期刊名称：IOP Conference Series: Earth and Environmental Science
印刷版ISSN：1755-1307
电子版ISSN：1755-1315
出版年度：2019
卷号：252
期号：3
页码：1-5
DOI：10.1088/1755-1315/252/3/032027
出版社：IOP Publishing
摘要：This paper designs a set of testing tools for mechanical processing, which can be used to measure the deformation and residual deformation of several bolts during hydraulic tension, to evaluate whether the pressure vessel meets the installation requirements, and to protect the bolts from being damaged by over-designed pressure tension during hydraulic tension.
