Quality Asssurance
All activities for manufacturing products are aimed to meet the requirements of various International Standards as minimum guideline of our quality management and assurance.
Certificates
Certificate of Reliability
- Certificate of Compliance
- Certificate of Reliability-Roll push type stainless steel su joint
- Certificate of Reliability-stainless steel ball valve for industries
- Certificate of Reliability-stainless steel ball valve
- Certificate of Reliability-stainless steel joint
CP Certificate
- CP Certificate - Ball Valve for Water Works
- CP Certificate - Gate Valve for Water Works
- CP Certificate - Globe Valve for Water Works
- CP Certificate - Stainless Steel Fitting for Water Works
- CP Certificate - Stop Valve for Water Works
- CP Certificate - Strainer for Water Works
- CP Certificate - Swing Check Valve for Water Works
Korea Certificate
- Korea Certification - Ball Valve for Water Works
- Korea Certification - Check Valve for Water Works
- Korea Certification - Gate Valve for Water Works
- Korea Certification - Globe Valve for Water Works
- Korea Certification - Snap Tap with Saddle for Water Works
- Korea Certification - Stainless Steel Fitting for Water Works (Roll-Push Type)
- Korea Certification - Stainless Steel Fitting for Water Works
- Korea Certification - Stop Valve for Water Works
- Korea Certification - Strainer for Water Works
KWWA Certificate
- KWWA Certificate - Snap Tap with Saddle for Water Works
- KWWA Certificate - Stainless Steel Fitting for Water Works
Water Mark
ISO
Patents
Valves
- Ball valve installed with strainer
- Ball valve assembly machine and its unit
- Angle valve for easy maintenance
Fittings
- Pipe connection with stagnant water prevention function 1
- Pipe connection with stagnant water prevention function 2
- Pipe connection with stagnant water prevention function 3
Joint
- Pipe Connection Socket (HI-DR)
- Joint for pipe connection
- pipe connection socket 1
- pipe connection socket 2
- Clamp for pipe connection 1
- Flange for pipe connection 1
- Flange for pipe connection 2
- Fittings
- Coupling
- Expansion projection pipe connection using coupling 1
- Expansion projection pipe connection using coupling 2
- Pipe fastening using clamps 1
- Packing materials for pipe watertightness 1
- Packing materials for pipe watertightness 2
- Packing materials for pipe watertightness 3
- pipe fitting
- Pipe corrugation forming device
- pipe clamp
- Pipe corrugation forming device with pipe guide device installed
- Manufacturing method of packing for pipes
- Connect pipes with expansion protrusions or pipes with expansion protrusions using coupling
Saddle Fountain
Others
- Corrosion resistant thin wall hollow cast austenitic stainless steel fittings
- Corrosion-resistant thin-walled hollow cast austenitic stainless steel pipe products
- Drain pipe connection method
- Water sprinkler system
- Method and apparatus for solid solution and surface brightening heat treatment of stainless steel castings
- Method for solidification of stainless steel castings and surface brightening heat treatment
- Continuous composite device for solidification of stainless steel castings and surface brightness heat treatment
- Casting mold with smooth flow of molten metal
- Abrasive pin removal device for casting products
- Automatic device for removing insoluble matter from castings
- Method for removing insolubles in castings using an automatic device for removing insolubles in castings
- Removable water meter 1
- Removable water meter 2
- Pipe expansion jig
Awards
- Korea-Environmental-Industry-and-Technology-Institute-Prize-for-Water-Management
- Korea-Ministry-of-Environment-Prize-for-Water-Management
- Korea-Ministry-of-Knowledge-Economy-Citation
- Korea-National-Emergency-Management-Citation
- Korean-Institute-of-Science-&Engineering-Technology-Prize
- Korea-Presidential-Citation-for-Technical-Innovation
- Korea-Resional-Small-and-Medium-Business-Administration-Prize-for-Technical-Innovation
- Korea-Small-and-Medium-Business-Administration-Prize-for-Technical-Innovation
- National-Assembly-of-the-Republic-of-Korea-Enviroment-&-Labor-Commitee-Citation-for-Water-Management