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In our procurement section, DH International Ltd is the direct agent to four main steel Mills in Asia for drill pipes,  tubulars, casings, pipes, and fittings all set to the highest standards requested by the global industry requirements. DH International has also attained the confidence of one of oldest established valve manufacturing companies with over 160 years since its establishment looking at us as the energetic and visionary company that wants to expand its product lines and most importantly the aftersales market. Other important lines are in supplies of performance nickel alloy materials, duplex and stainless steel all deriving directly from the mills.   


Our partners have been committed to being a major supplier of quality kinds of carbon steel and stainless steel. As a factory, which specializes in the manufacturing, production, processing and sales of various steel pipes and pipe fittings size enterprises, is headquartered in Asia with four Mill manufacturing factories. 

  • Steel Piping for oil & gas lines

  • Steel Piping for sour service

  • Steel Fittings and custom-made connections

  • Casing

  • Tubulars

  • API Drill pipes

  • Flanges

  • Stainless Steel Piping (all grades, welded or seamless)

  • Piping spool fabrications

  • Hollow sections

  • Submarine Cable Protection Cable Tube, Articulated Pipe

  • Special Fabrication requests

  • Coatings - FBE, 3PE,3PP, Epoxy coating, Specialty Painting, Bituminous, anti rust oil painting



DH is the authorized exclusive agent for Walworth Valves.  Our partners know the market better than anyone. Being leaders for over 165 years, the  manufacturing process exceeds the quality standards established by international oil regulations. All product lines have a fugitive emission control of 50 ppm.  Our products are found in refineries, storage and distribution terminals, measuring stations, etc., with a wide distribution coverage. We offer supply, installation, and aftersales to the following markets;

  • Oil & Gas

  • Petrochemical

  • Cryogenics & LNG

  • Power generation

We also have direct relations to provide the following supplies;

  • Pumps

  • Filters

  • Paints

  • Containers

  • General Spares

Authorized Exclusive Agents for:





Notwithstanding the different opportunities that have reached our shores, we believe that services become an important part of our entry point into the market. Our services have therefore been streamlined to deliver specialized maintenance services. Additional services are the leasing of onshore and offshore drilling and workover rigs, and skilled and experienced personnel hiring. 

Our maintenance service disciplines consist of;


  • Blasting and painting applications, 

  • Paint inspection, 

  • 6G welding on pipe fabrications,

  • NDT testing,

  • Mechanical & Electrical maintenance


Specialization Services;


  • Gas turbine maintenance, 

  • Steam boilers, Heat exchangers and Recovery units maintenance,

  • Steam generators

  • Valve overhauls

Other Services;

  • Personnel Recruitment

  • Certified Training

  • Sale and Leasing of Workover rigs, Drilling rigs, Semi-sub rigs, Jackup rigs

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