DongHoo International Co., Ltd.
Booth number: 1C11
donghoo.co.kr
About us
DongHoo International Co., Ltd. was established in 1983 and celebrated its 40th anniversary in 2025. Over the 42 years, we’ve been able to grow with the trust and support that we’ve been received from our customers, by supplying good quality products over a variety of industries such as oil refining, petrochemical, chemical, paper, pharmaceutical, food and ship building so on.
From the past to the present, including valve & pump that are essential items for energy saving solution, we’ve been concentrating on supplying various equipment that fits our customer’s process. We’re not only selling products, but also providing after sales service to help our customer use our product in good condition and maintain their process more stably.
And we’ve been also constantly developing our capabilities to provide customers with best solution for saving their costs as well.
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Address
Shindorimro 11gil, Guro-gu
08203 Seoul
Germany
E-mail: dh@donghoo.co.kr
Phone: +82 2 26722131
Internet: www.donghoo.co.kr
Contact person:
Product PM Song Derek
General manager
E-mail: derek@donghoo.co.kr
Phone: +82 10 24496313
Product PM Kim Sang Woo
General manager
E-mail: Samkim@donghoo.co.kr
Phone: +82 10 26664001
Products & Services
1. LESER (Germany) : A manufacturer specializing in safety valves with more than 200 years of history, their highest quality and a variety of options make their safety valve applicable to any condition. With the slogan “Worldwide pressure safety valve”, they have designed their safety valves to meet global standards & local regulations and are approved accordingly, so they can provide best safety valve to customers. LESER also has all the ship classification in each country and actively supplies their products to many customers around the world.
2. HEROSE (Germany) : A German cryogenic valve manufacturer with a 150-year history.
Its products are suitable for the storage and transportation of cryogenic gases, as well as LNG applications, with a temperature range of -270°C to +400°C.
HEROSE supplies high-quality valves through careful material selection and a strict quality management system.
3. HERMETIC (Germany) : A world-class sealless canned motor pump manufacturer, whose products are widely used in various industries such as refrigeration systems, chemical, and petrochemical plants.
Its pumps ensure safe and reliable operation even when handling hazardous fluids.
Thanks to their compact design and no need for a recirculation line, customers can simplify their piping system design.
LESER Safety valve_API
▪Standardized design and selection according to API 520
▪ Wide range of high-alloy materials available in standard delivery times
▪ Longer service life due to hardened discs, stellited seats and shielded bellows
• LESER Nanotightness exceeds API 527 tightness requirements by 50%
HEROSE Globe Valve Full X
Bellows option is Available
Liquefied Hydrogen
Available accessories / options :
▪Solenoid valve · Limit switch · Electropneumatic positioner etc.
▪Actuator - cleaned and degreased for oxygen service
▪Bellow, top position
▪Bellow, bottom position
▪Bellow monitoring
▪Check function
▪Control function
▪Throttle function
▪Purge port
Herose Safty Valve
Herose Safety Valves - Type 06011 ( gastight ), ( Low Pressure )
Provided as safety device for protection against thermal expansion in pipeworks and parts of facilities.
Approved for air gases, vapours and cryogenic liquefied gases incl. LNG and Hydrogen.
Working temperature : -255°C / -427°F (18K) up to +65°C / +149°F (338K), suitable for horizontal installation
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Herose Safety Valves – Type 06820 ( High Pressure - up to 1,200 bar )
Pmax 1200.0bar (S/G) : PEEK seal, Metal seal, max. Temp. -200°C (213K) up to +85°C (358K)
Part No. 06820.X.000001W
Part No. 06820.0423.503001W with inlet 13/16''-16 UN
Available options-on request only:
▪ Flange-or NPT-connection for in-and outlet
▪ Inlet : Cone & thread connection for d06mm-9M13/16''-16UN o r12M3/4''-14NPS
▪ Special materials such as Duplex for medium wetted parts.
Hermetic Canned Motor Pump
HERMETIC Liquid Pumps (for Refrigeration)
Capacity [Q]: max 85m3/h
Head [H]: max 190m
Operating Temperature [t]: -80℃ ~ 30℃
Operating Pressure: max PN 52
Power: 1kW ~ 52kW
Design: ISO, Manufacturer's standard
Features: Specially designed for refrigerant transfer, Capable of transferring almost any type of refrigerant.
