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    The influence of working parameters on the quality of scanning electron microscopy images of non-conductive paper samples
    WANG Yan
    2025, 61(4): 1-5. DOI: 10.11973/lhjy-wl240060
    Abstract PDF
    The Influence of impact line defects on the appearance quality of coating on automotive exterior panels
    LONG Yuan, HAN Longshuai, FENG Liwei, LI Xiaojun, HAO Yulin, BAI Kefei
    2025, 61(4): 6-12. DOI: 10.11973/lhjy-wl240053
    Abstract PDF
    The influence of sample types and clamping methods on the tensile test results of tungsten copper alloy
    GU Yingjie, LI Taiyou, YU Xiang, ZHANG Ji, CHEN Qianfen
    2025, 61(4): 13-18. DOI: 10.11973/lhjy-wl240052
    Abstract PDF
    Fatigue behavior and life prediction of bolt connections based on ABAQUS software
    GAO Xuemin, YIN Xiaojian, ZHOU Honglei, SHI Dapeng, ZHANG Qinying, HU Yunpeng
    2025, 61(4): 19-25. DOI: 10.11973/lhjy-wl240325
    Abstract PDF
    The influence of sampling location and natural climate on the oxidation induction time of polyethylene pipes
    ZHAO Senlong, XU Zhe, XIA Xiaofei, ZHANG Zengyu, XIA Haoyu, MA Yuanen, YE Nianting, HE Huabin
    2025, 61(4): 26-29. DOI: 10.11973/lhjy-wl240056
    Abstract PDF
    Evaluation of uncertainty in rockwell hardness measurement of purple copper tube
    ZHONG Jinde
    2025, 61(4): 30-32. DOI: 10.11973/lhjy-wl240293
    Abstract PDF
    Uncertainty evaluation of crack length measurement in compact tensile specimens using unloading flexibility method
    CHENG Bingwu
    2025, 61(4): 33-36. DOI: 10.11973/lhjy-wl240348
    Abstract PDF
    Measurement uncertainty of dual extensometer and strain gauge coaxiality testers
    YIN Sibo, LI Zheng, FENG Shengshun
    2025, 61(4): 37-42. DOI: 10.11973/lhjy-wl250065
    Abstract PDF
    Reason for bolt fracture of grinding roller shaft in medium speed coal mill
    SHI Haiyan, SHI Xiaoqi
    2025, 61(4): 43-46. DOI: 10.11973/lhjy-wl240024
    Abstract PDF
    Reason for tooth breakage of the gear shaft end gear disc of the compressor
    LI Ming, LIU Xide, LI Jinhong, MA Yu
    2025, 61(4): 47-51. DOI: 10.11973/lhjy-wl240026
    Abstract PDF
    Reasons for leakage of medical dilution tank
    XU Yang, DANG Hengyao, XU Guozhao, WANG Lei, FANG Junji
    2025, 61(4): 52-54. DOI: 10.11973/lhjy-wl240050
    Abstract PDF
    Reasons for fracture of QT500-7 ductile iron planetary carrier
    FENG Zhiming, XUE Wenpu, FENG Yinping, ZHANG Shenjie, WANG Xiaopei, ZUO Yi
    2025, 61(4): 55-58. DOI: 10.11973/lhjy-wl240127
    Abstract PDF
    Reasons for cracking of reboiler tube plate
    CHEN Jing, KONG Fanyang, XU Tiequn, CHEN Huaining
    2025, 61(4): 59-63. DOI: 10.11973/lhjy-wl240012
    Abstract PDF
    Microscopic characteristics of scratch defects in strip steel coiling under different processes
    CHEN Xing, LIU Shaoxian, WANG Junfeng
    2025, 61(4): 64-68. DOI: 10.11973/lhjy-wl240338
    Abstract PDF
    Reason for the detachment of the anti fall T-shaped guide rail of a certain transmission line tower
    DANG Le, DONG Junqian, ZHANG Wei, CUI Yaru, SHANG Xin
    2025, 61(4): 69-74. DOI: 10.11973/lhjy-wl240084
    Abstract PDF
    Reasons for chain breakage of slag scraper in thermal power generation unit
    LI Jing, ZHOU Hao, ZHOU De
    2025, 61(4): 75-78. DOI: 10.11973/lhjy-wl240090
    Abstract PDF
    Reason for the fracture of the wrench
    ZHAO Xueqian, NIU Mingyue, HU Hanting, MAO Kuanliang, WANG Bo
    2025, 61(4): 79-81. DOI: 10.11973/lhjy-wl240014
    Abstract PDF
    Causes of 15CrMoG steel water cooled wall pipe burst
    ZHANG Lu, MENG Xinming, LAI Yunting
    2025, 61(4): 82-85. DOI: 10.11973/lhjy-wl240013
    Abstract PDF

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