HWASHIN BOLT, The Republic of Korea - Komachine Supplier Profile and Product List

- A leading manufacturer of special fasteners since its establishment in 1964, specializing in bolts and nuts for extreme environments such as high temperature and high pressure, including turbine casing bolts, gas turbine rotor bolts, and piping bolts.A leading manufacturer of special fasteners since its establishment in 1964, specializing in bolts and nuts for extreme environments such as high temperature and high pressure, including turbine casing bolts, gas turbine rotor bolts, and piping bolts.
- THRU STUD: Utilizing various special alloy steel materials such as INCONEL718, A453-660A-B, A193-B16, A437-B4B, SCM435, AISI 4140, DUREHETE 1055.THRU STUD: Utilizing various special alloy steel materials such as INCONEL718, A453-660A-B, A193-B16, A437-B4B, SCM435, AISI 4140, DUREHETE 1055.
- COUPLING BOLT: Precision fastening components made of SNCM439 material.COUPLING BOLT: Precision fastening components made of SNCM439 material.
- TAP STUD / SLOTTED NUT: Employing high-performance materials like SCM435, INCONEL718, A453-660A-B, A193-B16, A437-B4B, AISI4140, DUREHETE 1055.TAP STUD / SLOTTED NUT: Employing high-performance materials like SCM435, INCONEL718, A453-660A-B, A193-B16, A437-B4B, AISI4140, DUREHETE 1055.
- BODY BOUND STUD / ROUND NUT: Precision nuts and studs made from special steel materials such as INCONEL718, A453-660A, A193-B16, A437-B4B, AISI4140.BODY BOUND STUD / ROUND NUT: Precision nuts and studs made from special steel materials such as INCONEL718, A453-660A, A193-B16, A437-B4B, AISI4140.
- Gas Turbine Rotor Bolt: High-difficulty, precision bolts for fastening compressor discs in high-temperature, high-speed rotating turbines.Gas Turbine Rotor Bolt: High-difficulty, precision bolts for fastening compressor discs in high-temperature, high-speed rotating turbines.
- STUD BOLT: A wide range of stud bolts in various specifications and materials including A193-B7/B7M, A320-L7/L7M, A453-660, A193-B8/B8M/B8M CL2, INCONEL718, INCONEL625, UNS S32750, S32760, MONEL K-400/K-500.STUD BOLT: A wide range of stud bolts in various specifications and materials including A193-B7/B7M, A320-L7/L7M, A453-660, A193-B8/B8M/B8M CL2, INCONEL718, INCONEL625, UNS S32750, S32760, MONEL K-400/K-500.
- WASHER: Washers made from diverse materials such as F436, F844, SUS304, SUS316.WASHER: Washers made from diverse materials such as F436, F844, SUS304, SUS316.
- HEX BOLT / NUT: High-performance hex bolts and nuts including A193-B7, B16, B8M, A437-B4B, A453-660, INCONEL 718, INCONEL 625, UNS S32750, S32760, MONEL K-400/K-500.HEX BOLT / NUT: High-performance hex bolts and nuts including A193-B7, B16, B8M, A437-B4B, A453-660, INCONEL 718, INCONEL 625, UNS S32750, S32760, MONEL K-400/K-500.
- U-BOLT: Industrial U-bolts including A193-B7, B8, B8M, A325, A320-L7, SS400, UNS S32750, S32760.U-BOLT: Industrial U-bolts including A193-B7, B8, B8M, A325, A320-L7, SS400, UNS S32750, S32760.
- Special Coating Technology: Fluororesin-based spray coating and thermal curing processes for durable and inert coatings.Special Coating Technology: Fluororesin-based spray coating and thermal curing processes for durable and inert coatings.
- Reverse Engineering Technology: Capability to develop drawings and manufacture components using 3D scanning and shape measuring instruments.Reverse Engineering Technology: Capability to develop drawings and manufacture components using 3D scanning and shape measuring instruments.
- Compressor Rotor Bolt Development: Precision machining of difficult-to-cut metals and quality inspection technology suitable for high-temperature, high-speed rotating environments.Compressor Rotor Bolt Development: Precision machining of difficult-to-cut metals and quality inspection technology suitable for high-temperature, high-speed rotating environments.
- Split Mechanical Seal Development: Innovative technology allowing replacement without disassembling the entire pump.Split Mechanical Seal Development: Innovative technology allowing replacement without disassembling the entire pump.
- Over half a century of experience and expertise in leading the special fastener industry.Over half a century of experience and expertise in leading the special fastener industry.
- World-class technical capability and innovation in the special and engineered fastener sector, ensuring high recognition.World-class technical capability and innovation in the special and engineered fastener sector, ensuring high recognition.
- Customized, just-in-time production system for high-spec, high-difficulty fastening products enduring extreme conditions like high temperature, high pressure, and corrosion.Customized, just-in-time production system for high-spec, high-difficulty fastening products enduring extreme conditions like high temperature, high pressure, and corrosion.
- Extensive international certifications including API, AS9100D, ISO 9001, ISO 14001, ISO 45001, ISO 37001, PED, KEPIC, AEO, and compliance with global standards (ANSI, ASTM, ASME, GE, SIEMENS, DIN, KS, BS, ISO, AS, JIS).Extensive international certifications including API, AS9100D, ISO 9001, ISO 14001, ISO 45001, ISO 37001, PED, KEPIC, AEO, and compliance with global standards (ANSI, ASTM, ASME, GE, SIEMENS, DIN, KS, BS, ISO, AS, JIS).
