overview of  API 5CT Tubing NF M87-207

API 5CT Tubing NF M87-207 is a widely used standard in the Oil and gas industry. It provides specifications for seamless and welded casing and tubing, which are essential components in drilling and production operations. This article aims to provide an overview of API 5CT Tubing NF M87-207, including its specifications, materials, and applications. API 5CT Tubing NF M87-207 is designed to withstand high pressure and harsh environments encountered in oil and gas wells. It ensures the safe and efficient extraction of hydrocarbons from the reservoir to the surface. The standard covers various grades of tubing, including C-75, l-80, C-90, and T. Each grade has specific mechanical properties and chemical compositions to meet different operational requirements.

C-75 is a low-cost grade with excellent resistance to corrosion and high tensile strength. It is commonly used in shallow wells and low-pressure applications. L-80 is a medium-carbon steel grade with enhanced mechanical properties, making it suitable for deeper wells and higher pressure conditions. It offers good resistance to corrosion and is widely used in both onshore and offshore operations.

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

C-90 is a high-strength grade with excellent resistance to corrosion and cracking. It is commonly used in highly demanding environments, such as sour gas wells. T grade tubing is heat-treated to improve its mechanical properties, including hardness and toughness. It is often used in extreme conditions, such as high-pressure and high-temperature wells. API 5CT Tubing NF M87-207 specifies the dimensions, tolerances, and technical requirements for casing and tubing. It covers both seamless and welded products, with different manufacturing processes and inspection procedures. The standard ensures the quality and reliability of the tubing, allowing for safe and efficient operations in the oil and gas industry. The tubing is available in various sizes, ranging from 1.05 inches to 4.5 inches in diameter. It is typically supplied in lengths of 30 feet or 40 feet, but custom lengths can also be provided. The ends of the tubing are threaded and coupled, allowing for easy installation and connection to other components in the wellbore. Carbon Steel Pipe API 5CT Tubing NF M87-207 is manufactured according to strict quality control procedures. The raw materials used in the production undergo rigorous testing to ensure their compliance with the specified chemical compositions and mechanical properties. The tubing is then subjected to various inspections and tests, including visual inspection, dimensional inspection, and hydro