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  1. Unionlever (Group) Petroleum Equipment Co.,Ltd.

    Tool Joints

    Tool Joints

     

    Tool joints of our company are made of modified alloy steel, then fully heat treated. So the mechanical properties in accordance with API specifications, such as strength, hardness and impact strength are gaged to standard. All connections are gaged to API Spec. and phosphatized or copper plated for anti-galling treatment & resistance to corrosion.

     

    Type

    Description

    O.D.
    (mm/inch)

    I.D.
    (mm/inch)

    OAL
    (mm/inch)

    Connection
    API

    DHGJ127-1

    3-1/2Pin Tool Joint

    127(5)

    66(2-19/32)

    370(14-9/16)

    NC31P

    DHMJ127-1

    3-1/2Box Tool Joint

    127(5)

    66(2-19/32)

    370(14-9/16)

    NC31B

    DHGJ165-1

    5Pin Tool Joint

    165.1(6-1/2)

    82.6(3-1/4)

    388(15-9/32)

    NC50P

    DHMJ165-1

    5Box Tool Join

    165.1(6-1/2)

    82.6(3-1/4)

    360(14-11/64)

    NC50B

    DHGJ168-1

    5Pin Tool Joint

    168.3(6-5/8)

    88.9(3-1/2)

    395(15-35/64)

    NC50P

    DHMJ168-1

    5Box Tool Join

    168.3(6-5/8)

    88.9(3-1/2)

    374(14-47/64)

    NC50B

    DHJ184-1

    51/2Pin Tool Joint

    184.2(7-1/4)

    87.3(3-7/14)

    484(19-3/64)

    5 1/2FH P

    DHJ184-1

    51/2Box Tool Join

    184.2(7-1/4)

    87.3(3-7/14)

    459(18-5/64)

    5 1/2FH B

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