API 5CT J55 Casing
J55 Tubing
Oil Pipe

Surface Material High Quality Smooth API 5CT J55 Oil Casing Pipe Seamless Steel Tube Using Oil Gas Transmission Connection

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Description

 API 5ct J55 Oil Casing Pipe is a crucial product in the Oil and gas industry. manufactured in accordance with the American petroleum Institute’s specification 5CT, it is designed to provide strength, durability, and reliability in various oil and gas well applications.
The J55 grade indicates a specific set of mechanical properties. These casing pipes are made from quality steel alloys that are carefully selected to withstand the harsh conditions found in oil and gas wells. They are capable of withstanding high pressures, extreme temperatures, and corrosive environments.
One of the key features of API 5CT J55 oil casing pipe is its strength. It has a high yield strength and tensile strength, which allows it to support the weight of the wellbore and resist the forces exerted by the surrounding earth and fluids. This helps to ensure the stability and integrity of the well.
In terms of dimensions, these casing pipes are available in a wide range of sizes to meet the specific requirements of different well designs. The outer diameter, Wall thickness, and Length can be customized to fit the particular needs of each project.
The manufacturing process of API 5CT J55 oil casing pipe involves several steps to ensure quality and consistency. This includes hot rolling, heat treatment, and rigorous quality control inspections. The pipes are tested for strength, ductility, and other properties to ensure that they meet the strict API standards.
API 5CT J55 oil casing pipe is widely used in both onshore and offshore oil and gas operations. It is essential for protecting the wellbore and facilitating the extraction of oil and gas. Its durability and reliability make it a preferred choice for many oil and gas Companies.
API 5CT J55 oil casing pipe is a vital component of the oil and gas industry. With its strength, durability, and quality manufacturing, it provides a reliable solution for oil and gas well applications. Whether in deep wells or challenging environments, these casing pipes play a crucial role in ensuring the success of oil and gas exploration and production.

J55  and K55 steel grade casing Hydrostatic test pressure

code

 test pressure MPa

Flat end

 Round thread Trapezoidal thread direct connection
Short round thread Long round thread Standard coupling Special clearance coupling
J55 K55 L80 J55 K55 L80
1 2
3-1/2a 9.91 50.0 – – – – – – –
4a 11.34 43.5 – – – – – – –
4-1/2 9.50 27.5 27.5 – – – – – –
4-1/2 10.50 30.0 30.0 – 30.0 30.0 30.0 30.0 –
4-1/2 11.60 33.5 33.5 33.5 33.5 33.5 30.5 33.5 –
4-1/2a 13.04 39.0 – – – – – – –
5 11.50 26.5 26.5 – – – – – –
5 13.00 30.5 30.5 30.5 30.5 30.5 28.5 30.5 –
5 15.00 36.0 36.0 36.0 36.0 36.0 28.0 36.0 36.0
5a 17.93 44.0 – – – – – – –
5-1/2 14.00 27.0 27.0 – – – – – –
5-1/2 15.50 30.5 30.5 30.5 30.5 30.5 26.0 30.5 30.5
5-1/2 17.00 33.5 33.5 33.5 33.5 33.5 26.0 33.5 33.5
5-1/2a 19.81 40.0 – – – – – – –
6-5/8 20.00 26.5 26.5 26.5 26.5 26.5 22.5 26.5 –
6-5/8 24.00 32.0 32.0 32.0 32.0 32.0 22.5 32.0 32.0
6-5/8a 27.65 38.0 – – – – – – –
7 20.00 23.5 23.5 – – – – – –
7 23.00 27.5 27.5 27.5 27.5 27.5 21.5 27.5 27.5
7 26.00 31.5 31.5 31.5 31.5 31.5 21.5 31.5 31.5
7-5/8 26.40 26.0 26.0 26.0 26.0 26.0 25.0 26.0 –
8-5/8 24.00 18.5 18.5 – – – – –
8-5/8 32.00 24.5 24.5 24.5 24.5 24.5 22.5 24.5 24.5
8-5/8 36.00 28.0 28.0 28.0 28.0 28.0 22.5 28.0 28.0
9-5/8 36.00 22.0 22.0 22.0 22.0 22.0 20.0 22.0 –
9-5/8 40.00 25.0 25.0 25.0 25.0 25.0 20.0 25.0 25.0
10-3/4 40.50 15.0
(19.5)		 15.0
(19.5)		 –
–		 15.0
(19.5)		 15.0
(19.5)		 15.0
(18.0)		 15.0
(19.5)		 –
–
10-3/4 45.50 17.0
(22.5)		 17.0
(22.5)		 –
–		 17.0
(22.5)		 17.0
(22.5)		 17.0
(18.0)		 17.0
(22.5)		 17.0
(22.5)
10-3/4 51.00 19.0
(25.5)		 19.0
(25.5)		 –
–		 19.0
(25.5)		 19.0
(25.5)		 18.0
(18.0)		 19.0
(25.5)		 19.0
(25.5)
11-3/4 47.00 14.5
(19.5)		 14.5
(19.5)		 –
–		 14.5
(19.5)		 14.5
(19.5)		 –
–		 –
–		 –
–
11-3/4 54.00 17.0
(22.5)		 17.0
(22.5)		 –
–		 17.0
(22.5)		 17.0
(22.5)		 –
–		 –
–		 –
–
11-3/4 60.00 19.0
(25.0)		 19.0
(25.0)		 –
–		 19.0
(25.0)		 19.0
(25.0)		 –
–		 –
–		 –
–
13-3/8 54.50 13.0
(17.0)		 13.0
(17.0)		 –
–		 13.0
(17.0)		 13.0
(17.0)		 –
–		 –
–		 –
–
13-3/8 61.00 14.5
(19.5)		 14.5
(19.5)		 – 14.5
(19.5)		 14.5
(19.5)		 –
–		 –
–		 –
–
13-3/8 68.00 16.5
(22.0)		 16.5
(22.0)		 –
–		 16.5
(22.0)		 16.5
(22.0)		 –
–		 –
–		 –
–
16 75.00 12.5
(16.5)		 12.5
(16.5)		 –
–		 12.5
(16.5)		 12.5
(16.5)		 –
–		 –
–		 –
–
16 84.00 14.0
(19.0)		 14.0
(19.0)		 –
–		 14.0
(19.0)		 14.0
(19.0)		 –
–		 –
–		 –
–
16 109.00 18.5
(25.0)		 –
–		 –
–		 –
–		 –
–		 –
–		 –
–		 –
–
18-5/8 87.50 10.5
(14.0)		 10.5
(14.0)		 –
–		 10.5
(14.0)		 10.5
(14.0)		 –
–		 –
–		 –
–
20 94.00 10.0
(13.5)		 10.0
(13.5)		 10.0
(13.5)		 10.0
(13.5)		 10.0
(13.5)		 –
–		 –
–		 –
–
20 106.50 11.5
(15.0)		 11.5
(15.0)		 11.5
(15.0)		 11.5
(15.0)		 11.5
(15.0)		 –
–		 –
–		 –
–
20 133.00 14.5
(19.5)		 14.5
(16.5)		 14.5
(16.5)		 14.5
(16.0)		 14.5
(16.0)		 –
–		 –
–		 –
–
Note: The numbers in brackets indicate the selected test pressure.
aUsed as plain end casing liner.

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