Drill Pipe

We are a leading manufacturer of Drill Pipes, Heavy Weight Drill Pipes in China Under API Standards.

Uno-Steel (Jiangyin) Drilling Products Manufacturing Limited was established by Uno-Steel Group Limited and Cycle Air Group (Greece) in 2007. It is a joint-venture company for Drilling Pipes, Heavyweight Drilling Pipes (HWDP), Tool Joints, Upset Tubes, Casing and Tubing and so on. The value of the total investment will exceed the amount of 50 million Euros. Our premises situated in Jiangyin in an area of 60 thousand square meters, while the covered area is 45 thousand square meters. The manpower of our investment involves 550 workers, 125 engineers and 21 managers.

The first phase of the investment is the manufacturing of drilling pipes, and it has been finalized since 2008. We have established the production line under the API technical requirements and standards, and it is the most advanced production line, with a capacity of 35 thousand tons per year, in China today. In a covered  area of 25 thousand square meters, with optimal  quality control using the finest testing equipments, and the most professional and expert  R&D team we successfully obtained ISO9001 certificate,  API SPEC 5CT、API SPEC 5D、API SPEC 7、API SPEC 7-1 certificate.

To ensure the quality, Uno-Steel made a huge investment for equipment and includes the full production program as upsetting- Full Length Pipe Heat Treatment (austenitizing furnace- H2O External Quench- Tempering)- Straightening- Full Length Pipe Inspection- friction weld (produced by MTI, in USA) - Weld Zone Heat treatment etc. all these important machines. And all the products will pass through very strict quality inspection equipments and quality control system.

Uno-Steel established a full series quality control team, equipments and system; also installed quality testing and inspection equipment for Wet Fluorescent inspection, Ultrasonic Shear Wave inspection, Hardness inspection, UT wall thickness inspection, Tool Joint Alignment inspection, Screw Threading inspection etc. Uno-Steel also has a complete and professional laboratory which can help the technology R&D.

We, in Uno-Steel, being in the international markets for more than 30 years we know. We know how to build friendships, how to build trust, how to build business, how to support friends to expand the business, how to keep the markets in balance, how to settle the various relationships in a market and how heavy this responsibility is.

It is a jungle out there but we, Uno-Steel, are your trustworthy partner to fight together for a bright future.

Drill Pipe