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    STUDIES CONCERNING CONED-ROLL ROTARY ELONGATING PROCESS
    Zhang Huaide, Shi Shanmiao, You Fengzhi, Zhu Jingqing, Sun Jinghong, Wang Jian, Zhou Qingjie, Cheng Zhi
    1997, 26(6): 1-5.
    Abstract PDF
    W. T. CALCULATION OF EMPTY-SUNKEN STEEL TUBE
    Zhou Yimiao
    1997, 26(6): 6-12.
    Abstract PDF
    INVESTlGATION ON STEEL TUBE GAUGE ACCURACY EVOLUTION DURING DIFFERENT DEFORMATlON STEPSOF Φ100mm ASSEL PIPE MlLL LINE
    Zhang Yonggang, Huang Jiankai, Wang Cheng, Zhu Jingqing, Wang Jian, Lu Qinggong
    1997, 26(6): 13-17.
    Abstract PDF
    INVESTIGATlON ON MECHANICAL PROPERTlES OF P9l STEEL TUBE
    Liu Ning, Shu Xian, Le Minyi, Wang Zhenqiu
    1997, 26(6): 18-22.
    Abstract PDF
    GENERAL INTRODUCTION TO OVERSEAS PRODUCTION OF DUAL-METAL CLAD STEEL PIPES
    Chen Mingwei, Cai Tigang
    1997, 26(6): 23-28.
    Abstract PDF
    LONGITUDINAL O. D. CONSISTENCE OF HOT-EXTRUDED STEEL TUBES AND ELEMENTS INVOLVED
    Yang Donghai, Li Lianshi, Yu Wenjie
    1997, 26(6): 29-32.
    Abstract PDF
    MODIFICATI0N OF Φ76mm WELDED PIPE MILL LINE
    Feng Zuoqiao
    1997, 26(6): 33-35.
    Abstract PDF
    TECHNIQUE AND EQUIPMENT FOR OFF-LINE INTERNAL DEBURRlNG OF WELDED PIPES
    Cao Yucheng
    1997, 26(6): 36-38.
    Abstract PDF
    MODIFICATlON OF PNEUMATICAL FLYING-SAW
    Zhang Zhengxiao
    1997, 26(6): 39-41.
    Abstract PDF
    DEVELOPMENT OF HIGH STRENGTH AND HIGH TOUGHNESS SEAMLESS STEEL LlNE PIPES
    Cui Runjiong
    1997, 26(6): 42-46.
    Abstract PDF
    MONITORlNG SYSTEM FOR TEMPERATURE AT WELDS OF HI-FREQUENCY WELDED PIPE
    Geng Zheng, Zhao Dongbin, Zhang Guangjun
    1997, 26(6): 47-50.
    Abstract PDF
    RTS-300 AUTOMATIC ULTRASONIC FLAW INSPECTION SYSTEM FOR Φ508mm HEAVY-WALLED SEAMLESS STEEL TUBES
    Chen Hualin, Ma Tai
    1997, 26(6): 51-53.
    Abstract PDF
    MANUFACTURING PROCESS AND EQUlPMENT FEATURES OF ROLL TYPE HOT-EXPANDING PIPE MILL
    Ceng Youzong, Yan Youxian
    1997, 26(6): 54-58.
    Abstract PDF
    STANDARDS AND QUALITY PROGRAM CERTIFICATION OF ISO9000
    Wen Duoguang
    1997, 26(6): 59-62.
    Abstract PDF