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    Microstructure and mechanical properties of deposited metal of gas shielded flux-cored wire under different welding currents
    WU Lin, GUO Xiaojiang, XIAO Jian, YOU Zongbin, XU Xiaolin
    2023, 59(9): 1-4,22. DOI: 10.11973/lhjy-wl202309001
    Abstract PDF
    Analysis method of foreign matter source on basin insulator surface of gas insulated switchgear equipment
    ZHAO Ke, XIONG Minghua, LI Yaofeng, ZHANG Lei, WANG Yantao, ZHANG Mingying
    2023, 59(9): 5-8. DOI: 10.11973/lhjy-wl202309002
    Abstract PDF
    Determination method of lateral expansion value of pipeline steel girth weld
    XIA Peipei, XU Xiaolin, GU Yunlong, XIAO Jian, WU Lin, ZHANG Shasha
    2023, 59(9): 9-12. DOI: 10.11973/lhjy-wl202309003
    Abstract PDF
    Evaluation of uncertainty in the results of measuring thermophysical parameters of powder metallurgy beryllium materials by flash method
    ZHANG Zifu, LI Meisui, ZHANG Jiankang, HUANG Xugang, LI Zhinian, LI Shurong
    2023, 59(9): 13-15. DOI: 10.11973/lhjy-wl202309004
    Abstract PDF
    Eddy current testing technology of forged steel cold roll
    ZHANG Dawei, LUO Chang, WANG Wenming
    2023, 59(9): 16-18,26. DOI: 10.11973/lhjy-wl202309005
    Abstract PDF
    Causes of ER70S-6 welding wire steel drawing fracture
    MENG Xiangying, NIU Zhen
    2023, 59(9): 19-22. DOI: 10.11973/lhjy-wl202309006
    Abstract PDF
    Fracture reasons of prestressed finish rolled screw-thread steel bars
    YIN Yahao, GUO Lei, CHEN Xiaodong, SU Jianfeng, LIU Yang
    2023, 59(9): 23-26. DOI: 10.11973/lhjy-wl202309007
    Abstract PDF
    Cause of hole formation in the core of HR-2 alloy forging rod
    YU Hong, LIU Jun, YANG Wenhua
    2023, 59(9): 27-30,35. DOI: 10.11973/lhjy-wl202309008
    Abstract PDF
    Cracking reasons of the aviation quick release clamp connection structure
    DU Yaxian, SUN Zhijun
    2023, 59(9): 31-35. DOI: 10.11973/lhjy-wl202309009
    Abstract PDF
    Cause of orange peel defects on the surface of electrogalvanized stamping steel plate
    WANG Chunmei, LIU Panpan, HE Pengqiao
    2023, 59(9): 36-38,42. DOI: 10.11973/lhjy-wl202309010
    Abstract PDF
    Reasons for cracking of aluminum profile extrusion molds
    FENG Mingming
    2023, 59(9): 39-42. DOI: 10.11973/lhjy-wl202309011
    Abstract PDF
    Fracture reasons for the non-magnetic steel logging cable drum
    ZHAO Haishan, SONG Tao, LI Zhenkun, JING Lei, YANG Zhongna, XU Zhigang, WANG Zenghua
    2023, 59(9): 43-46. DOI: 10.11973/lhjy-wl202309012
    Abstract PDF
    Causes of white dots in butt girth weld
    LUO Huaquan, LIU Wenhong, ZHANG Yiming, ZHANG Xueqin, YANG Lineng, LIU Yangqin
    2023, 59(9): 47-50. DOI: 10.11973/lhjy-wl202309013
    Abstract PDF
    Reason for cracking of gearbox gear hub
    WU Guigen
    2023, 59(9): 51-53,56. DOI: 10.11973/lhjy-wl202309014
    Abstract PDF
    Causes of adapter ring screw fracture of a certain type aircraft
    ZHAO Shiwei, BU Jiali, MENG Lingqi, LI Yanming, LIU Mingkun
    2023, 59(9): 54-56. DOI: 10.11973/lhjy-wl202309015
    Abstract PDF
    Causes of plasma cutting cracking of a wide and thick steel plate
    HE Ting, HE Zhihui, DENG Jialin
    2023, 59(9): 57-61. DOI: 10.11973/lhjy-wl202309016
    Abstract PDF
    Causes of cracks in 17-4PH stainless steel high lock nut
    GAO Jingjing, HU Qingkuan, WANG Lijun, ZHOU Yubao, MA Yong, YANG Yong
    2023, 59(9): 62-65. DOI: 10.11973/lhjy-wl202309017
    Abstract PDF
    Reasons for the fracture of a drill pipe joint in a certain well
    CHEN Meng, OUYANG Zhiying, YU Shijie
    2023, 59(9): 66-68. DOI: 10.11973/lhjy-wl202309018
    Abstract PDF
    Test methods of mechanical properties of polymer matrix composites
    PAN Xing
    2023, 59(9): 69-74. DOI: 10.11973/lhjy-wl202309019
    Abstract PDF