KST Plant Co., Ltd. is the first research institute company of the Korea Institute of Industrial Technology (KITECH), specializing in the manufacturing and supply of high-performance valves, chute liners, and sleeve bearings for power plants, chemical, and marine plants, leveraging its superior surface treatment technology. The company contributes to the development of Korea's heavy industry by localizing products previously 100% reliant on imports, focusing on developing products that demonstrate excellent durability and performance in extreme environments. KST Plant excels in providing high-performance components for harsh conditions such as high temperature, high pressure, cryogenic, and marine environments. Furthermore, the company is expanding its business into the eco-friendly energy sector through the development of green hydrogen production technology utilizing biomass.KSTPlantCo.,Ltd.isthefirstresearchinstitutecompanyoftheKoreaInstituteofIndustrialTechnology(KITECH),specializinginthemanufacturingandsupplyofhigh-performancevalves,chuteliners,andsleevebearingsforpowerplants,chemical,andmarineplants,leveragingitssuperiorsurfacetreatmenttechnology.ThecompanycontributestothedevelopmentofKorea'sheavyindustrybylocalizingproductspreviously100%reliantonimports,focusingondevelopingproductsthatdemonstrateexcellentdurabilityandperformanceinextremeenvironments.KSTPlantexcelsinprovidinghigh-performancecomponentsforharshconditionssuchashightemperature,highpressure,cryogenic,andmarineenvironments.Furthermore,thecompanyisexpandingitsbusinessintotheeco-friendlyenergysectorthroughthedevelopmentofgreenhydrogenproductiontechnologyutilizingbiomass.
Key Products/TechnologiesKeyProducts/Technologies
Metal Seated Ball Valve: Products demonstrating superior performance in high-temperature, high-hardness powder transfer, and corrosive chemical lines, achieved through KCC surface treatment technology. Ultra-precision machining technology enables a tolerance of 0.002~0.005mm, ensuring zero leakage in high-temperature and high-pressure environments. Features include a surface hardness of over HV 1700, a friction coefficient below 0.2, and stable characteristics even at high temperatures of 750℃.MetalSeatedBallValve:Productsdemonstratingsuperiorperformanceinhigh-temperature,high-hardnesspowdertransfer,andcorrosivechemicallines,achievedthroughKCCsurfacetreatmenttechnology.Ultra-precisionmachiningtechnologyenablesatoleranceof0.002~0.005mm,ensuringzeroleakageinhigh-temperatureandhigh-pressureenvironments.FeaturesincludeasurfacehardnessofoverHV1700,africtioncoefficientbelow0.2,andstablecharacteristicsevenathightemperaturesof750℃.
Cryogenic Ball Valve: High-performance valves providing stable operation and leak prevention in extreme cryogenic environments.CryogenicBallValve:High-performancevalvesprovidingstableoperationandleakpreventioninextremecryogenicenvironments.
Chute Liner: Power plant and industrial components with excellent abrasion and chemical resistance, enhanced by KCC surface treatment technology. KCC technology is also applied to slurry pump impellers and pipes, contributing to extended product life and reduced maintenance costs.ChuteLiner:Powerplantandindustrialcomponentswithexcellentabrasionandchemicalresistance,enhancedbyKCCsurfacetreatmenttechnology.KCCtechnologyisalsoappliedtoslurrypumpimpellersandpipes,contributingtoextendedproductlifeandreducedmaintenancecosts.
Erosion Protection of Pump Impellers: A solution that prevents erosion and wear of pump impellers through KCC surface treatment technology, extending their lifespan and increasing efficiency.ErosionProtectionofPumpImpellers:AsolutionthatpreventserosionandwearofpumpimpellersthroughKCCsurfacetreatmenttechnology,extendingtheirlifespanandincreasingefficiency.
High Corrosion Resistant Bolt & CSU Chain: Components with maximized corrosion resistance achieved by applying proprietary surface treatment technologies such as Chromium Diffusion Coating (TDC).HighCorrosionResistantBolt&CSUChain:ComponentswithmaximizedcorrosionresistanceachievedbyapplyingproprietarysurfacetreatmenttechnologiessuchasChromiumDiffusionCoating(TDC).
