Information
465-38 Samnangjin-ro, Samnangjin-eup, Miryang, Gyeongsangnam-do, South Korea
+82 55-363-4466
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Overview
- Summary
- Dong Hwa TCA, established in 1979, is a specialized manufacturer of copper and copper alloy products. The company supplies pipes and fittings to various industrial sectors including shipbuilding, offshore plants, heat exchangers, and petrochemicals. Recognized by major domestic and international companies for its top-quality products and accumulated technology, it is a global supplier. The company maintains international quality, environmental, and occupational health and safety management systems, including ISO 9001, ISO 14001, and OHSAS 18001.Dong Hwa TCA, established in 1979, is a specialized manufacturer of copper and copper alloy products. The company supplies pipes and fittings to various industrial sectors including shipbuilding, offshore plants, heat exchangers, and petrochemicals. Recognized by major domestic and international companies for its top-quality products and accumulated technology, it is a global supplier. The company maintains international quality, environmental, and occupational health and safety management systems, including ISO 9001, ISO 14001, and OHSAS 18001.
- Key Products/Technologies
- Copper and Copper Alloy Tubes & Pipes: Products with excellent corrosion resistance and processability, utilizing the best raw materials. Manufacturing capabilities for various material pipes such as CUNI90/10 (C7060), CUNI70/30 (C7150), ADMIRALTY BRASS TUBE (C4430), AL-BRASS (C6870, C6871, C6872), BRASS TUBE (C2600, C2700), and C1100. Production of pipes with a maximum outer diameter of 419.1mm (SMLS) and 1000mm (WELD), and a minimum outer diameter of 6mm (SMLS) and 368mm (WELD).Copper and Copper Alloy Tubes & Pipes: Products with excellent corrosion resistance and processability, utilizing the best raw materials. Manufacturing capabilities for various material pipes such as CUNI90/10 (C7060), CUNI70/30 (C7150), ADMIRALTY BRASS TUBE (C4430), AL-BRASS (C6870, C6871, C6872), BRASS TUBE (C2600, C2700), and C1100. Production of pipes with a maximum outer diameter of 419.1mm (SMLS) and 1000mm (WELD), and a minimum outer diameter of 6mm (SMLS) and 368mm (WELD).
- Standard Pipes and Fittings: Pipe products conforming to various international standards including European, Japanese, U.S., and U.S. Navy specifications. A product line including steel fittings and flanges, copper and copper alloy fittings, and stainless steel products. Offering a variety of fittings such as Tee (Equal, Reducing, Saddles), Reducer (Eccentric, Concentric), and Cap within the Butt Weld Fittings series.Standard Pipes and Fittings: Pipe products conforming to various international standards including European, Japanese, U.S., and U.S. Navy specifications. A product line including steel fittings and flanges, copper and copper alloy fittings, and stainless steel products. Offering a variety of fittings such as Tee (Equal, Reducing, Saddles), Reducer (Eccentric, Concentric), and Cap within the Butt Weld Fittings series.
- CO2 Accessories: Production of CO2-related components such as INSULATOR and GAS DIFFUSER. Possession of utility model patent technology for welding torch tip and gas diffuser connection structures.CO2 Accessories: Production of CO2-related components such as INSULATOR and GAS DIFFUSER. Possession of utility model patent technology for welding torch tip and gas diffuser connection structures.
- Manufacturing Capacity: A growing mid-sized enterprise with a production capacity of 8500 tons. Equipped with a 3 1/2-inch Twin Cold Pilger Mill and an additional consecutive furnace. Seamless and One-Seam manufacturing technology for fittings and flanges. Capable of producing fittings such as Straight/Reducing Tee, 90º/45º Elbow, and Reducer up to 400A (Sch. 80).Manufacturing Capacity: A growing mid-sized enterprise with a production capacity of 8500 tons. Equipped with a 3 1/2-inch Twin Cold Pilger Mill and an additional consecutive furnace. Seamless and One-Seam manufacturing technology for fittings and flanges. Capable of producing fittings such as Straight/Reducing Tee, 90º/45º Elbow, and Reducer up to 400A (Sch. 80).
- Core Advantages
- Over 40 Years of Experience and Accumulated Technology: Over 40 years of experience and know-how in manufacturing copper and copper alloy products since its establishment in 1979. Continuous strengthening of technological competitiveness through R&D and facility investment.Over 40 Years of Experience and Accumulated Technology: Over 40 years of experience and know-how in manufacturing copper and copper alloy products since its establishment in 1979. Continuous strengthening of technological competitiveness through R&D and facility investment.
- Rigorous Quality Management System and International Certifications: Acquisition of international standard quality, environmental, and occupational health and safety management system certifications including ISO 9001, ISO 14001, and OHSAS 18001. High-level quality control capability through class approvals from ABS, Lloyd's, DNV, BV, and KR.Rigorous Quality Management System and International Certifications: Acquisition of international standard quality, environmental, and occupational health and safety management system certifications including ISO 9001, ISO 14001, and OHSAS 18001. High-level quality control capability through class approvals from ABS, Lloyd's, DNV, BV, and KR.
- Diverse Product Range and Adherence to International Standards: A comprehensive product portfolio including copper, copper alloy, and stainless steel pipes and fittings. Possession of various dies conforming to renowned international standards such as ASTM, JIS, and BS.Diverse Product Range and Adherence to International Standards: A comprehensive product portfolio including copper, copper alloy, and stainless steel pipes and fittings. Possession of various dies conforming to renowned international standards such as ASTM, JIS, and BS.
