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    Manual Tongs Type DB
    Added：2021-03-31
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    Telephone：0086-15771936656
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    • Details

    Manual Tongs Type DB

    Manual Tongs are necessary tools applied to make up and break out pipes. Changing lug jaws and latch steps can adjust different handling sizes of the tongs. They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment.

    Main Technical Parameters

    No.of Latch Lug jaw

    No.of Hinge Pin Hole

    Size Range

    Rated Torque(kN.m)

    in

    mm

    1#

    Ⅰ

    3-1/2~6

    88.9~152

    90

    Ⅱ

    5-3/4~7

    146～178

    Ⅲ

    6-5/8~8-1/4

    168～210

    2#

    Ⅰ

    8~9-5/8

    203～244

    Ⅱ

    10-5/8~11-1/4

    270～286

    3#

    Ⅰ

    11-3/4~12-3/4

    298～324

    55

    Ⅱ

    13-3/8~14-3/8

    340～365

    4#

    Ⅱ

    16~17

    406～432


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    Address：2-11515, ChangAnXiYuan, Chang’an District, Xi’an, Shaanxi ,China 710100  

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