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    Articles in press have been peer-reviewed and accepted, which are not yet assigned to volumes /issues, but are citable by Digital Object Identifier (DOI).
    The influence factors of bolt materials Leeb hardness test results
    LIU Sijia, ZHANG Hongwei
    2026, 62(4): 1-5. DOI: 10.11973/lhjy-wl250288
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    The influence of stacking sequence and adhesive on the performance of self-piercing riveting connection
    WANG Pengbo, WANG Wenshan, ZHANG Yongqiang, YI Rigui, CAO Kai, LIU Chuang
    2026, 62(4): 6-12. DOI: 10.11973/lhjy-wl260048
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    Uncertainty of tensile strength of EPDM rubber after hot air aging
    SU Jianfeng, SU Jingchun, WANG Zhiqiang, WANG Hong, LI Jiyuan
    2026, 62(4): 13-15. DOI: 10.11973/lhjy-wl250223
    Abstract PDF
    The effect of cryogenic treatment on the microstructure and properties of 32Cr13Mo steel for sensor elasticity
    QI Hongli, LYU Wubin, TAO Dong, LIU Shanjian, ZHANG Qihang
    2026, 62(4): 16-20. DOI: 10.11973/lhjy-wl250222
    Abstract PDF
    The continuous cooling transformation curve of SWRH72A steel for bead wire
    HE Jingshu, KANG Zhiqing, LI Guiying, SUN Mingwei
    2026, 62(4): 21-26. DOI: 10.11973/lhjy-wl250181
    Abstract PDF
    Inspection method of 09MnNiDR steel hydrogen pressure vessel after short-time overtemperature
    CHEN Dongqiong, FU Ruwen, LI Xufeng, HU Huasheng, SUN Jie
    2026, 62(4): 27-30. DOI: 10.11973/lhjy-wl250241
    Abstract PDF
    Development and prospects of intelligence in mechanical properties testing
    ZHAI Lianna, WANG Bin
    2026, 62(4): 31-35. DOI: 10.11973/lhjy-wl250270
    Abstract PDF
    Maintenance and standardized management of domestic field emission scanning electron microscopes
    ZHAO Zhijing
    2026, 62(4): 36-40. DOI: 10.11973/lhjy-wl250196
    Abstract PDF
    Development of a 220 kN·m compound torque standard machine
    YI Liang, CHEN Hongjiang, GAN Kui, TAO Zecheng, QIAN Liehui
    2026, 62(4): 41-45. DOI: 10.11973/lhjy-wl250250
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    Reasons for leakage of T91 steel tube in the secondary superheater
    YAO Yufeng, YANG Junsheng
    2026, 62(4): 46-50. DOI: 10.11973/lhjy-wl250011
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    Causes of corrosion perforation of N80Q steel tubing in oilfield water injection well
    WU Shaowei, YUAN Hui, CHENG Limin, ZHAO Longbo, SONG Yang, HU Shasha, ZHANG Hang
    2026, 62(4): 51-55. DOI: 10.11973/lhjy-wl250014
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    Reason for gear fracture on a certain optoelectronic stabilization platform
    ZONG Weimeng, WANG Zhenyu, REN Jia, LIU Qian, LI Meng, ZHOU Zhenghao, GUO Jianzhe
    2026, 62(4): 56-61. DOI: 10.11973/lhjy-wl240324
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    Fracture reason of M27 double-head bolt
    LYU Yuan
    2026, 62(4): 62-65. DOI: 10.11973/lhjy-wl240331
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    Reasons for leakage of low-temperature economizer tubes in waste incineration boilers
    XU Longfa, MAO Li, ZHANG Wei, ZENG Ge, LU Zhongming
    2026, 62(4): 66-71. DOI: 10.11973/lhjy-wl250286
    Abstract PDF
    The fracture reason of an S135 steel drill pipe in a well
    YANG Ting, XU Shiqiang, TAN Haigui, ZHANG Guozheng
    2026, 62(4): 72-76. DOI: 10.11973/lhjy-wl250025
    Abstract PDF