Overview of  API 5ct grade J55 Carbon Steel Seamless Tubings

API 5CT Grade J55 Carbon Steel Seamless Tubings are a type of seamless tubings that are made from carbon steel and are designed to meet the requirements of the American Petroleum Institute (API) 5CT standard. These tubings are widely used in the Oil and Gas industry for various applications, including drilling, production, and transportation of oil and gas. One of the key features of API 5CT Grade J55 Carbon Steel Seamless Tubings is their high strength and durability. These tubings are made from high-quality carbon steel, which provides them with excellent mechanical properties, such as high tensile strength and good toughness. This makes them suitable for use in demanding environments, where they are exposed to high pressures, temperatures, and corrosive substances. Another important characteristic of API 5CT Grade J55 Carbon Steel Seamless Tubings is their resistance to corrosion. These tubings are coated with a protective layer, such as zinc or epoxy, which helps to prevent corrosion and extend their service life. This is particularly important in the oil and gas industry, where tubings are often exposed to harsh conditions, such as saltwater, acidic gases, and drilling fluids.
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 |
