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Heavy Weight Drill Pipe (HWDP) - China Suppliers & Factory | API Spec 7-1 Compliant Quality
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Heavy Weight Drill Pipe (HWDP) - China Suppliers & Factory | API Spec 7-1 Compliant Quality

TAKELO, a leading manufacturer in China, specializes in Heavy Weight Drill Pipe (HWDP) with a strong commitment to engineering precision and continuous innovation. Our HWDP is designed for optimal performance in demanding drilling environments around the globe. Serving as a crucial transitional section of the drill string, our HWDP effectively connects drill collars and drill pipes, thereby minimizing stress concentration and reducing fatigue at critical junctions, Our HWDP offerings range in size from 2-7/8 to 6-5/8, and are produced in strict accordance with API Spec 7-1, GOST, and NS-1 standards. As a reputable supplier, we offer both integral HWDP, forged from high-quality AISI 4145HM alloy steel, and welded HWDP, crafted from AISI 4137/4145HM tool joints paired with AISI 1340 pipe bodies. This results in exceptional mechanical strength and outstanding fatigue resistance, making our products ideal for the toughest drilling applications. Choose TAKELO for reliable and efficient HWDP solutions from a trusted factory in China
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    Product Details

    Features

    Quenching and tempering heat treatment for optimized toughness and wear resistance.
    100% FLUT inspection on pipe bodies (longitudinal, transverse, ultrasonic thickness), and 100% UT/MPI on tool joints, upset ends, and weld zones.
    Optional upgrades: make-up/breakout torque tests, cold-rolled threads, spiral grooves on center wear pads.
    Performance enhancing surface options include internal plastic coating (IPC) and hardbanding for extended tool life.

    ● Coating Options: TK34, TK34P, TC2000, DPC2000

    ● Hardbanding Options: Arnco 100XT, Arnco 300XT, etc.

    With extensive field applications in both onshore and offshore drilling, TAKELO HWDP has repeatedly demonstrated lower failure rates and extended run life, making it a trusted choice for operators seeking durability and reduced non-productive time (NPT).
    Heavy weight drill pipe 2
    Heavy weight drill pipe
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    Product Specification

    Size

    (in)
    1. D.

    (In)

    I.D. (in)

    Tool Joint O.D. (in)

    Tool Joint ID. (in)

    Connection

    Max. Elevator Diameter(in)

    Central upset

    Dia.(in)

    Min. Drift

    Dia. Size(in)

    3 1/2

    3 1/2

    2 1/4

    4 3/4

    2 1/4

    NC38

    3 7/8

    4

    2

    2 1/16

    (4 7/8,5)

    2 1/16

    1 13/16

    4

    4

    2 1/2

    5 1/4

    2 1/2

    NC40

    4 3/16

    4 1/2

    2 1/4

    2 9/16

    2 9/16

    2 5/16

    4 1/2

    4 1/2

    2 11/16

    6 1/4

    2 11/16

    NC46

    4 11/16

    5

    2 7/16

    2 3/4

    2 3/4

    2 1/2

    2 13/16

    2 13/16

    2 9/16

    5

    5

    3

    6 5/8

    3

    NC50

    5 1/8

    5 1/2

    2 3/4

    5 1/2

    5 1/2

    3 1/4

    (7 1/4,7 1/2)

    3 1/4

    5 1/2 FH

    5 11/16

    6

    3

    3 3/8

    3 3/8

    3 1/8

    3 7/8

    3 7/8

    3 5/8

    4

    4

    3 3/4

    6 5/8

    6 5/8

    4

    8 (8 1/4,8 1/2)

    4

    6 5/8 FH

    6 15/16

    7 1/8

    3 3/4

    4 1/2

    4 1/2

    4 1/4

    5

    4 3/4

    Frequently Asked Questions (FAQ)

    What heat treatment is applied to the drill pipes?
    Our drill pipes undergo quenching and tempering heat treatment to ensure optimized toughness and maximum wear resistance.
    What inspection methods are used during quality control?
    We perform 100% FLUT inspection on pipe bodies (including longitudinal, transverse, and ultrasonic thickness), and 100% UT/MPI on tool joints, upset ends, and weld zones.
    Are there any optional upgrades available for the drill pipes?
    Yes, optional upgrades include make-up/breakout torque tests, cold-rolled threads, and spiral grooves on center wear pads.
    What coating and hardbanding options do you offer?
    We offer internal plastic coating (IPC) options such as TK34, TK34P, TC2000, and DPC2000. Hardbanding options include Arnco 100XT, Arnco 300XT, and more to extend tool life.
    Why should operators choose TAKELO Heavy Weight Drill Pipe (HWDP)?
    With extensive field applications in both onshore and offshore drilling, TAKELO HWDP consistently demonstrates lower failure rates and extended run life, reducing non-productive time (NPT) for operators.

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