CASING

作品数:127被引量:289H指数:9
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Chemistry and Process Optimization of V-Microalloyed N80-Class Seamless Casing Tube被引量:8
《Journal of Iron and Steel Research International》2010年第3期72-78,共7页PAN Tao YANG Cai-fu MA Yue XUE Dong-mei ZHANG Yong-quan 
Item Sponsored by High-Tech Research and Development Program of China (863 Program) (2007AA03Z506)
The complex effects of different nitrogen (N) contents and thermal routines on the microstructure and mechanical properties of 33Mn2V steels for N80-Class seamless casing tube application were investigated using Gle...
关键词:seamless tube in-line normalizing V-N microalloying REHEATING mechanical properties Gleeble simulation 
Application of cylindrical linear phased array in casing borehole被引量:10
《Chinese Journal of Acoustics》2010年第1期65-72,共8页SHI Fangfang WU Xianmei KE Yijing ZHANG Bixing 
supported by the National High Technology Research and Development Program of China(863 Program,2008AA042402);by the National Nature Foundation of China(10774158,10704081);by the National Research Foundation of Korea;by the National Natural Science Foundation of China(NSFC)
An Ultrasonic Phased Array (UPA) transducer is presented for borehole imaging and casing inspection in acoustical logging. First, a Cylindrical Linear Phased Array (CLPA), which is made up of numbers of piezoelect...
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