Information
350-11 Habinnam-ro, Habin-myeon, Dalseong-gun, Daegu, South Korea
+82 53-585-6993
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Overview
- Summary
- DONGHAE Co., Ltd. is a company specializing in the production of knife gate valves. Its focus is on developing water supply and industrial knife gate valves applicable to water, oil, and gas lines. The company pursues continuous technological and quality development based on extensive experience across various valves. Consistent investment and effort in technology development and quality improvement are key responses to market demands.DONGHAE Co., Ltd. is a company specializing in the production of knife gate valves. Its focus is on developing water supply and industrial knife gate valves applicable to water, oil, and gas lines. The company pursues continuous technological and quality development based on extensive experience across various valves. Consistent investment and effort in technology development and quality improvement are key responses to market demands.
- Key Products/Technologies
- The main product line is knife gate valves.The main product line is knife gate valves.
- Waterworks knife gate valves are offered as industrial soft-seat slim gate valves.Waterworks knife gate valves are offered as industrial soft-seat slim gate valves.
- Various knife gate valve models are available, including metal seat type, square slide gate type, and sleeve seat type.Various knife gate valve models are available, including metal seat type, square slide gate type, and sleeve seat type.
- Swing gate valves specifically developed for pulverized coal transfer lines in thermal power plants.Swing gate valves specifically developed for pulverized coal transfer lines in thermal power plants.
- A diverse range of valve products is provided, including adjustable orifice valves, gravity Vee valves, and 3-way ball valves.A diverse range of valve products is provided, including adjustable orifice valves, gravity Vee valves, and 3-way ball valves.
- Core technology involves slim and lightweight valve designs.Core technology involves slim and lightweight valve designs.
- Leak-free fluid shut-off technology achieved through the application of soft seats.Leak-free fluid shut-off technology achieved through the application of soft seats.
- A structure preventing foreign matter adhesion at the bottom of the valve and a double sealing technology are applied.A structure preventing foreign matter adhesion at the bottom of the valve and a double sealing technology are applied.
- Valve bodies utilize various materials such as cast steel, cast iron, and stainless steel.Valve bodies utilize various materials such as cast steel, cast iron, and stainless steel.
- Discs are made of stainless steel, and stems are stainless steel rods.Discs are made of stainless steel, and stems are stainless steel rods.
- Core Advantages
- Specialization in knife gate valves and extensive experience across general valve technology.Specialization in knife gate valves and extensive experience across general valve technology.
- Technological innovation capability, having developed the first slim and lightweight waterworks knife gate valve domestically and internationally.Technological innovation capability, having developed the first slim and lightweight waterworks knife gate valve domestically and internationally.
- Foreign matter adhesion prevention and double sealing technology overcoming structural limitations of existing valves.Foreign matter adhesion prevention and double sealing technology overcoming structural limitations of existing valves.
- Acquisition of numerous credible certifications, including KS standard compliance, water supply material suitability certification, sanitary safety certification (KC), and Small and Medium Business Administration performance certification.Acquisition of numerous credible certifications, including KS standard compliance, water supply material suitability certification, sanitary safety certification (KC), and Small and Medium Business Administration performance certification.
- A track record of registration as a cooperative partner with major domestic corporations such as Doosan Heavy Industries, Korea Western Power, Samsung Heavy Industries, Hyundai Heavy Industries, and Daewoo Shipbuilding & Marine Engineering.A track record of registration as a cooperative partner with major domestic corporations such as Doosan Heavy Industries, Korea Western Power, Samsung Heavy Industries, Hyundai Heavy Industries, and Daewoo Shipbuilding & Marine Engineering.
- Consistent export and market penetration into overseas markets including Japan, Vietnam, Singapore, and France.Consistent export and market penetration into overseas markets including Japan, Vietnam, Singapore, and France.
- Pursuit of continuous growth as a leading technology company based on customer satisfaction and trust.Pursuit of continuous growth as a leading technology company based on customer satisfaction and trust.
- Target Industrie
- Water supply linesWater supply lines
- Sewer linesSewer lines
- Petrochemical facilitiesPetrochemical facilities
- Fluid shut-off and pulverized coal transfer lines in thermal power generation facilitiesFluid shut-off and pulverized coal transfer lines in thermal power generation facilities
- Environmental facilitiesEnvironmental facilities
- Multi-purpose water supply facilities for farming and fishing villagesMulti-purpose water supply facilities for farming and fishing villages
- Major Markets
- Japan, Vietnam, SingaporeJapan, Vietnam, Singapore
- FranceFrance
- Certifications/Patents
- ISO9002 Quality Assurance System Certification (March 2003).ISO9002 Quality Assurance System Certification (March 2003).
- Water Supply Material Suitability Certification (CP).Water Supply Material Suitability Certification (CP).
- Sanitary Safety Standard Certification (KC Certification).Sanitary Safety Standard Certification (KC Certification).
- Small and Medium Business Administration Performance Certification.Small and Medium Business Administration Performance Certification.
- Innovation-type Small and Medium Business (INNO-BIZ) Certification.Innovation-type Small and Medium Business (INNO-BIZ) Certification.
- Environmental Management System Certification and Safety and Health Management System Certification.Environmental Management System Certification and Safety and Health Management System Certification.
- Integrated Maintenance Qualification Certification for 5 domestic power generation companies.Integrated Maintenance Qualification Certification for 5 domestic power generation companies.
- Patents related to waterworks knife gate valves (e.g., "Plate-type gate valve for fluid shut-off with easily replaceable packing module").Patents related to waterworks knife gate valves (e.g., "Plate-type gate valve for fluid shut-off with easily replaceable packing module").
- Group Standard Certification_SPS-B KWWA205-7418 (for waterworks knife gate valves).Group Standard Certification_SPS-B KWWA205-7418 (for waterworks knife gate valves).
- Ministry of Environment Excellent Water Industry Product Certification (December 2020).Ministry of Environment Excellent Water Industry Product Certification (December 2020).
Introduction
Location
350-11 Habinnam-ro, Habin-myeon, Dalseong-gun, Daegu, South Korea
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