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    Study of Impact by Trade Remedy Investigation on China’s Export of Steel Tube Products and Relevant Countermeasures
    WANG Liang, Zhang Li
    2021, 50(3): 1-6. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.01.06
    Abstract PDF
    Analysis of Production and Management Situations of Tenaris and Vallourec in 2020
    WU Lei
    2021, 50(3): 7-11. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.07.11
    Abstract PDF
    Discussion on Application of S30432 Steel Boiler Tube for Power Plant Service
    JING Shiyu, HUA Yangkang, XIE Xiaoyuan, ZENG Hui, YANG Shouen, LI Pengfu
    2021, 50(3): 12-18. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.12.18
    Abstract PDF
    Discussion on Sealing Integrity of Premium Connection for Oil Tubing and Casing
    WANG Jiandong, LI Yufei, WANG Chuanlei, CHEN Yuhan, ZHU Dajiang, MA Li
    2021, 50(3): 19-25. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.19.25
    Abstract PDF
    Effect by Ti on Thermal Fatigue Resistance and Oxidation Resistance of Cr35Ni5 Guide Plate
    XUE Hongjian, JIANG Jinzhe, NIU Xu, LIU Yue
    2021, 50(3): 26-30. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.26.30
    Abstract PDF
    Development of Low Alloy Anti-corrosion Seamless Steel Linepipe Used for Gathering and Transportation Service by Baogang
    ZHOU Xiong, MA Yannan
    2021, 50(3): 31-37. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.31.37
    Abstract PDF
    Development of TP960E Extra-high Strength Seamless Steel Pipe for Crane Jib Purpose
    ZHOU Xiaofeng, WANG Ya'nan, BIAN Hongzhen, BIAN Lingxi, ZHOU Guoshuai
    2021, 50(3): 38-41. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.38.41
    Abstract PDF
    Development of 80 Welded Downhole Casing
    ZHAO Cunyao, LIU Yaoheng
    2021, 50(3): 42-45. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.42.45
    Abstract PDF
    Research on Mini-flow Manufacturing Process for Hot-rolled Seamless Steel Tube
    QIN Jianping, ZHU Yanchun, CHU Zhibing
    2021, 50(3): 46-49. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.46.49
    Abstract PDF
    Analysis on Causes for Bulging of SAWL Pipe after Hydrostatic Test
    ZHANG Hua, ZHANG Heng, MA Lixin, LIU Jianwei
    2021, 50(3): 50-54. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.50.54
    Abstract PDF
    Development of CB80H Casing for Thermal Recovery of Heavy Oil
    CHEN Songlin, LIU Guanghua, LANG Peng, SU Zhengqing
    2021, 50(3): 55-57. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.55.57
    Abstract PDF
    Production Practice of L245NS Anti-SSC Linepipe
    CHAI Wenjun, KONG Xiangchun, TIAN Xiaoli, XU Qiduo, ZHOU Shangyu
    2021, 50(3): 58-61. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.58.61
    Abstract PDF
    Research and Development of L210NS Acid Corrosion-resistant Seamless Steel Tube Used for Heat Exchanger
    FENG Xiaodong, ZHANG Zhao, HE Jingchun, MI Yongfeng, ZHANG Xinggang, SHI Xiaoxia
    2021, 50(3): 62-66. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.62.66
    Abstract PDF
    Analysis of Tightness Index of Clad Steel Pipe
    YANG Qinxiang
    2021, 50(3): 67-70. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.67.70
    Abstract PDF
    Failure Analysis and Surface Modification of Cold-drawing Dies for Precision Seamless Steel Pipe
    LIU Jun, WANG Zhensheng
    2021, 50(3): 71-74. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.71.74
    Abstract PDF
    Analysis of Reasons for Nonconformance of Percentage Elongation of Seamless Steel Pipe
    PENG Xianming, ZHAO Jianming, MA Shuai
    2021, 50(3): 75-78. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.75.78
    Abstract PDF
    Effect by Informationization Construction on Quality Control of Welded Pipe
    WEI Yaohua, MIN Xiangling, HE Songsong, LI Li, CUI Mingliang, YU Yingjie, ZHANG Zhanguo
    2021, 50(3): 79-83. DOI: 10.19938/j.steelpipe.1001-2311.2021.3.79.83
    Abstract PDF