KCC (KST Chromized Carbide) Surface Treatment Technology: An alloying technology that forms chromium carbide through chemical reactions in a high-temperature vacuum system, infiltrating the base metal. This technology is characterized by a high surface hardness of over HV 1500~1700, high-temperature stability at 750℃, excellent abrasion, corrosion, and chemical resistance, and a low friction coefficient (below 0.2~0.5).KCC(KSTChromizedCarbide)SurfaceTreatmentTechnology:Analloyingtechnologythatformschromiumcarbidethroughchemicalreactionsinahigh-temperaturevacuumsystem,infiltratingthebasemetal.ThistechnologyischaracterizedbyahighsurfacehardnessofoverHV1500~1700,high-temperaturestabilityat750℃,excellentabrasion,corrosion,andchemicalresistance,andalowfrictioncoefficient(below0.2~0.5).
KNN (KST Nano Nitriding) Surface Treatment Technology: A plasma nano-ion nitriding technology that utilizes the hollow cathode effect to adsorb and diffuse nano-sized active nitrogen atoms with high density and low energy onto the surface of treated materials. This low-temperature treatment results in minimal dimensional and shape deformation of precision parts, offering high hardness, excellent abrasion resistance, controllable hardened layer depth, and no need for post-treatment.KNN(KSTNanoNitriding)SurfaceTreatmentTechnology:Aplasmanano-ionnitridingtechnologythatutilizesthehollowcathodeeffecttoadsorbanddiffusenano-sizedactivenitrogenatomswithhighdensityandlowenergyontothesurfaceoftreatedmaterials.Thislow-temperaturetreatmentresultsinminimaldimensionalandshapedeformationofprecisionparts,offeringhighhardness,excellentabrasionresistance,controllablehardenedlayerdepth,andnoneedforpost-treatment.
Core AdvantagesCoreAdvantages
Proprietary Advanced Surface Treatment Technology: Possession of unique surface treatment technologies such as KCC (KST Chromized Carbide) and KNN (KST Nano Nitriding), developed in collaboration with the Korea Institute of Industrial Technology. These technologies significantly enhance the hardness, abrasion resistance, corrosion resistance, and chemical resistance of metal components, serving as a core capability to ensure performance in extreme environments like high temperature, high pressure, and cryogenic conditions.ProprietaryAdvancedSurfaceTreatmentTechnology:PossessionofuniquesurfacetreatmenttechnologiessuchasKCC(KSTChromizedCarbide)andKNN(KSTNanoNitriding),developedincollaborationwiththeKoreaInstituteofIndustrialTechnology.Thesetechnologiessignificantlyenhancethehardness,abrasionresistance,corrosionresistance,andchemicalresistanceofmetalcomponents,servingasacorecapabilitytoensureperformanceinextremeenvironmentslikehightemperature,highpressure,andcryogenicconditions.
Achievement of 'Zero Leakage' Valves through Ultra-Precision Machining Technology: Securing ultra-precision technology to machine the gap between the ball and seat of metal-seated ball valves to within 0.002~0.005mm. This ensures 'zero leakage' performance even in high-temperature and high-pressure environments, representing a technological superiority that surpasses advanced foreign counterparts.Achievementof'ZeroLeakage'ValvesthroughUltra-PrecisionMachiningTechnology:Securingultra-precisiontechnologytomachinethegapbetweentheballandseatofmetal-seatedballvalvestowithin0.002~0.005mm.Thisensures'zeroleakage'performanceeveninhigh-temperatureandhigh-pressureenvironments,representingatechnologicalsuperioritythatsurpassesadvancedforeigncounterparts.
Localization of Imported Products and Price Competitiveness: Successful localization of high-performance valves and components for power plants and industrial facilities, previously 100% dependent on imports, through proprietary technology. The ability to supply these products at approximately 80% of the imported price provides a competitive edge, contributing to cost reduction and improved operating profits for domestic industries.LocalizationofImportedProductsandPriceCompetitiveness:Successfullocalizationofhigh-performancevalvesandcomponentsforpowerplantsandindustrialfacilities,previously100%dependentonimports,throughproprietarytechnology.Theabilitytosupplytheseproductsatapproximately80%oftheimportedpriceprovidesacompetitiveedge,contributingtocostreductionandimprovedoperatingprofitsfordomesticindustries.
