API Seamless Steel Casing Drill Pipe or Tubing for Oil Well Drilling in Oilfield Casing Steel Pipe
advantages of Using API seamless steel Casing for oil Well drilling API seamless steel casing is a critical component in oil well drilling operations in the oilfield. This type of casing is specifically designed to withstand the harsh conditions of drilling deep into the earth to extract Oil and gas. API seamless steel casing is…
advantages of Using API seamless steel Casing for oil Well drilling
API seamless steel casing is a critical component in oil well drilling operations in the oilfield. This type of casing is specifically designed to withstand the harsh conditions of drilling deep into the earth to extract Oil and gas. API seamless steel casing is known for its durability, strength, and reliability, making it the preferred choice for many oil and gas Companies. One of the main advantages of using API seamless steel casing for oil well drilling is its ability to provide a strong and stable structure for the wellbore. The casing is used to line the wellbore and protect it from collapsing or caving in during the drilling process. This ensures the integrity of the well and prevents any potential damage to the surrounding environment.Labels | Outside diameter (d/mm) | T&C (kg/m) | Wall thickness (t/mm) | Type of end-finish | |||||||
1 | 2 | J55/k55 | M65 | l80/R95 | n80-1/Q | c90/T95 | p110 | Q125 | |||
4-1/2 | 9.50 | 114.30 | 14.14 | 5.21 | PS | PS | – | – | – | – | – |
10.50 | 114.30 | 15.63 | 5.69 | PSB | PSB | – | – | – | – | – | |
11.60 | 114.30 | 17.26 | 6.35 | PSLB | PLB | PLB | PLB | PLB | PLB | – | |
13.50 | 114.30 | 20.09 | 7.37 | – | PLB | PLB | PLB | PLB | PLB | – | |
15.10 | 114.30 | 22.47 | 8.56 | – | – | – | – | – | PLB | PLB | |
5 | 11.50 | 127.00 | 17.11 | 5.59 | PS | PS | – | – | – | – | – |
13.00 | 127.00 | 19.35 | 6.43 | PSLB | PSLB | – | – | – | – | – | |
15.00 | 127.00 | 22.32 | 7.52 | PSLB | PLB | SLB | PLB | PLB | PLB | ||
18.00 | 127.00 | 26.79 | 9.19 | – | PLB | SLB | PLB | PLB | PLB | PLB | |
21.40 | 127.00 | 31.85 | 11.10 | – | PLB | PLB | PLB | PLB | PLB | PLB | |
23.20 | 127.00 | 34.53 | 12.14 | – | – | PLB | PLB | PLB | PLB | PLB | |
24.10 | 127.00 | 35.87 | 12.70 | – | – | PLB | PLB | PLB | PLB | PLB | |
5-1/2 | 14.00 | 139.70 | 20.83 | 6.20 | PS | PS | – | – | – | – | – |
15.50 | 139.70 | 23.07 | 6.98 | PSLB | PSLB | – | – | – | – | – | |
17.00 | 139.70 | 25.30 | 7.72 | PSLB | PLB | PLB | PLB | PLB | PLB | – | |
20.00 | 139.70 | 29.76 | 9.17 | – | PLB | PLB | PLB | PLB | PLB | – | |
23.00 | 139.70 | 34.23 | 10.54 | – | PLB | PLB | PLB | PLB | PLB | PLB | |
26.80 | 139.70 | 39.88 | 12.70 | – | – | – | – | P | – | – | |
