API 9 3/8 13 3/8 Inch Oil and Gas Well Casing Oil Casing
Introduction to API 9 3/8 13 3/8 Inch oil and Gas well casing oil casing
API 9 3/8 13 3/8 Inch Oil and Gas Well casing oil Casing
The oil and gas industry is a complex and highly regulated sector that requires the use of specialized equipment and materials to ensure the safe and efficient extraction of natural resources. One such essential component is the oil casing, which plays a crucial role in maintaining the integrity of oil and gas wells.
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 |
13 3/8 | 48 | 339.72 | 71.43 | 8.38 | 322.96 | 318.99 | 68.48 | 15.04 | — | — 17.91 | — |
13 3/8 | 54.5 | 339.72 | 81.1 | 9.65 | 320.42 | 316.45 | 78.55 | 13.88 | — | 16.44 | — |
13 3/8 | 61 | 339.72 | 90.78 | 10.92 | 317.88 | 313.91 | 88.55 | 12.74 | — | 14.97 | — |
13 3/8 | 68 | 339.72 | 101.19 | 12.19 | 315.34 | 311.37 | 98.46 | 11.61 | — | 14.97 | — |
13 3/8 | 68 | 339.72 | 101.19 | 12.19 | 315.34 | 311.37 | 98.46 | 11.67 f | — | 14.33 | — |
13 3/8 | 72 | 339.72 | 107.15 | 13.06 | 313.6 | 311.15 e | 105.21 | 10.98 | — | 13.98 | — |
13 3/8 | 72 | 339.72 | 107.15 | 13.06 | 313.6 | 311.15 e 309.63 309.63 | 105.21 | 10.91 f | — | 14.33 | — |
13 3/8 | 72 | 339.72 | 107.15 | 13.06 | 313.6 | 105.21 | 10.98 | — | 13.98 | — | |
13 3/8 | 72 | 339.72 | 107.15 | 13.06 | 313.6 | 105.21 | 10.91 e | — | — | ||
16 | 65 | 406.4 | 96.73 | 9.53 | 387.4 | 382.57 | 96.73 | 18.59 | — | — 20.13 | — |
16 | 75 | 406.4 | 111.61 | 11.13 | 384.1 | 379.37 | 108.49 | 16.66 | — | 18.11 | — |
16 | 84 | 406.4 | 125.01 | 12.57 | 381.3 | 376.48 | 122.09 | 14.92 | — | — | — |
16 | 109 | 406.4 | 162.21 | 16.66 | 373.1 | 368.3 | 160.13 | — | — | — | |
18 5/8 | 87.5 | 473.08 | 130.21 | 11.05 | 450.98 | 446.22 | 125.91 | 33.6 | — | 39.25 | — |
20 | 94 | 508 | 139.89 | 11.13 | 485.7 | 480.97 | 136.38 | 20.5 | 27.11 | 24.78 | — |
20 | 94 | 508 | 139.89 | 11.13 | 485.7 | 480.97 | 136.38 | 20.61 | 27.26 g 24.27 17.84 | 24.78 | — |
20 | 106.5 | 508 | 158.49 | 12.7 | 482.6 | 477.82 | 155.13 | 18.22 | 22 | — | |
20 | 133 | 508 | 197.93 | 16.13 | 475.7 | 470.97 | 195.66 | 13.03 | 16.02 | — | |
NOTE See also Figures D.1, D.2, and D.3. | |||||||||||
a Labels are for information and assistance in ordering. | |||||||||||
b Nominal linear masses, threaded and coupled (Column 4) are shown for information only. | |||||||||||
c The densities of martensitic chromium steels (l80 Types 9Cr and 13Cr) are less than those of carbon steels; The masses shown are therefore not accurate for martensitic chromium steels; A mass correction factor of 0.989 shall be used. | |||||||||||
d Mass gain or loss due to end finishing; See 8.5. | |||||||||||
e Drift diameter for most common bit size; This drift diameter shall be specified in the purchase agreement and marked on the Pipe; See 8.10 for drift requirements. | |||||||||||
f Based on 758 mPa minimum yield strength or greater. | |||||||||||
g Based on 379 mPa minimum yield strength. |
API 9 3/8 13 3/8 inch oil and gas well casing is a specific type of oil casing that is widely used in the industry. This article aims to provide an introduction to this particular casing and its significance in the oil and gas sector.
Firstly, it is important to understand what oil casing is and why it is necessary. Oil casing refers to the steel pipe that is inserted into an oil or gas well to provide structural support and prevent the collapse of the wellbore. It also serves as a conduit for the extraction of oil or gas from the reservoir to the surface.
Cardboard TubeAPI 9 3/8 13 3/8 inch oil and gas well casing is a standardized size that conforms to the specifications set by the American Petroleum Institute (API). The numbers in the size designation represent the outer diameter of the casing in inches. In this case, the outer diameter of the casing is 9 3/8 inches for the smaller size and 13 3/8 inches for the larger size.
The API sets these standards to ensure uniformity and compatibility in the industry. By adhering to these specifications, oil and gas Companies can ensure that the casing they use is of high quality and can withstand the harsh conditions encountered in oil and gas wells.
The API 9 3/8 13 3/8 inch oil and gas well casing is made from high-strength steel that is capable of withstanding the immense pressure and temperature variations found in oil and gas reservoirs. The casing is also designed to resist corrosion and other forms of degradation that can occur over time.
In addition to its structural integrity, the API 9 3/8 13 3/8 inch oil and gas well casing also plays a crucial role in preventing the contamination of groundwater and the environment. The casing is cemented into place, creating a barrier between the wellbore and the surrounding formations. This prevents the migration of fluids and gases from the well into underground water sources, reducing the risk of pollution.
Furthermore, the casing also helps in the