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Bottom Sub

Bottom Sub is always used in the end of VIGOR perforating gun string for the sealing and guiding function, which is with high mechanical properties and available in different sizes, also compatible with the mostly standard styles of perforating guns in the market.


Product Details

Spare Parts

Product Tags

Product parameters

The bottom interface of the perforating gun is an accessory with high wear resistance and high strength, which can be used to connect the perforating gun and the oil drilling rig. The product is light and easy to carry, and its length is usually about 3 feet. Its diameter can be customized according to customer requirements, usually between 2.25 inches and 3 inches.

Product application scenario

The bottom interface of perforating gun is an indispensable accessory in oil exploration and production. It is usually used to connect the perforating gun and the oil drilling rig. It can quickly and accurately perforate the well wall, thus realizing efficient oil production.

intended for:
This product is suitable for professionals in the oil exploration and production industry, including petroleum engineers, drilling workers, geological prospectors, etc.

usage method:
Using the bottom interface of the perforating gun is very simple. First, insert the perforating gun into the interface to ensure that they are tightly connected. Then insert the interface into the drilling rig and adjust and fix it as required. Finally, start the oil drilling rig and send the perforating gun into the well for perforating operation.

Product structure introduction

The bottom interface of the perforating gun usually consists of three parts: the bottom connector, the central connector and the top connector. The bottom connector is connected with the drilling rig, the central connector is used to connect the perforating gun, and the top connector is used to connect other accessories. This structural design makes the product easy to install and maintain, and has high stability and security.

Material introduction

The bottom interface of the perforating gun is usually made of high-strength steel, which has high wear resistance and high strength, can withstand high strength impact and vibration, and ensure the long-term service life of the product. In addition, the product surface is usually treated with anti-corrosion coating to prevent corrosion and damage.

Technical Parameter

Below OD

Thread Type

Pressure Rating

Approx. Weight

2"

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

25000 psi
[172Mpa]

2.2lb [1kg]

2-7/8"

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

6.6b [3kg]

3-1/8"

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

11lb [5kg]

3-3/8"

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

14.3lb [6.5kg]

4-1/2"

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

26.5lb [12kg]

7"

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

39.7lb [18kg]

*On request

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    Below OD

    O-ring Type/Upper Thread

    2″

    AS-221 3.53×φ36.09

    2-7/8″

    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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