- Strong Domestic and International Customer Network: Supply of products to major domestic shipbuilders like Hyundai Heavy Industries, Samsung Heavy Industries, and Daewoo Shipbuilding & Marine Engineering, as well as large corporations such as POSCO, SK Engineering & Construction, and GS Caltex. Securing global market competitiveness through transactions with leading overseas companies like METAL ONE and Kuwait Oil Company.Strong Domestic and International Customer Network: Supply of products to major domestic shipbuilders like Hyundai Heavy Industries, Samsung Heavy Industries, and Daewoo Shipbuilding & Marine Engineering, as well as large corporations such as POSCO, SK Engineering & Construction, and GS Caltex. Securing global market competitiveness through transactions with leading overseas companies like METAL ONE and Kuwait Oil Company.
- State-of-the-Art Production Facilities and Large-Scale Manufacturing Capacity: Operation of state-of-the-art production facilities with an 8500-ton production capacity. A flexible manufacturing system capable of timely supply of pipes and fittings of various specifications and materials.State-of-the-Art Production Facilities and Large-Scale Manufacturing Capacity: Operation of state-of-the-art production facilities with an 8500-ton production capacity. A flexible manufacturing system capable of timely supply of pipes and fittings of various specifications and materials.
- Technological Innovation and Patent Holdings: Registration of multiple utility model patents for welding tip presses, anti-bending rings for tubes, gas torch welding nozzles, and welding torch tip and gas diffuser connection structures. Acquisition of a license for mass production of precipitation hardening-type copper alloy tubes or bars using a specific heat treatment formula.Technological Innovation and Patent Holdings: Registration of multiple utility model patents for welding tip presses, anti-bending rings for tubes, gas torch welding nozzles, and welding torch tip and gas diffuser connection structures. Acquisition of a license for mass production of precipitation hardening-type copper alloy tubes or bars using a specific heat treatment formula.
- Target Industrie
- Shipbuilding Industry: Various shipbuilding sectors including ship piping, warships, and submarines.Shipbuilding Industry: Various shipbuilding sectors including ship piping, warships, and submarines.
- Offshore Plant Industry: Offshore drilling facilities and related plant piping systems.Offshore Plant Industry: Offshore drilling facilities and related plant piping systems.
- Heat Exchangers and Desalination Plants: Heat exchangers where thermal efficiency is crucial, and seawater desalination plants.Heat Exchangers and Desalination Plants: Heat exchangers where thermal efficiency is crucial, and seawater desalination plants.
- Petrochemical Industry: Petrochemical equipment and plant piping, oil & gas lines.Petrochemical Industry: Petrochemical equipment and plant piping, oil & gas lines.
- Heating Coils: Heating systems in high-temperature and high-pressure environments.Heating Coils: Heating systems in high-temperature and high-pressure environments.
- Engine Oil Piping: Oil circulation systems within engines.Engine Oil Piping: Oil circulation systems within engines.
- Construction and General Industrial Applications: Various construction sites and industrial facilities.Construction and General Industrial Applications: Various construction sites and industrial facilities.
- Major Markets
- Indonesia, Malaysia, Singapore, Taiwan, Kuwait, Bahrain, JapanIndonesia, Malaysia, Singapore, Taiwan, Kuwait, Bahrain, Japan
- United KingdomUnited Kingdom
- Certifications/Patents
- Quality Management System: ISO 9001 (2001, 2008, 2015 versions) certification.Quality Management System: ISO 9001 (2001, 2008, 2015 versions) certification.
- Environmental Management System: ISO 14001 (2004, 2015 versions) certification.Environmental Management System: ISO 14001 (2004, 2015 versions) certification.
- Occupational Health and Safety Management System: OHSAS 18001 (2007 version) and ISO 45001 certification.Occupational Health and Safety Management System: OHSAS 18001 (2007 version) and ISO 45001 certification.
- Class Approvals: Approvals from major classification societies such as ABS, Lloyd's Register of Shipping, DNV, Bureau Veritas International Register, RINA, and KR.Class Approvals: Approvals from major classification societies such as ABS, Lloyd's Register of Shipping, DNV, Bureau Veritas International Register, RINA, and KR.
- Domestic Standard Certifications: KS mark (KSD 5301) certification.Domestic Standard Certifications: KS mark (KSD 5301) certification.
- Government and Institutional Designations: Designated as a promising small & medium enterprise (Kookmin Bank, Small Business Corporation), Inno-Biz, Venture company, and high-tech company (KIBO Technology Fund).Government and Institutional Designations: Designated as a promising small & medium enterprise (Kookmin Bank, Small Business Corporation), Inno-Biz, Venture company, and high-tech company (KIBO Technology Fund).
- Utility Model Patents: Patent registrations for welding tip presses, anti-bending rings for tubes, gas torch welding nozzles, and welding torch tip and gas diffuser connection structures.Utility Model Patents: Patent registrations for welding tip presses, anti-bending rings for tubes, gas torch welding nozzles, and welding torch tip and gas diffuser connection structures.
Introduction
Key Products
Location
465-38 Samnangjin-ro, Samnangjin-eup, Miryang, Gyeongsangnam-do, South Korea
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