X-over coupling
3 year ago
Henan Dongfanglong Machine Manufacture Co., Ltd
Henan Dongfanglong Machine Manufacture Co., Ltd. was founded in 1999, mainly engaged in oil pipes and pipe fittings, oil special drilling and production tools and oil automation equipments. The company is named as national integration and standard implementation enterprise, a national science and technology-based small and medium-sized enterprise. With honors of"Henan enterprise technology center", "Henan postdoctoral innovation practice base”, the company hold 35 senior engineers, engineers and technicians, and has successively obtained ISO9001 Quality system certificates, API 5CT certificate authorized by American Petroleum Institute and BV Quality supplier evaluation certificate issued by company of France. Owing more than 30 independent intellectual property rights, forming an industrial chain integrating design, development, manufacturing, testing and experiment of numerical control automation equipment for petroleum machinery products, which can meet customers' demand for products Full cycle service.
The company has established the “Dong Fang Yunlong E-commerce Trading Platform" with oil drilling and production equipment and tools as the radiation point, improved the ability of Internet cross-border e-commerce, and completed the transformation of enterprise from internal operation to building industry alliance. It has built an intelligent workshop, expanded the support of intelligent manufacturing for enterprise operation, created a new intelligent manufacturing mode with high efficiency and flexibility, and improved the core competitiveness of the enterprise. And successfully registered production and sales companies in the Netherlands, opening a new starting point for overseas investment and development.
In the future, Dongfanglong will closely focus on national policy orientation and innovation driven development strategy, formulate sustainable development transformation strategy, keep forging ahead, take creating world famous brand and winning honor for the nation as the goal, work together with people of insight from all walks of life for win-win cooperation, and build up the dream of oil equipment manufacturing.
The coupling produced by our company is divided into tubing coupling, casing coupling and reducing coupling (also known as reducing coupling), which is produced and processed in accordance with API SPEC 5CT and 5B specifications. The materials include J55, K55, N80, N80-1, N80-Q, L80 and P110 steel grades. Tubing connections are available from 1.9 inches to 4-1/2 inches flat (NUE,TBG) and thick (EUE,UPTBG). Casing connections are divided into 4-1/2-inch to 20-inch round thread connections and side-stepped casing connections (BTC), and round threads are divided into long round connections (LTC) and short round connections (STC). Its thread processing using CNC lathe and imported forming tool processing is completed, the company has a complete testing equipment, products through the American Petroleum Association and China Petroleum Natural Gas Corporation oil pipe quality supervision and inspection test center identification.
Oil, casing sub and reducer joints are manufactured in accordance with API SPEC 5CT and 5B Specifications. Materials include J55, K55, N80, N80-1, N80-Q, L80, P110 and other steel grades. The tubing sub consists of two kinds: flat type and external thickening; The short section of the casing has partial ladder, long round and short round buckle. Its thread processing using CNC lathe and imported forming tool processing is completed, the company has a complete testing equipment, products through the American Petroleum Association and China Natural Gas Corporation oil pipe quality supervision and testing center identification. All sizes, steel grades, lengths, etc. can be produced according to customer requirements.
ormal; The font - size: 13.5000 pt; The oledata.mso - the font - kerning: 1.0000 pt; Background: RGB (255255255); The oledata.mso - shading: RGB (255255255);" >) And thickened coupling (EUE,UPTBG); Casing connections are divided into 4-1/2-inch to 20-inch round thread connections and side-stepped casing connections (BTC), and round threads are divided into long round connections (LTC) and short round connections (STC). Its thread processing using CNC lathe and imported forming tool processing is completed, the company has a complete testing equipment, products through the American Petroleum Association and China Petroleum Natural Gas Corporation oil pipe quality supervision and inspection test center identification.
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Con tact: chen dongfanglong@ 163.com
Wha tsApp: +86 183 393 33686
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Main Product:
Tubing&Casing Coupling,
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