Established in 1976, SEWON INDUSTRIES Co., Ltd. is a specialized company in the development and production of various safety devices, including marine equipment, expansion joints, and venting devices.Establishedin1976,SEWONINDUSTRIESCo.,Ltd.isaspecializedcompanyinthedevelopmentandproductionofvarioussafetydevices,includingmarineequipment,expansionjoints,andventingdevices.
Key Products/TechnologiesKeyProducts/Technologies
HIGH VELOCITY PRESSURE VACUUM VALVE: Models include SBC TYPE (IN LINE TYPE PRESSURE, VACUUM VALVE) and SBH TYPE (END LINE TYPE PRESSURE, VACUUM VALVE)HIGHVELOCITYPRESSUREVACUUMVALVE:ModelsincludeSBCTYPE(INLINETYPEPRESSURE,VACUUMVALVE)andSBHTYPE(ENDLINETYPEPRESSURE,VACUUMVALVE)
ANTI-SPLASH DEVICEANTI-SPLASHDEVICE
FLAME SCREENFLAMESCREEN
GAS FREE VENT COVERGASFREEVENTCOVER
BREATHER VALVEBREATHERVALVE
PRESSURE VACUUM BREAKERPRESSUREVACUUMBREAKER
ACCESSORY: Includes Portable Test FacilityACCESSORY:IncludesPortableTestFacility
DISC FLOAT TYPE: Offers SWS type, SWC type, SWS SPECIAL type modelsDISCFLOATTYPE:OffersSWStype,SWCtype,SWSSPECIALtypemodels
BALL FLOAT TYPE: Includes SWB type, Ball Float Check Valve, and ICE CLASS TYPE modelsBALLFLOATTYPE:IncludesSWBtype,BallFloatCheckValve,andICECLASSTYPEmodels
Air Vent Head and Coupling product linesAirVentHeadandCouplingproductlines
Flame Arrester: A wide range of models such as SFC, SFD, SFL, SFH, SFO, STA, STA+SFH, SFJ, SFK, SFE, SFGFlameArrester:AwiderangeofmodelssuchasSFC,SFD,SFL,SFH,SFO,STA,STA+SFH,SFJ,SFK,SFE,SFG
P/V Relief Valve: Diverse models including SBD, SBFV, SBFJ, SBB, SBG, SBV, SBFP/VReliefValve:DiversemodelsincludingSBD,SBFV,SBFJ,SBB,SBG,SBV,SBF
P/V Relief Valve with Flame Arrester: Combined models like SBB+SFH, SBF+SFH, SBG+SFG, SBD+SFG, SBB+SFG, SBF+SFGP/VReliefValvewithFlameArrester:CombinedmodelslikeSBB+SFH,SBF+SFH,SBG+SFG,SBD+SFG,SBB+SFG,SBF+SFG
Inert Gas Blanketing Device: SNB110, SNB210 modelsInertGasBlanketingDevice:SNB110,SNB210models
Operation of an in-house laboratory equipped with Water flow test equipment and an Ice chamber for -40 ° C for product development and testingOperationofanin-houselaboratoryequippedwithWaterflowtestequipmentandanIcechamberfor-40°Cforproductdevelopmentandtesting
Development technology for DETONATION TYPE FLAME ARRESTERDevelopmenttechnologyforDETONATIONTYPEFLAMEARRESTER
Domestic development technology for HIGH PRESSURE FLEXIBLE METAL HOSE (for nuclear applications)DomesticdevelopmenttechnologyforHIGHPRESSUREFLEXIBLEMETALHOSE(fornuclearapplications)
Core AdvantagesCoreAdvantages
Extensive experience and technical know-how accumulated since its establishment in 1976 in marine equipment and safety devicesExtensiveexperienceandtechnicalknow-howaccumulatedsinceitsestablishmentin1976inmarineequipmentandsafetydevices
Ensured product reliability through a wide range of international certifications and class approvals, including MED(CE), ABS, BV, DNV-GL, KR, LR, NK, RINA, USCG, and ATEXEnsuredproductreliabilitythroughawiderangeofinternationalcertificationsandclassapprovals,includingMED(CE),ABS,BV,DNV-GL,KR,LR,NK,RINA,USCG,andATEX
Capability to produce products approved as a qualified manufacturer for nuclear power plantsCapabilitytoproduceproductsapprovedasaqualifiedmanufacturerfornuclearpowerplants
