id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-29622	Wu, Wenbin; Duan, Jianliang; Gao, Runqiu	Analysis and Recommendations on the Cause of Leakage Failure in CT90 Colied Tubing	2025	5	.pdf	application/pdf	1859	102	58	Metallographic analysis of bias weld The area of the A1 and A2 tubes containing the injury was sampled for analysis. For both A1 and A2, grain size analysis was conducted using the YJ-2000 metallographic microscope and image analysis system, in accordance with ASTM E112-2013 standards.	cache/ajst-29622.pdf	txt/ajst-29622.txt