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    Promoting Sustainable Development of Weld Pipe Industry with Progress of Weld Pipe Manufacturing Equipment Technology
    Wang Xiaoxiang
    2012, 41(5): 1-5.
    Abstract PDF
    Recent Development of R & D of Linepipe-purpose Steels by Wuhan Iron and Steel （Group） Corporation
    Guo Bin, Kong Junhua, Zheng Lin, Xu Jinqiao
    2012, 41(5): 6-9.
    Abstract PDF
    Manufacturing Technology of High-performance SAWH Pipe for Oil/Gas Pipeline Service
    Yang Weifang, Li Jike, Gu Sumin
    2012, 41(5): 10-14.
    Abstract PDF
    Development of Domestic Small-sized Seamless Steel Pipe Mills
    Chang Jianshe, Zhuang Gang, Zhong Xidi
    2012, 41(5): 15-21.
    Abstract PDF
    Effect by Tempering Temperature on Strength and Toughness Matching of V150 Steel for Drill Pipe Service
    Jiang Xinyue, Hu Feng, Zhuang Daming, Wang Qinglin, Zhao Yongfeng, Chen Zhangqing
    2012, 41(5): 22-27.
    Abstract PDF
    Discussion on Metallographic Structure and Mechanical Property of Weld and HAZ of Friction-welded Drill Pipe
    Tian Dang, Li Sen, Tang Xiaohua, Shen Gang, Hui Yonggang, Jiang Lushuang
    2012, 41(5): 28-35.
    Abstract PDF
    Influence by Tempering Temperature on Performance of 26CrMo4s/2 Drill Pipe Blank
    Qian Qiang, Cao Guizhen, Liu Cong, Zhou Qiufen
    2012, 41(5): 36-39.
    Abstract PDF
    Effect of Ferrite/Pearlite Band Structure on Impact Property of L360N Seamless Steel Linepipe
    Su Yang, Zou Xiyang, Zhu Lin
    2012, 41(5): 40-44.
    Abstract PDF
    Technological Practice of 4-roll Hot-sizing Mill
    Li Qun, Li Dong, Jiao Jigang, Mou Jiwei
    2012, 41(5): 45-49.
    Abstract PDF
    Design and Development of 261mm Groove of Mini-MPM
    Wang Zenghai, Wang Chao, Duan Guoqing
    2012, 41(5): 50-53.
    Abstract PDF
    Investigation of Strip Steel Deviation from Operation Centerline during SAWH Pipe Manufacturing Process and Relevant Countermeasures
    Wang Fengcheng
    2012, 41(5): 54-56.
    Abstract PDF
    Technological Scheme for Φ168mm Hot-rolled Seamless Steel Pipe CPE Plant as Planned
    Xiong Mingxiang, Li Peng
    2012, 41(5): 57-61.
    Abstract PDF
    Application of Closed-die One-step Formation Forging Process to Production of Externally-upset Tubing
    Wang Guozheng, Zhang Pengju, Tang Hongmei, Wang Zheng, Wang Jigang, Wang Shuxia, Zhong Chen, Duan Yuankai
    2012, 41(5): 62-65.
    Abstract PDF
    Analysis of Causes for Pull-out of Tubing as Used in a Certain Oil Well
    Zhang Lianye, Wang Shuanglai, Peng Na
    2012, 41(5): 66-71.
    Abstract PDF
    Production of Heavy and Large-Section Piercer Guide Disc Made of As-cast High-hardness Pearlitic Nodular Iron
    Kang Qiang, Qi Ao
    2012, 41(5): 72-75.
    Abstract PDF
    Application of Digital Welding System to SAWH Pre-welding Operation Line
    Dai Zhijian, Fu Chao, Lei Xiaobing
    2012, 41(5): 76-78.
    Abstract PDF
    Application of Ultrasonic Guided-wave Technique to Detection of Small-sized Seamless Steel Tube
    Tu Kui
    2012, 41(5): 79-81.
    Abstract PDF
    SPECIAL TUBING BRANCH OF XINXING DUCTILE IRON PIPES CO., LTD.
    2012, 41(5): 82-82.
    Abstract PDF