Dovetail thread has a unique structure and characteristics. This paper describes different dovetail threads,and provides detailed descriptions of structure,performance characteristics,and processing and measurement me...
Zhongyuan oilfields are mainly located in Dongpu depression,where the geological conditions were extremely complicated and the external stress is abnormally high,the pipe used may fail in the radial direction owing to...
The development of oil and natural gas steel products at Baosteel over the past two decades is reviewed in this paper. After years of researching and developing steel products that are used in the energy industry such...
Super-high collapse resistant casings were developed by using Ti, Nb and V microalloyed CrMo steel and cross rolling techniques. A transmission electron microscope(TEM) and X-ray diffractometer were used to observe ...