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    Application of automatic impact testing machine in steel for LNG storage tank
    XU Kuilong, ZHANG Congyi, ZHANG Xianfeng, WANG Lei
    2022, 58(4): 1-3,36. DOI: 10.11973/lhjy-wl202204001
    Abstract PDF
    Process design and laboratory construction of automatic low magnification inspection for continuous casting billet
    MA Feiyue
    2022, 58(4): 4-7,12. DOI: 10.11973/lhjy-wl202204002
    Abstract PDF
    Automatic sampling and testing technology of blast furnace raw fuel
    GONG Wei
    2022, 58(4): 8-12. DOI: 10.11973/lhjy-wl202204003
    Abstract PDF
    Feasibility of localization of spare parts for imported automatic material testing machine
    WANG Manjuan, LIU Qi, QIAN Hui, WANG Linlin
    2022, 58(4): 13-15. DOI: 10.11973/lhjy-wl202204004
    Abstract PDF
    The maximum force total elongation verification test for GB/T 1499.2—2018 standard
    SUN Fumeng, HE Rongfu, SUN Zemin
    2022, 58(4): 16-18,40. DOI: 10.11973/lhjy-wl202204005
    Abstract PDF
    Test error of texture of 3104 aluminum alloy by X-ray diffraction
    DONG Xueguang, ZOU Liying, WANG Meimei, GU Ningjie, HE Minglan
    2022, 58(4): 19-22. DOI: 10.11973/lhjy-wl202204006
    Abstract PDF
    Fatigue crack growth behavior of GH3230 alloy at high temperature by direct current potential drop method
    SONG Shijie, YUAN Ke, LIANG Zhenyu, YE Xubin, LI Zhao
    2022, 58(4): 23-26. DOI: 10.11973/lhjy-wl202204007
    Abstract PDF
    Influence factors of vibration friction welding strength of polypropylene filled with 40% talc powder
    XU Liang, WU Bo, KUANG Li, DAI Ting, LI Weiling, PANG Chenghuan
    2022, 58(4): 27-32. DOI: 10.11973/lhjy-wl202204008
    Abstract PDF
    Effect of grinding surface position on end hardenability of 20CrMnTiH steel
    WANG Chunyan, WANG Chunmei, ZHANG Yong, JIE Ruihua, PENG Shipu
    2022, 58(4): 33-36. DOI: 10.11973/lhjy-wl202204009
    Abstract PDF
    Fracture reason of GH4698 superalloy bolt
    LI Xin, ZHAN Ping, QUAN Qiongrui
    2022, 58(4): 37-40. DOI: 10.11973/lhjy-wl202204010
    Abstract PDF
    Reasons for surface crack defects of 310S stainless steel medium thickness plate
    ZHUANG Ying
    2022, 58(4): 41-42,48. DOI: 10.11973/lhjy-wl202204011
    Abstract PDF
    Cracking reasons of deethanizer body steel plate in light hydrocarbon area
    YANG Yang
    2022, 58(4): 43-48. DOI: 10.11973/lhjy-wl202204012
    Abstract PDF
    Fracture reason of armored thermocouple cable in bending process
    WANG Jianxing, ZHANG Lixin, XIAO Xiang, CAI Xinnan, LIANG Lei, WEI Xiaoming, ZHANG Zhongmo, ZHAO Yan
    2022, 58(4): 49-51. DOI: 10.11973/lhjy-wl202204013
    Abstract PDF
    Reasons for fracture of bolts in pressure cover of dilute pump
    LYU Qinggang, YANG Shasha, WANG Haibo, JI Bingyin, SHI Jiaoqi
    2022, 58(4): 52-55,67. DOI: 10.11973/lhjy-wl202204014
    Abstract PDF
    Causes of discharge ablation fault of 5052 current transformer in 500 kV substation
    ZHAO Yongfeng, WEI Lifeng, ZHANG Shuai
    2022, 58(4): 56-59. DOI: 10.11973/lhjy-wl202204015
    Abstract PDF
    Fracture reason of titanium alloy rod end body
    HUANG Xiongrong, ZHU Linlin, REN Songzan
    2022, 58(4): 60-63. DOI: 10.11973/lhjy-wl202204016
    Abstract PDF
    Reasons for cracking of HB4-49 tightening nut
    YIN Zhihua, TAN Yao, DU Juan, ZHU Kai, HE Jun, GU Wei
    2022, 58(4): 64-67. DOI: 10.11973/lhjy-wl202204017
    Abstract PDF
    Causes for discoloration of electric heating component shell tube of regulator
    SHU Ming, XU Qi, WANG Hao, ZHAO Xingbao
    2022, 58(4): 68-72. DOI: 10.11973/lhjy-wl202204018
    Abstract PDF
    Causes of cracking at the bottom of internal screwed teeth in drilling tool joint
    LOU Qi, HAN Xinli, ZHAO Jinlan, ZHAO Bing, SONG Huan
    2022, 58(4): 73-76. DOI: 10.11973/lhjy-wl202204019
    Abstract PDF