29.70 | 139.70 | 44.20 | 14.27 | – | – | – | – | P | – | – | |
32.60 | 139.70 | 48.52 | 15.88 | – | – | – | – | P | – | – | |
35.30 | 139.70 | 52.53 | 17.45 | – | – | – | – | P | – | – | |
38.00 | 139.70 | 56.55 | 19.05 | – | – | – | – | P | – | – | |
40.50 | 139.70 | 60.27 | 20.62 | – | – | – | – | P | – | – | |
43.10 | 139.70 | 64.14 | 22.22 | – | – | – | – | P | – | – | |
6-5/8 | 20.00 | 168.28 | 29.76 | 7.32 | PSLB | PSLB | – | – | – | – | – |
24.00 | 168.28 | 35.72 | 8.94 | PSLB | PLB | PLB | PLB | PLB | PLB | – | |
28.00 | 168.28 | 41.67 | 10.59 | – | PLB | PLB | PLB | PLB | PLB | – | |
32.00 | 168.28 | 47.62 | 12.06 | – | – | PLB | PLB | PLB | PLB | PLB | |
7 | 17.00 | 177.80 | 25.30 | 5.87 | – | – | – | – | – | – | – |
20.00 | 177.80 | 29.76 | 6.91 | PS | PS | – | – | – | – | – | |
23.00 | 177.80 | 34.23 | 8.05 | PSLB | PLB | PLB | PLB | PLB | – | – | |
26.00 | 177.80 | 38.69 | 9.19 | – | PLB | PLB | PLB | PLB | PLB | – | |
29.00 | 177.80 | 43.16 | 10.36 | – | PLB | PLB | PLB | PLB | PLB | – | |
32.00 | 177.80 | 47.62 | 11.51 | – | PLB | PLB | PLB | PLB | PLB | – | |
35.00 | 177.80 | 52.09 | 12.65 | – | – | PLB | PLB | PLB | PLB | PLB | |
38.00 | 177.80 | 56.55 | 13.72 | – | – | PLB | PLB | PLB | PLB | PLB | |
42.70 | 177.80 | 63.55 | 15.88 | – | – | – | – | P | – | – | |
46.40 | 177.80 | 69.05 | 17.45 | – | – | – | – | P | – | – | |
50.10 | 177.80 | 74.56 | 19.05 | – | – | – | – | P | – | – | |
53.60 | 177.80 | 79.77 | 20.62 | – | – | – | – | P | – | – | |
57.10 | 177.80 | 84.98 | 22.22 | – | – | – | – | P | – | – | |
7-5/8 | 24.00 | 193.68 | 35.72 | 7.62 | – | – | – | – | – | – | |
26.40 | 193.68 | 39.29 | 8.33 | PSLB | PSLB | PLB | PLB | PLB | – | – | |
29.70 | 193.68 | 44.20 | 9.52 | – | PLB | PLB | PLB | PLB | PLB | – | |
33.70 | 193.68 | 50.15 | 10.92 | – | PLB | PLB | PLB | PLB | PLB | – | |
39.00 | 193.68 | 58.04 | 12.70 | – | – | PLB | PLB | PLB | PLB | PLB | |
42.80 | 193.68 | 63.69 | 14.27 | – | – | PLB | PLB | PLB | PLB | PLB | |
45.30 | 193.68 | 67.42 | 15.11 | – | – | PLB | PLB | PLB | PLB | PLB | |
47.10 | 193.68 | 70.09 | 15.88 | – | – | PLB | PLB | PLB | PLB | PLB | |
51.20 | 193.68 | 76.20 | 17.45 | – | – | – | – | P | – | – | |
55.30 | 193.68 | 82.30 | 19.05 | – | – | – | – | P | – | – | |
7-3/4 | 46.10 | 196.85 | 68.61 | 15.11 | – | – | P | P | P | P | P |
8-5/8 | 24.00 | 219.08 | 35.72 | 6.71 | PS | PS | – | – | – | – | – |
28.00 | 219.08 | 41.67 | 7.72 | PS | – | – | – | – | – | ||
32.00 | 219.08 | 47.62 | 8.94 | PSLB | PSLB | – | – | – | – | – | |
36.00 | 219.08 | 53.58 | 10.16 | PSLB | PSLB | PLB | PLB | PLB | PLB | – | |
40.00 | 219.08 | 59.53 | 11.43 | – | PLB | PLB | PLB | PLB | PLB | – | |
