BOHAI NKK DRILL PIPE CO., LTD.

BOHAI NKK DRILL PIPE Co., Ltd. (BHNK) was founded in 1995. It mainly produces high strength drill pipes which are used in petroleum exploration and well drilling. As the oldest domestic famous drill pipe manufacturer, BHNK is equipped with the most advanced technology, equipment, quality, and rich production experience in China. Now it has two production lines with annual capacity of 50, 000 tons. The technology &equipment of the first drill pipe production line was introduced from NKK Company and BHNK is the exclusive company authorized to use NKK′s technology in China. The second new production line is world first-level in automation degree, machining precision and quality control. At present, BHNK′s main business scope are producing, processing and selling drill pipe and spare parts, providing technical and after-sales service as well as leasing of drill pipes.

BHNK can produce the whole series of API standard drill pipes with steel grade ranging from E75 to S135 and OD from 2-3/8" to 6-5/8" which is mainly used for drilling deep wells, horizontal wells and large-displacement wells in the process of oil and gas exploration and development. Besides, It is also proficient in producing high-end drill pipes such as NS-1 standard drill pipe, R3 length (max 14 meters) drill pipe, special connection drill pipe, special material drill pipe, special structure drill pipe, special-purpose drill pipe and Titanium Alloy Drill Pipe

BOHAI NKK DRILL PIPE Co., Ltd. Provides all kinds of high quality drill pipes for users and wins their praises by its advanced technology, high-quality raw materials, sophisticated equipment, excellent management system and thoughtful after-sales service. BHNK brand drill pipes are appraised as "National Customer Satisfaction Product". The products are extensively used in many oilfields at home and more than 25 countries and regions abroad such as Canada, Singapore, Indonesia, Pakistan, Argentina and Malaysia, etc.