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    Small specimen tensile test method
    CEN Feng, HU Xianjun, GU Ye, ZHANG Hongyu
    2023, 59(4): 1-3. DOI: 10.11973/lhjy-wl202304001
    Abstract PDF
    Causes of metal hose fracture
    LYU Yuan
    2023, 59(4): 4-7. DOI: 10.11973/lhjy-wl202304002
    Abstract PDF
    Fracture reason of Q235A steel fan blade
    XIE Jinhong
    2023, 59(4): 8-11. DOI: 10.11973/lhjy-wl202304003
    Abstract PDF
    Reasons for teeth fracture of 20CrMnTi steel gear shaft
    ZHANG Jian
    2023, 59(4): 12-14. DOI: 10.11973/lhjy-wl202304004
    Abstract PDF
    Fracture reason of 55SiCrA steel spring
    HOU Xinghui, WANG Xiaolan, JI Cannan, LU Xuxia
    2023, 59(4): 15-18,56. DOI: 10.11973/lhjy-wl202304005
    Abstract PDF
    Causes of boiler water wall tube corrosion burst
    ZHANG Zhida, ZHANG Wei, XU Longfa, CHEN Ruibang
    2023, 59(4): 19-22,28. DOI: 10.11973/lhjy-wl202304006
    Abstract PDF
    Comparison of free-cutting hot rolled high strength steel for connecting rod
    DU Jiamei
    2023, 59(4): 23-28. DOI: 10.11973/lhjy-wl202304007
    Abstract PDF
    Cause of drive axle fracture
    WEI Caili, ZHANG Shenjie, DU Gangfeng, LI Peizhe
    2023, 59(4): 29-30,61. DOI: 10.11973/lhjy-wl202304008
    Abstract PDF
    The reason for the difference in fatigue performance of TC17 titanium alloy circular perforated plate specimens
    PENG Shuang, SUN Zhijun, JIN Yi, TENG Yuefei, CAO Wei
    2023, 59(4): 31-37. DOI: 10.11973/lhjy-wl202304009
    Abstract PDF
    Causes of aero-engine rolling bearing damage under high load
    XIANG Ping, HU Chen, ZHENG Jinhua, SHENG Tao, WANG Jian
    2023, 59(4): 38-42,45. DOI: 10.11973/lhjy-wl202304010
    Abstract PDF
    Fracture reason of flying shear blade of rolling mill
    XU Xuanxuan, WANG Xiaozhong, ZHAO Yi
    2023, 59(4): 43-45. DOI: 10.11973/lhjy-wl202304011
    Abstract PDF
    Fracture reason of GCr15 steel bushing
    CHEN Dongjun, LI Guangyang, LIU Gang
    2023, 59(4): 46-48,56. DOI: 10.11973/lhjy-wl202304012
    Abstract PDF
    Reasons for poor rotation of digital controlled lathe main shaft bearing
    LI Tianfu, ZHONG Yunfei, QU Shen, DONG Chen, ZHANG Zhefeng
    2023, 59(4): 49-53. DOI: 10.11973/lhjy-wl202304013
    Abstract PDF
    Bending cracking reason of Q235B steel plate of moderate thickness
    HUA Yanxia, LI Youbin
    2023, 59(4): 54-56. DOI: 10.11973/lhjy-wl202304014
    Abstract PDF
    Cracking reason of polyurethane pipe
    JIA Shijun, SUN Mingzheng
    2023, 59(4): 57-61. DOI: 10.11973/lhjy-wl202304015
    Abstract PDF
    Fracture reason of tubing joint in a production well
    WANG Yifei, SHI Zhangze, YANG Yang, CUI Liying, YANG Zhongna
    2023, 59(4): 62-67. DOI: 10.11973/lhjy-wl202304016
    Abstract PDF
    Screen collision error and sample placement precautions of electron backscatter diffraction technology
    GAO Shang, HUANG Mengshi, MA Qing, SUN Qian, CHEN Shuangwen
    2023, 59(4): 68-71. DOI: 10.11973/lhjy-wl202304017
    Abstract PDF
    The application of X-ray fluorescence spectrometer in the determination of wear debris in lubricating oil
    ZHENG Shanhong, WANG Yongming
    2023, 59(4): 72-74. DOI: 10.11973/lhjy-wl202304018
    Abstract PDF