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    VISITS TO BRITISH IRON ＆ STEEL ENTERPRISES——Investigation on Foreign Manufacturers（part Ⅲ）
    Yin Guomao
    1989, 18(4): 1-6.
    Abstract PDF
    COMMENTS ON A NEW DIESCHER MILL IN US
    Li Changmu
    1989, 18(4): 7-10,31.
    Abstract PDF
    AN APPROACH TO MINIMIZING CROP LOSS OF TUBES PRODUCED BY STRETCH REDUCING MILL
    Zhong Xidi
    1989, 18(4): 11-14.
    Abstract PDF
    CAUSES AND ELIMINATING MEASURES OF OUTSIDE SCABS DURING DIAMETER REDUCTION OF STEEL PIPES
    Chen Jierong, Tang Xiquan
    1989, 18(4): 14-17.
    Abstract PDF
    IMPROVEMENT OF THE PHOSPHORIZING PROCESS FOR PIPES
    Xu Xuechun, Xiong Mingxiang
    1989, 18(4): 17-20.
    Abstract PDF
    DEVELOPMENT OF STEEL-PLASTIC ELASTIC THREAD PROTECTIVE RING FOR OIL-FIELD PIPE
    Zhang Renjie
    1989, 18(4): 21-25.
    Abstract PDF
    RATIONAL DESIGN OF PIERCING MANDREL PLUG
    Sun Shixiu
    1989, 18(4): 26-31.
    Abstract PDF
    EFFECT BY DIE ANGLE ON GEOMETRIC DIMENSIONS OF EMPTY SUNK TUBE
    Zhang Caian, Li Eyong, Xiong Mingxiang, Zheng Luming
    1989, 18(4): 32-36.
    Abstract PDF
    CALCULATION OF WALL THICKNESS OF SHELLS FOR HOT EXPANDED TUBES PRODUCED WITH DRAWING PROCESS
    Cao Shurong
    1989, 18(4): 36-39.
    Abstract PDF
    NECESSITY OF CONCENTRATING AND SPECIALIZING THE PRODUCTION OF SEAMLESS STEEL TUBES
    Song Benren
    1989, 18(4): 39-43.
    Abstract PDF
    RESEARCH AND APPLICATION OF PIERCING MANDREL PLUG IN USSR
    Ceng Shi
    1989, 18(4): 44-49.
    Abstract PDF
    COMMENTS ON WELDED PIPE INDUSTRY IN LIAONING PROVINCE
    Qi Deshan
    1989, 18(4): 50-52.
    Abstract PDF
    AN APPROACH TO CURRENTLY USED HOT-DIP GALVANIZING BATHES AND THEIR DEVELOPMENT
    Zhang Shizhao
    1989, 18(4): 53-55.
    Abstract PDF
    COMPUTER SYSTEM EMPLOYED BY BAOSHAN SEAMLESS STEEL TUBE PLANT
    Weng Jiafeng
    1989, 18(4): 56-60,43.
    Abstract PDF