overview of  API 5ct Gr.N80-Q Oil Tubing

API 5CT Gr.N80-Q Oil Tubing – Overview of API 5CT Gr.N80-Q Oil tubing api 5CT Gr.N80-Q oil tubing is a type of seamless steel Pipe used in the Oil and gas industry. It is designed to transport crude oil and natural gas from the wellbore to the surface. This tubing is manufactured according to the American petroleum Institute (API) 5CT standard, which sets the specifications for Casing and tubing used in the industry.

api 5ct L80 casing tubingdimensions and Masses for Standard Casing and for Casing threaded with
API Round Thread and Buttress Thread
Labels a							Calculated Mass c
			Nominal linear Mass T& C b,c	Wall Thick- ness				em, Mass Gain or Loss Due to End Finishing d
		Outside diameter			Inside Diameter	Drift Diameter	Plain- end	kg
								Round Thread		Buttress Thread
							wpe
		D	kg/m	t	D	mm	kg/m	Short	Long	RC	SCC
		mm		mm	mm
1	2	3	4	5	6	7	8	9	10	11	12
4 1/2	9.5	114.3	14.38	5.21	103.88	100.7	14.02	3.64	—	— 4.53	— 1.12
4 1/2	10.5	114.3	15.73	5.69	102.92	99.74	15.24	3.33	— 3.61	4.32	0.91
4 1/2	11.6	114.3	17.38	6.35	101.6	98.42	16.91	3.18	3.35	4.07	0.6
4 1/2	13.5	114.3	19.87	7.37	99.56	96.38	19.44	—	3.53	3.64	0.24
4 1/2	15.1	114.3	22.69	8.56	97.18	94	22.32	—
5	11.5	127	17.19	5.59	115.82	112.64	16.74	4.32	— 4.85	— 5.38	— 1.24
5	13	127	19.69	6.43	114.14	110.96	19.12	4	4.51	4.99	0.61
5	15	127	22.69	7.52	111.96	108.78	22.16	3.71	4.52	4.4	0.22
5	18	127	27.19	9.19	108.62	105.44	26.7	—	3.45	3.76	–0.62
5	21.4	127	32.13	11.1	104.8	101.62	31.73	—	3.15	3.42	–0.96
5	23.2	127	34.76	12.14	102.72	99.54	34.39	—	2.99	3.23	–1.14
5	24.1	127	36.15	12.7	101.6	98.42	35.8	—
5 1/2	14	139.7	20.91	6.2	127.3	124.12	20.41	4.6	— 5.26	— 5.71	— 0.87
5 1/2	15.5	139.7	23.48	6.98	125.74	122.56	22.85	4.36	5.31	5.41	0.58
5 1/2	17	139.7	25.72	7.72	124.26	121.08	25.13	4.14	4.5	4.84	0.45
5 1/2	20	139.7	30.05	9.17	121.36	118.18	29.52	—	4.37	4.31	-0.52
5 1/2	23	139.7	34.05	10.54	118.62	115.44	33.57	—	—	—	—
5 1/2	26.8	139.7	40.15	12.7	114.3	111.12	39.78	—	—	—	—
5 1/2	29.7	139.7	44.47	14.27	111.16	107.98	44.14	—	—	—	—
5 1/2	32.6	139.7	48.74	15.88	107.94	104.76	48.49	—	—	—	—
5 1/2	35.3	139.7	52.8	17.45	104.8	101.62	52.61	—	—	—	—
5 1/2	38	139.7	56.82	19.05	101.6	98.42	56.68	—	—	—	—
5 1/2	40.5	139.7	60.64	20.62	98.46	95.28	60.55	—	—	—	—
5 1/2	43.1	139.7	64.41	22.22	95.26	92.08	64.38	—
6 5/8	20	168.28	29.76	7.32	153.64	150.46	29.06	5.58	6.23	6.35	0.89
6 5/8	24	168.28	35.72	8.94	150.4	147.22	35.13	4.42	5.48	5.52	0.68
6 5/8	28	168.28	41.67	10.59	147.1	143.92	41.18	—	4.73	4.71	–0.75
6 5/8	32	168.28	47.62	12.06	144.16	140.98	46.46	—	4.73	4	–1.46

The Gr.N80-Q designation refers to the grade and heat treatment of the tubing. The “Gr” stands for grade, indicating the strength and performance characteristics of the tubing. The “N80” grade is a medium carbon steel with a minimum yield strength of 80,000 psi. The “Q” designation signifies that the tubing has been quenched and tempered, enhancing its mechanical properties. API 5CT Gr.N80-Q oil tubing is available in various sizes and Lengths to suit different wellbore conditions and production requirements. It is typically used in wells with high pressure and high temperature (HPHT) environments, as it offers excellent resistance to corrosion, stress cracking, and sulfide stress cracking. This makes it suitable for use in both onshore and offshore drilling operations. One of the key advantages of API 5CT Gr.N80-Q oil tubing is its durability and reliability. It is designed to withstand the harsh conditions of the oil and gas industry, including exposure to corrosive fluids, high pressures, and extreme temperatures. The tubing is manufactured using high-quality steel and undergoes rigorous testing to ensure its strength and integrity.

Mobile Phone CaseIn addition to its strength and durability, API 5CT Gr.N80-Q oil tubing offers excellent performance in terms of fluid flow. Its smooth inner surface minimizes friction, allowing for efficient transportation of oil and gas. This helps to optimize production rates and reduce energy consumption. Another important feature of API 5CT Gr.N80-Q oil tubing is its compatibility with other components of the wellbore. It can be easily connected to casing, couplings, and other equipment, ensuring a secure and reliable wellbore system. This compatibility allows for efficient installation and Maintenance, saving time and costs for operators. Furthermore, API 5CT Gr.N80-Q oil tubing is designed to be easily threaded and coupled, facilitating its installation and removal. This makes it a preferred choice for drilling contractors and operators who require quick and efficient wellbore operations.