajorMarkets
South Korea (Nationwide Supply)SouthKorea(NationwideSupply)
Certifications/PatentsCertifications/Patents
2015 Qualified Supplier Registration with Korea Southern Power, Western Power, Midland Power, East-West Power, South-East Power (Metallic/Non-Metallic Expansion Joint, Metallic Flexible Hose)2015QualifiedSupplierRegistrationwithKoreaSouthernPower,WesternPower,MidlandPower,East-WestPower,South-EastPower(Metallic/Non-MetallicExpansionJoint,MetallicFlexibleHose)
2016 KC Certification for Water Supply Expansion Joints2016KCCertificationforWaterSupplyExpansionJoints
2019 Designation as a Specialized Root Technology Company (Welding Field)2019DesignationasaSpecializedRootTechnologyCompany(WeldingField)
2019 Design Registration for Water Purifier (WATER CLEANER)2019DesignRegistrationforWaterPurifier(WATERCLEANER)
2020 Patent Registration for Seismic-Designed Single Bellows-Type Expansion Joint2020PatentRegistrationforSeismic-DesignedSingleBellows-TypeExpansionJoint
2020 Patent Registration for Seismic-Designed Double Bellows-Type Expansion Joint2020PatentRegistrationforSeismic-DesignedDoubleBellows-TypeExpansionJoint
2020 KC Certification and CP Certification for Stainless Steel Pipe Fittings (Irregular Fittings) for Water Supply2020KCCertificationandCPCertificationforStainlessSteelPipeFittings(IrregularFittings)forWaterSupply
2021 Patent Registration for Expansion Joint Filtration Device (TSDFB)2021PatentRegistrationforExpansionJointFiltrationDevice(TSDFB)
2021 KC Certification and CP Certification for Water Filtration Device2021KCCertificationandCPCertificationforWaterFiltrationDevice
2021 Design Registration for Expansion Joint Filtration Device (TSDFB)2021DesignRegistrationforExpansionJointFiltrationDevice(TSDFB)
2022 Patent Registration for Automatic Backwash Precision Filtration Device (TSDFC)2022PatentRegistrationforAutomaticBackwashPrecisionFiltrationDevice(TSDFC)
2023 Patent Registration for Water Reservoir Filtration Device (TSDFA)2023PatentRegistrationforWaterReservoirFiltrationDevice(TSDFA)
2024 Performance Certification Acquisition for Water Reservoir Filtration Device (TSDFA)2024PerformanceCertificationAcquisitionforWaterReservoirFiltrationDevice(TSDFA)
ISO 10380 and Type Approvals from various Classification Societies (Metallic Flexible Hose)ISO10380andTypeApprovalsfromvariousClassificationSocieties(MetallicFlexibleHose)