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  • Kelly Bar For Hydraulic Rotary Drilling Rig - China

    price: 20000.00 Dollar US$

    Telescopic pipes steel quality: Q345B
    Drive rails steel quality: German imported steel plate
    Drive stub steel quality: Special forged steel
    Drive stub dimensions: 200x200, 150x150 or customized
    Outer pipe available diameter: 254, 292, 298, 305, 343, 368, 378, 445…
    Upper shock absorber: Damping rubber ring
    Lower shock absorber system: Damping rubber ring and damping spring
    Telescopic elements Number: 3, 4, 5, 6 others on request


    NO.O.Dia.Sections section length Pressure formDrilling depth
    1 *299 3, 4, 5 9~14 Interlocking, Friction 24~65
    2 *340 3, 4, 5 9~14 Interlocking, Friction 24~65
    3 355 3, 4, 5 9~14 Interlocking, Friction 24~65
    4 377(*368) 3, 4, 5 9~14 Interlocking, Friction 24~65
    5 406(*394) 3, 4, 5 9~15 Interlocking, Friction 24~70
    6 *426(419) 3, 4, 5 9~15 Interlocking, Friction 24~70
    7 440 3, 4, 5, 6 9~15 Interlocking, Friction 24~85
    8 470 3, 4, 5, 6 9~16.5 Interlocking, Friction 24~91
    9 508 3, 4, 5, 6 9~18 Interlocking, Friction 24~103
    10 530 3, 4, 5, 6 9~20 Interlocking, Friction 24~114
    11 580(575) 3, 4, 5, 6 9~24 Interlocking, Friction 24~138
    12 630 3, 4, 5, 6 9~26 Interlocking, Friction 24~150


    Company Contact:


    • Phone: +86 18702149908

    • Address: Changning Road No.969, Shanghai, Shanghai, China

    • Email: Email


    Published date: May 24, 2016 -

    • Business Description: Xuzhou Hengxing Jinqiao Machinery Technology Co., Ltd. is a professional manufacturer of guardrail pile driver, solar system installation PV pile driver, interlocking and friction kelly bar for hydraulic rotary drilling rig.

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