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Top Sub For Drilling Well Use

Top Sub

Top Sub is used for connecting the firing head or quick change to VIGOR perforating gun, which is with high mechanical properties and available in different sizes, also compatible with the mostly standard styles of perforating guns in the market.

The top joint of perforating gun is a high-quality and stable oil well perforating tool, which can improve the success rate of oil well perforating, thus improving the production and efficiency of oil wells. Its precise design and reliable performance make it an indispensable part of oil well perforation.


Product Details

Spare Parts

Product Tags

Product description

The top joint of the perforating gun is a key tool for perforating oil wells. It is made of high-quality materials with reliable performance and precise design. It is mainly composed of shell, inner cavity, seal, joint and transmission mechanism.

The material used in this product has extremely high strength and corrosion resistance, and can be used for a long time without damage in harsh working environment. At the same time, it has compact structure and convenient installation, and can be used with various perforating guns.

In the process of use, the top joint of the perforating gun can effectively improve the accuracy and stability of perforating, thus improving the success rate of oil well perforating. It has a highly accurate transmission mechanism, which can ensure the accurate positioning of the perforating gun and the control of the perforating depth.

The product also has strong applicability and reliability. It can be used in various oil well environments and can adapt to various perforation requirements. Moreover, due to its precise design and reliable performance, it can greatly reduce the failure rate of perforation and the possibility of problems, thus ensuring the normal production of oil wells.

In short, the top joint of the perforating gun is a high-quality and stable oil well perforating tool, which has excellent performance and reliable quality, can improve the success rate of perforating work and oil well production, and is an indispensable part of oil well perforating.

Technical Parameter

Sub O.D.

Upper Thread Type

Lower Thread Type

Pressure Rating

Approx. Weight

2"

1-3/16-12STUB ACME-2G

1-11/16-8 STUB ACME-2G

25000 psi
[172Mpa]

3.3lb [1.5kg]

2-7/8"

2-3/4"-6Acme-2G

2-3/8"-6Acme-2G

12.1lb [5.5kg]

3-1/8"

2-3/4"-6Acme-2G

13.9lb [6.3kg]

3-3/8"

2-13/16"-6Acme-2G

17.6lb [6.5kg]

4-1/2"

3-15/16"-6Acme-2G

26.4lb [12kg]

7"

6-1/4"-6Acme-2G

59.4lb [27kg]

*On request


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    Sub O.D.

    O-ring Size/Upper Thread

    O-ring Size/Lower Thread

    2″

    AS-215 3.53×φ26.57

    AS-221 3.53×φ36.09

    2-7/8″

    AS-230 3.53×φ63.10

    AS-329 5.33×φ50.16

    3-1/8″

    AS-230 3.53×φ63.10

    3-3/8″

    AS-231 3.53×φ66.30

    4-1/2″

    AS-342 5.33×φ91.45

    7″

    AS-361 5.33×φ151.75

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