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    EXPERIMENTAL RESEARCH ON CONICAL ROLL CROSS-ROLLING/ELONGATING PROCESS
    Guo Fengbin, Zhu Jingqing, Li Jiancheng
    1997, 26(3): 1-6.
    Abstract PDF
    DISCUSSION ON GRIPPING CONDITIONS FOR ACCU-ROLL PIPE MILL
    Ruan Lin
    1997, 26(3): 7-12.
    Abstract PDF
    EXPERIMENTS CONCERNING AND APPLICATION OF RUSSIAN TYPE DIES FOR STEEL TUBE COLD-DRAWING
    Wu Guoliang
    1997, 26(3): 13-16.
    Abstract PDF
    DEVELOPING DOMESTIC WELDED O. C. T. G. PROOUCTION IN A PINPOINTING WAY
    Zhang Jinhu, Xie Shiju
    1997, 26(3): 17-20.
    Abstract PDF
    TYPE SELECTION AND PARAMETER SETTING OF TUBE BLANK CUTTING MACHINE
    Zhu Dan
    1997, 26(3): 21-23.
    Abstract PDF
    SETTING TECHNOLOGICAL CONDITIONS FOR HI-FREQUENCY WELDING WITH ORTHOGONAL EXPERIMENTAL METHOD
    Xu Hui
    1997, 26(3): 24-27.
    Abstract PDF
    IMPROVEMENT ON ROLL MATERIAL AND PROFILE OF ASSEL MILL
    Lu Shengjiang, Mu Chun
    1997, 26(3): 28-30.
    Abstract PDF
    A NEW PROCESS FOR REPAIRING OF MONO-BODY CYLINDER OF HYDRAULIC PILLAR
    Qin Jianping, Yin Gang, Zheng Jinhua
    1997, 26(3): 31-33.
    Abstract PDF
    IMPROVEMENT ON COMPONENT STRUCTURE OF Φ130mm 3-HIGH PIERCING MILL
    Yin Weiqin
    1997, 26(3): 34-36.
    Abstract PDF
    DESIGN FOR MODIFICATION OF Φ50mm PIERCING MILL
    Zhang Shenghua
    1997, 26(3): 37-40.
    Abstract PDF
    IMPROVEMENT ON HYDRAULIC CENTERING MACHINE
    Tong Qiang
    1997, 26(3): 41-43.
    Abstract PDF
    STUDY CONCERNING FOLLOWING-UP CHARACTERISTICS OF TACHOMETRIC WHEEL OF WELDED-PIPE FLYING-SAW
    Ye Jinduo, Feng Yuan, Wen Dianying
    1997, 26(3): 44-47.
    Abstract PDF
    ORIENTATION OF DEVELOPMENT OF DOMESTIC O. C. T. G. INDUSTRY
    Yang Wenjun, Li Xiaohong
    1997, 26(3): 48-50.
    Abstract PDF
    A NEW TYPE PIPE COLD-DRAWING BENCH
    Du Houyi
    1997, 26(3): 51-54.
    Abstract PDF
    RESEARCH ON BUTT-WELDING TECHNOLOGY FOR LINEPIPES MADE OF X-65 GRADE STEEL
    Mu Jia
    1997, 26(3): 55-58.
    Abstract PDF
    NEW PROCESS FOR PUSH-ROLLING FORMING OF SHAPED STEEL TUBES
    Zheng Baolong, Chen Geping
    1997, 26(3): 59-62.
    Abstract PDF