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    Development Situation of Mandrel for Continuous Rolling Pipe Mill
    Yang Xiuqin
    2012, 41(6): 4-8.
    Abstract PDF
    Research on Forming of Crack of Large-sized X80 SAWL Pipe and Improvement of Relevant Manufacturing Process
    Wang Gang, Bian Cheng, Yao Hua, He Junpeng
    2012, 41(6): 9-13.
    Abstract PDF
    Analysis of Causes for Mischcrystal of 15CrMoG High-pressure Boiler Steel Tube as Occurring during On-line Normalization Process and Relevant Process Improvement Measures
    Yang Yuxian, Xiang Changwu, Shi Guoguang, Zheng Shijian, Zhang Xian
    2012, 41(6): 14-17.
    Abstract PDF
    Measures to Improve Impact Property of Heavy - wall Boiler Steel Pipe
    Zhou Zhanghui, Jiang Yuhui, Zhang Hequan
    2012, 41(6): 18-21.
    Abstract PDF
    Using Upper Bound Method to Analyze Force Parameters of Three-roll Piercing Process
    Liang Peixiao, Shuang Yuanhua, Chen Jianxun, Liu Zhiguang
    2012, 41(6): 22-25.
    Abstract PDF
    A Brief Discussion on a New Structure of Ф600 mm Piercing Plant
    Wang Wenzhang, Yang Dezhao, Liu Suhua, Cheng Bo, Li Hong
    2012, 41(6): 26-29.
    Abstract PDF
    Method for Designing Groove Coefficient of Standard Flat Oval Tube
    Cao Guofu
    2012, 41(6): 30-34.
    Abstract PDF
    Design of Six-roll Straightener for Large-sized Light-wall Steel Pipe
    Guo Jianming
    2012, 41(6): 35-37.
    Abstract PDF
    Development of a New Plug Bar Stripping Device of Plug Bar Circulation System
    Zhao Hongbin
    2012, 41(6): 38-41.
    Abstract PDF
    Design of Guide Device for Preventing Breaking of Steel Coil Joint during Manufacturing Process of SAWH Pipe
    Wu Peilong, Zhang Jingbing, Zhang Jijian
    2012, 41(6): 42-44.
    Abstract PDF
    Application of Q345B Steel Tube to Manufacture of Hydraulic Cylinder Casing for Construction Machinery Service
    Wang Jiacong, Sheng Min, Liu Qingjiao, Chen Dengmin, Yang Lizhi
    2012, 41(6): 45-49.
    Abstract PDF
    Practice of Producing P22 Low-phosphor Alloy Steel with EAF Process
    Huang Guojiu, Hu Maohui, Yang Wenming, Su Xiongjie
    2012, 41(6): 50-53.
    Abstract PDF
    Analysis of Cause for Build - up as Formed on Inner Burr-removing Device for Welded Tubing/Casing and Relevant Control Measures
    Wu Qinggen
    2012, 41(6): 54-56.
    Abstract PDF
    Measurement Scale for Measuring Out-of-squareness of Oil/Gas-linepipe
    Wang Gaofeng, Li Yunlong, Li Jike, Wang Zhangan, Gao Jianzhong, Yang Zhuanzhao, Wu Jinhui
    2012, 41(6): 57-59.
    Abstract PDF
    Comparative Analysis of Two Roll-change Methods for PQF Mandrel Mill
    Gao Ruiquan, Zhou Xiaofeng
    2012, 41(6): 60-62.
    Abstract PDF
    Cavity,Lamination and Torsional Deformation—A Discussion on 2-roll Barrel Type Piercer and Cone Type Piercer
    Tian Dang, Li Qun
    2012, 41(6): 63-68.
    Abstract PDF
    Analysis of Advanced Design Philosophy of Electric Control System of Imported Equipment as an Integrated Part of Large-sized Weld Pipe Production Line
    Wu Xin, Wu Yajun, Cao Huayong, Liu Zengqiang
    2012, 41(6): 69-71.
    Abstract PDF
    Research on and Application of Method for Ultrasonic Detection of Steel Tube Lamination Defect
    Zhao Renshun, Liang Zhinong
    2012, 41(6): 72-75.
    Abstract PDF
    Application of CF-V Multi-channel UT System to Detection of SAWL Steel Pipe
    Wang Chao, Guo Jinlong, Liang Dong, Qian Yong
    2012, 41(6): 76-78.
    Abstract PDF
    Effect by On-line Heat Treatment on Welding Seam Quality of Weld Oil Casing Pipe
    Cao Lei, Liu Xiaodan
    2012, 41(6): 79-81.
    Abstract PDF
    JIANGSU XICHENG SANLIAN HOLDING GROUP
    2012, 41(6): 82-82.
    Abstract PDF