Our company now has four production lines for casing specially used by petroleum, with an annual capacity of 120, 000tons. As adopting the most advanced threading machines, numerical control machining equipments and hydraulic test machines the test pressure is above 70MPa, our company manufactures tubing/casing comply with API Spec 5CT and 5B, length of pipe for hydraulic tests satisfies range 3 of API Maximum length 14.63meter.
The machining lines have possessed complete inspection methods, perfect quality management system and product quality is excellent.
Standard Packing and accordingly to buyer's requirement
Our company gained the right to use the API logo in 2004. This series products use high quality low-carbon alloy, forged by patented heating technique developed by our own staff, which ensures the overall mechanical properties by strictly controlling the forge quality and advanced heat-treatment process. Digital machining at rod end ensures the accuracy of threads and strength
Over past more than ten years of construction, innovation and development, a series of pumping units are available, 13 types totally, from type 3 to type 14, product quality comes up to advanced national standards in the same trade. In view of international market, over 40 kinds of pumping units up to the api standards have been developed to export. More than 1 thousand pumping units are available a year and sold not only to various oilfields and regions across the country but also to canada, mongolia, kazakhstan