Ability to provide high-quality products and technical solutions to various industries such as shipbuilding, heavy machinery, petrochemical, and power generationAbilitytoprovidehigh-qualityproductsandtechnicalsolutionstovariousindustriessuchasshipbuilding,heavymachinery,petrochemical,andpowergeneration
Continuous product development and quality improvement efforts through its in-house laboratory with water flow test equipment and a -40°C ice chamberContinuousproductdevelopmentandqualityimprovementeffortsthroughitsin-houselaboratorywithwaterflowtestequipmentanda-40°Cicechamber
Customization capabilities for designing and producing products tailored to specific client requirementsCustomizationcapabilitiesfordesigningandproducingproductstailoredtospecificclientrequirements
Established long-standing partnerships with leading domestic shipyards like Hyundai Heavy Industries, Samsung Heavy Industries, Hanwha Ocean, STX Offshore & Shipbuilding, and international shipyardsEstablishedlong-standingpartnershipswithleadingdomesticshipyardslikeHyundaiHeavyIndustries,SamsungHeavyIndustries,HanwhaOcean,STXOffshore&Shipbuilding,andinternationalshipyards
Target IndustrieTargetIndustrie
Shipbuilding Industry: Supply of marine equipment to major domestic and international shipyardsShipbuildingIndustry:Supplyofmarineequipmenttomajordomesticandinternationalshipyards
Heavy Machinery Industry: Supply of components applicable to various heavy machinery equipmentHeavyMachineryIndustry:Supplyofcomponentsapplicabletovariousheavymachineryequipment
Petrochemical Industry: Supply of safety devices for plants and related facilitiesPetrochemicalIndustry:Supplyofsafetydevicesforplantsandrelatedfacilities
Power Generation Industry: Supply of related products as an approved manufacturer for nuclear power plantsPowerGenerationIndustry:Supplyofrelatedproductsasanapprovedmanufacturerfornuclearpowerplants
Major MarketsMajorMarkets
Japan, ChinaJapan,China
Germany (market entry via ATEX certification), Europe (market entry via CE certification)Germany(marketentryviaATEXcertification),Europe(marketentryviaCEcertification)
USA (USCG approval and export records)USA(USCGapprovalandexportrecords)
Certifications/PatentsCertifications/Patents
MED(CE) (Wheel Mark) certification (for Cargo Tank Venting Devices)MED(CE)(WheelMark)certification(forCargoTankVentingDevices)
ABS (American Bureau of Shipping) approvalABS(AmericanBureauofShipping)approval
LR (Lloyd's Register) approvalLR(Lloyd'sRegister)approval
NK (Nippon Kaiji Kyokai) approvalNK(NipponKaijiKyokai)approval
RINA (Registro Italiano Navale) approvalRINA(RegistroItalianoNavale)approval
USCG (United States Coast Guard) approval (for HIGH VELOCITY P/V VALVE)USCG(UnitedStatesCoastGuard)approval(forHIGHVELOCITYP/VVALVE)
ATEX (Ex e II T4, IP66) certification (for AVH Heating Type)ATEX(ExeIIT4,IP66)certification(forAVHHeatingType)
ISO 9001 Quality Management System certificationISO9001QualityManagementSystemcertification
Approved manufacturer for nuclear power plantsApprovedmanufacturerfornuclearpowerplants
Designated as a Flow Technology Company by the Korea Technology Finance CorporationDesignatedasaFlowTechnologyCompanybytheKoreaTechnologyFinanceCorporation