Broad Applicability Across Diverse Industries and MRO Service Capabilities: Products and technologies are applicable across a wide range of industries including power generation, marine plants, petrochemicals, shipbuilding, and semiconductors. Notably, in Saudi Arabia, the company is registered as a specialist in surface treatment services, valve manufacturing, and MRO (Maintenance, Repair and Overhaul) services, offering technical consulting, maintenance, repair, and overhaul services.BroadApplicabilityAcrossDiverseIndustriesandMROServiceCapabilities:Productsandtechnologiesareapplicableacrossawiderangeofindustriesincludingpowergeneration,marineplants,petrochemicals,shipbuilding,andsemiconductors.Notably,inSaudiArabia,thecompanyisregisteredasaspecialistinsurfacetreatmentservices,valvemanufacturing,andMRO(Maintenance,RepairandOverhaul)services,offeringtechnicalconsulting,maintenance,repair,andoverhaulservices.
R&D and Innovation Capabilities as a Research Institute Company: As the first research institute company of KITECH, KST Plant continuously expands its technology portfolio and provides innovative solutions through close R&D collaboration. Recently, the company has also been involved in developing biomass-based green hydrogen production technology, pursuing technological innovation in the eco-friendly energy sector.R&DandInnovationCapabilitiesasaResearchInstituteCompany:AsthefirstresearchinstitutecompanyofKITECH,KSTPlantcontinuouslyexpandsitstechnologyportfolioandprovidesinnovativesolutionsthroughcloseR&Dcollaboration.Recently,thecompanyhasalsobeeninvolvedindevelopingbiomass-basedgreenhydrogenproductiontechnology,pursuingtechnologicalinnovationintheeco-friendlyenergysector.
Target IndustrieTargetIndustrie
Thermal Power Plants: Components for power generation facilities such as high-performance valves, chute liners, pump impellers, and ash sludging line parts.ThermalPowerPlants:Componentsforpowergenerationfacilitiessuchashigh-performancevalves,chuteliners,pumpimpellers,andashsludginglineparts.
Chemical Plants: Chemical processing equipment components including metal-seated ball valves resistant to high temperatures and corrosive environments, and corrosion-resistant bolts.ChemicalPlants:Chemicalprocessingequipmentcomponentsincludingmetal-seatedballvalvesresistanttohightemperaturesandcorrosiveenvironments,andcorrosion-resistantbolts.
Marine Plants and Shipbuilding Industry: Marine and shipbuilding equipment such as high-temperature, high-pressure metal-seated ball valves, pipe components, and high corrosion-resistant bolts.MarinePlantsandShipbuildingIndustry:Marineandshipbuildingequipmentsuchashigh-temperature,high-pressuremetal-seatedballvalves,pipecomponents,andhighcorrosion-resistantbolts.
Petrochemical Industry: Valves and components requiring high abrasion and chemical resistance.PetrochemicalIndustry:Valvesandcomponentsrequiringhighabrasionandchemicalresistance.
Semiconductor Industry: Enhancement of corrosion and abrasion resistance for precision parts and equipment using KNN nano nitriding technology.SemiconductorIndustry:EnhancementofcorrosionandabrasionresistanceforprecisionpartsandequipmentusingKNNnanonitridingtechnology.
Energy Industry: Eco-friendly energy sector through the development of biomass-based green hydrogen production technology.EnergyIndustry:Eco-friendlyenergysectorthroughthedevelopmentofbiomass-basedgreenhydrogenproductiontechnology.
Major MarketsMajorMarkets
Saudi Arabia, Malaysia, Thailand, China, India, KazakhstanSaudiArabia,Malaysia,Thailand,China,India,Kazakhstan
ISO 9001-2008 Quality Management System certification.ISO9001-2008QualityManagementSystemcertification.
Patent registration for Butterfly Valve technology (leakage repair function, water-tight function, and durability enhancement technology).PatentregistrationforButterflyValvetechnology(leakagerepairfunction,water-tightfunction,anddurabilityenhancementtechnology).
Technology investment and collaborative relationship as the first research institute company of the Korea Institute of Industrial Technology.TechnologyinvestmentandcollaborativerelationshipasthefirstresearchinstitutecompanyoftheKoreaInstituteofIndustrialTechnology.
Development and application of proprietary surface treatment technologies including Plasma Nano Nitriding (PNT), Tungsten Carbide Coating (TCC), and Chromium Diffusion Coating (TDC).DevelopmentandapplicationofproprietarysurfacetreatmenttechnologiesincludingPlasmaNanoNitriding(PNT),TungstenCarbideCoating(TCC),andChromiumDiffusionCoating(TDC).
Ultra-precision machining technology (ball-seat gap of ball valves within 0.002~0.005mm tolerance).Ultra-precisionmachiningtechnology(ball-seatgapofballvalveswithin0.002~0.005mmtolerance).