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    Comparative Analysis on the Requirements of Metallographic Examination Item of Several Typical Steel Products in National Standard, ASTM Standard and JIS Standard
    LI Heping
    2021, 57(1): 1-4. DOI: 10.11973/lhjy-wl202101001
    Abstract PDF
    Preparation Techniques and Specific Methods of Metallographic Sample
    GU Xiurui, SUN Jianghuan, LUO Yang, ZHANG Peng, WANG Pei
    2021, 57(1): 5-7,14. DOI: 10.11973/lhjy-wl202101002
    Abstract PDF
    Characteristics of 2A02 Aluminum Alloy Overburned Structure and Optimization of Metallographic Examination Technology
    ZHANG Wei, XIE Shan, ZAN Xiaojun, LI Xin
    2021, 57(1): 8-14,18. DOI: 10.11973/lhjy-wl202101003
    Abstract PDF
    Discussion on Non-metallic Inclusion Inspection Standard GB/T 10561—2005
    LIU Guijiang, CHENG Lijie, GU Qiang, FENG Changwei
    2021, 57(1): 15-18. DOI: 10.11973/lhjy-wl202101004
    Abstract PDF
    Brief Analysis of Field Metallographic Replica Technology
    XIAO Dongfei, WANG Xuan, WEI Zhongxuan, LIU Zhihua
    2021, 57(1): 19-24,28. DOI: 10.11973/lhjy-wl202101005
    Abstract PDF
    Field Metallographic Examination Method of Pearlitic Ferrite Heat Resistant Steel Thin-walled Pipe for Utility Boiler
    CHEN Sisi
    2021, 57(1): 25-28. DOI: 10.11973/lhjy-wl202101006
    Abstract PDF
    Effect of Heating Temperature and Holding time on Microstructure Evolution of Al-Si Coating
    GUO Jian, WEI Huanjun, YANG Lina, ZHAO Jianglin
    2021, 57(1): 29-31,34. DOI: 10.11973/lhjy-wl202101007
    Abstract PDF
    Factors Affecting the Elastic Modulus Measurement Accuracy of Aluminium Alloy
    ZHANG Xianfeng, YANG Xiao, WANG Zhenzhong, ZHANG Xinyao, GAO Lingqing, LIU Hui
    2021, 57(1): 32-34. DOI: 10.11973/lhjy-wl202101008
    Abstract PDF
    Discussion of Display Technology for Prior Austenite Grain Boundary in Low Activation Ferrite/Martensitic Steel
    ZHENG Yong, TIAN Darong, HE Kun, WANG Pengfei, PAN Qianfu, LI Dan
    2021, 57(1): 35-39. DOI: 10.11973/lhjy-wl202101009
    Abstract PDF
    Research and Quality Control of Shear Pin of Giant Hydro-generator
    SHI Guofa, SHAO Haibo, WANG Xuepeng, LI Chunchuan
    2021, 57(1): 40-45. DOI: 10.11973/lhjy-wl202101010
    Abstract PDF
    Cause of Cracking on Rocket Engine Shell
    ZHAO Yang, ZOU Jun
    2021, 57(1): 46-49,57. DOI: 10.11973/lhjy-wl202101011
    Abstract PDF
    Cause of Increasing Corrosion Rate on Tubing in a Gas Well of Changbei Gas Field
    LIU Lei, HE Yaning, ZHANG Xiaodong, YANG Le, WANG Dingfeng, YANG Ping
    2021, 57(1): 50-57. DOI: 10.11973/lhjy-wl202101012
    Abstract PDF
    Cause of Cracking on Nickel-based Single Crystal Alloy Turbine Blade
    SHI Fengxian, SUN Zhijun, TENG Yuefei, CAO Wei
    2021, 57(1): 58-60,65. DOI: 10.11973/lhjy-wl202101013
    Abstract PDF
    Cause of Corrosion Perforation of an Oil Pipeline
    JI Nan, LIAO Zhen, ZHU Hui, LI Lifeng
    2021, 57(1): 61-65. DOI: 10.11973/lhjy-wl202101014
    Abstract PDF
    Cause of Cracking on Power Grid Terminal Connector
    XU Hongwei, YU Hongjiang, YANG Yingchun, ZHOU Jingbo, CHEN Guokun
    2021, 57(1): 66-69,73. DOI: 10.11973/lhjy-wl202101015
    Abstract PDF
    Cause of Fracture on Pull Rod of Coal Mill in 3 044 t/h Ultra Supercritical Boiler
    LIU Xubi, YUE Xianqiang, YANG Chao, WAN Yu
    2021, 57(1): 70-73. DOI: 10.11973/lhjy-wl202101016
    Abstract PDF