- Continuous investment in research and development for new materials, geometries, manufacturing processes, and advanced coating technologies.Continuous investment in research and development for new materials, geometries, manufacturing processes, and advanced coating technologies.
- Successful localization of critical components previously reliant on imports, such as fasteners for power generation equipment, offshore plants, and submarines.Successful localization of critical components previously reliant on imports, such as fasteners for power generation equipment, offshore plants, and submarines.
- Broad global market presence, supplying products to 48 countries across 6 continents.Broad global market presence, supplying products to 48 countries across 6 continents.
- A high proportion of skilled and long-serving employees, enhancing product quality stability and technical know-how transfer capabilities.A high proportion of skilled and long-serving employees, enhancing product quality stability and technical know-how transfer capabilities.
- Power Generation Industry: Steam turbines, gas turbines, nuclear power plants, hydroelectric power plants, combined cycle power plants, thermal power plants.Power Generation Industry: Steam turbines, gas turbines, nuclear power plants, hydroelectric power plants, combined cycle power plants, thermal power plants.
- Heavy Industries.Heavy Industries.
- Oil & Gas Industry: Offshore plants (FPSO, fixed platforms, LNG carriers, drill ships, semi-submersibles, subsea facilities), onshore oil drilling platforms.Oil & Gas Industry: Offshore plants (FPSO, fixed platforms, LNG carriers, drill ships, semi-submersibles, subsea facilities), onshore oil drilling platforms.
- Shipbuilding Industry: Submarines, special vessels.Shipbuilding Industry: Submarines, special vessels.
- Renewable Energy: Bolts for wind power generation.Renewable Energy: Bolts for wind power generation.
- Transportation Industry: Heavy equipment (mining, locomotives, engines, forklifts).Transportation Industry: Heavy equipment (mining, locomotives, engines, forklifts).
- Petrochemical Industry.Petrochemical Industry.
- Aerospace and Defense Industries: Aircraft, missiles, submarines.Aerospace and Defense Industries: Aircraft, missiles, submarines.
- Africa (general)Africa (general)
- South Korea (domestic), Japan, China, Malaysia, Southeast AsiaSouth Korea (domestic), Japan, China, Malaysia, Southeast Asia
- United Kingdom, Europe (general), GreeceUnited Kingdom, Europe (general), Greece
- USA, CanadaUSA, Canada
- ChileChile
- API (American Petroleum Institute) highest level certification in critical bolting.API (American Petroleum Institute) highest level certification in critical bolting.
- AS9100D (Aerospace and Defense Quality Management System) certification.AS9100D (Aerospace and Defense Quality Management System) certification.
- ISO 9001:2015 (Quality Management System) certification.ISO 9001:2015 (Quality Management System) certification.
- ISO 14001:2015 (Environmental Management System) certification.ISO 14001:2015 (Environmental Management System) certification.
- ISO 45001:2018 (Occupational Health and Safety Management System) certification.ISO 45001:2018 (Occupational Health and Safety Management System) certification.
- ISO 37001:2016 (Anti-bribery Management Systems) certification.ISO 37001:2016 (Anti-bribery Management Systems) certification.
- PED (Pressure Equipment Directive) certification.PED (Pressure Equipment Directive) certification.
- KEPIC (Korea Electric Power Industry Code) certification.KEPIC (Korea Electric Power Industry Code) certification.
- AEO (Authorized Economic Operator) certification.AEO (Authorized Economic Operator) certification.
- Selection as a 'Prestigious Long-Lived Company' (2018, 2019).Selection as a 'Prestigious Long-Lived Company' (2018, 2019).
- Prime Minister's Award for Industrial Technology Contribution (2025).Prime Minister's Award for Industrial Technology Contribution (2025).
- Gold Tower Order of Industrial Service Merit (2024).Gold Tower Order of Industrial Service Merit (2024).
- Busan Export Grand Award (2023, 2024).Busan Export Grand Award (2023, 2024).
- 30 Million Dollars Export Tower Award (2024).30 Million Dollars Export Tower Award (2024).
- 20 Million Dollars Export Tower Award (2023).20 Million Dollars Export Tower Award (2023).
- Trader of the Year Award (2023).Trader of the Year Award (2023).
- Busan Industrial Award in Technology Category (2023).Busan Industrial Award in Technology Category (2023).
- 10 Million Dollars Export Tower Award (2020).10 Million Dollars Export Tower Award (2020).
- Prime Minister's Award for Promotion of Machine Robot Industry (2020).Prime Minister's Award for Promotion of Machine Robot Industry (2020).
- Minister's Award for Nuclear Energy Promotion (2022).Minister's Award for Nuclear Energy Promotion (2022).
- ESG Certified Company (2022).ESG Certified Company (2022).
- Patent for Hydraulic Coupling Fastening Device.Patent for Hydraulic Coupling Fastening Device.
- Patent for Heating and Feeding Device for Forging Bolt Material.Patent for Heating and Feeding Device for Forging Bolt Material.
- Patent for Ultra-Low Wear Mechanical Seal Structure.Patent for Ultra-Low Wear Mechanical Seal Structure.
- Patent for Split Mechanical Seal.Patent for Split Mechanical Seal.
- Head Marking Registration with the U.S. Patent and Trademark Office.Head Marking Registration with the U.S. Patent and Trademark Office.