overview of  API 5ct J55 octg tubing hot rolled 2-7/8 inch OD 2.44 Inch

API 5ct J55 OCTG Tubing Hot Rolled 2-7/8 Inch OD 2.44 Inch is a type of tubing used in the oil and gas industry. This article provides an overview of this specific type of tubing, including its dimensions and applications.

Tensile and hardness requirements
grade			Yield strength MPa		Tensile Strength	Hardness a,c		specified Wall thickness	Allowable Hardness Variation b
	Type	Total Elongation Under Load			min MPa	max
			min	max		HRC	HBW	mm	HRC
1	2	3	4	5	6	7	8	9	10
H40	—	0.5	276	552	414	—	—	—	—
J55	—	0.5	379	552	517	—	—	—	—
k55	—	0.5	379	552	655	—	—	—	—
n80	1	0.5	552	758	689	—	—	—	—
N80	Q	0.5	552	758	689	—	—	—	—
R95	—	0.5	655	758	724	—	—	—	—
l80 L80	1	0.5	552	655	655	23	241	—	—
L80	9Cr 13Cr	0.5	552	655	655	23	241	—	—
		0.5	552	655	655	23	241	—	—
c90	1	0.5	621	724	689	25.4	255	£12.70	3
								12.71 to 19.04	4
								19.05 to 25.39	5
								³ 25.40	6
T95	1	0.5	655	758	724	25.4	255	£12.70	3
								12.71 to 19.04	4
								19.05 to 25.39	5
								³ 25.40	6
C110	—	0.7	758	828	793	30	286	£12.70	3
								12.71 to 19.04	4
								19.05 to 25.39	5
								³ 25.40	6
p110	—	0.6	758	965	862	—	—	—	—
Q125	1	0.65	862	1034	931	b	—	£12.70	3
								12.71 to 19.04 19.05	4
									5
a In case of dispute, laboratory Rockwell C hardness testing shall be used as the referee method.
b No hardness limits are specified, but the maximum variation is restricted as a manufacturing control in accordance with 7.8 and 7.9.
c For through-wall hardness tests of grades L80 (all types), C90, T95 and C110, the requirements stated in HRC scale are for maximum mean hardness number.

The API 5CT J55 OCTG Tubing Hot Rolled 2-7/8 Inch OD 2.44 Inch is made from high-quality J55 grade steel. J55 is a commonly used Material in the oil and gas industry due to its excellent mechanical properties and resistance to corrosion. This tubing is hot rolled, which means it is formed at high temperatures to achieve the desired shape and dimensions. The outer diameter (OD) of this tubing is 2-7/8 inches, which is equivalent to approximately 73 millimeters. The wall thickness is 2.44 inches, or approximately 62 millimeters. These dimensions are standard for this type of tubing and are designed to meet the requirements of the API 5CT specification.

API 5CT J55 OCTG Tubing Hot Rolled 2-7/8 Inch OD 2.44 Inch is commonly used in oil and gas wells for various applications. It is primarily used for the extraction of oil and gas from the reservoir to the surface. The tubing is inserted into the wellbore and connected to the production Casing, forming a conduit for the flow of oil and gas. The J55 grade steel used in this tubing provides excellent strength and durability, making it suitable for use in demanding environments. It can withstand high pressures and temperatures, ensuring the safe and efficient extraction of oil and gas from the well. The hot rolled manufacturing process further enhances the mechanical properties of the tubing, making it even more robust and reliable. In addition to its mechanical properties, API 5CT J55 OCTG Tubing Hot Rolled 2-7/8 Inch OD 2.44 Inch also offers good resistance to corrosion. This is crucial in the oil and gas industry, as the tubing is exposed to various corrosive substances, such as hydrogen sulfide and carbon dioxide, which can degrade the material over time. The J55 grade steel, combined with proper surface treatment, helps protect the tubing from corrosion, extending its service life. Furthermore, this type of tubing is compatible with various completion techniques, such as hydraulic fracturing and acidizing. These techniques are used to enhance the productivity of the well by creating fractures in the reservoir rock or removing 2 in 1 Color Transparent TPU Acrylic Oil Injection Electroplate TPU Phone Case Mobile Phone Case for iPhone 11/12/13/14 Case Cover