44.00 | 219.08 | 65.48 | 12.70 | – | – | PLB | PLB | PLB | PLB | – | |
49.00 | 219.08 | 72.92 | 14.15 | – | – | PLB | PLB | PLB | PLB | PLB | |
9-5/8 | 32.30 | 244.48 | 48.07 | 7.92 | – | – | – | – | – | – | – |
36.00 | 244.48 | 53.58 | 8.94 | PSLB | PSLB | – | – | – | – | – | |
40.00 | 244.48 | 59.53 | 10.03 | PSLB | PSLB | PLB | PLB | PLB | – | – | |
43.50 | 244.48 | 64.74 | 11.05 | – | PLB | PLB | PLB | PLB | PLB | – | |
47.00 | 244.48 | 69.95 | 11.99 | – | PLB | PLB | PLB | PLB | PLB | PLB | |
53.50 | 244.48 | 79.62 | 13.84 | – | – | PLB | PLB | PLB | PLB | PLB | |
58.40 | 244.48 | 86.91 | 15.11 | – | – | PLB | PLB | PLB | PLB | PLB | |
59.40 | 244.48 | 88.40 | 15.47 | – | – | – | – | P | – | – | |
64.90 | 244.48 | 96.58 | 17.07 | – | – | – | – | P | – | – | |
70.30 | 244.48 | 104.62 | 18.64 | – | – | – | – | P | – | – | |
75.60 | 244.48 | 112.51 | 20.24 | – | – | – | – | P | – | – | |
10-3/4 | 32.75 | 273.05 | 48.74 | 7.09 | – | – | – | – | – | – | – |
40.50 | 273.05 | 60.27 | 8.89 | PSB | PSB | – | – | – | – | – | |
45.50 | 273.05 | 67.71 | 10.16 | PSB | PSB | – | – | – | – | – | |
51.00 | 273.05 | 75.90 | 11.43 | PSB | PSB | PSB | PSB | PSB | PSB | – | |
55.50 | 273.05 | 82.60 | 12.57 | – | PSB | PSB | PSB | PSB | PSB | – | |
60.70 | 273.05 | 90.33 | 13.84 | – | – | – | – | PSB | PSB | PSB | |
65.70 | 273.05 | 97.77 | 15.11 | – | – | – | – | PSB | PSB | PSB | |
73.20 | 273.05 | 108.94 | 17.07 | – | – | – | – | P | – | – | |
79.20 | 273.05 | 117.87 | 18.64 | – | – | – | – | P | – | – | |
85.30 | 273.05 | 126.94 | 20.24 | – | – | – | – | P | – | – | |
11-3/4 | 42.00 | 298.45 | 62.50 | 8.46 | – | – | – | – | – | – | – |
47.00 | 298.45 | 69.95 | 9.53 | PSB | PSB | – | – | – | – | – | |
54.00 | 298.45 | 80.36 | 11.05 | PSB | PSB | – | – | – | – | – | |
60.00 | 298.45 | 89.29 | 12.42 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
65.00 | 298.45 | 96.73 | 13.56 | – | – | P | P | P | P | P | |
71.00 | 298.45 | 105.66 | 14.78 | – | – | P | P | P | P | P | |
13-3/8 | 48.00 | 339.72 | 71.43 | 8.38 | – | – | – | – | – | – | – |
54.50 | 339.72 | 81.11 | 9.65 | PSB | PSB | – | – | – | – | – | |
61.00 | 339.72 | 90.78 | 10.92 | PSB | PSB | – | – | – | – | – | |
68.00 | 339.72 | 101.20 | 12.19 | PSB | PSB | PSB | PSB | PSB | PSB | – | |
72.00 | 339.72 | 107.15 | 13.06 | – | – | PSB | PSB | PSB | PSB | PSB | |
16 | 65.00 | 406.40 | 96.73 | 9.53 | – | – | – | – | – | – | – |
75.00 | 406.40 | 111.62 | 11.13 | PSB | PSB | – | – | – | – | – | |
84.00 | 406.40 | 125.01 | 12.57 | PSB | PSB | – | – | – | – | – | |
109.00 | 406.40 | 162.21 | 16.66 | P | – | P | P | – | P | P | |
18-5/8 | 87.50 | 473.08 | 130.22 | 11.05 | PSB | PSB | – | – | – | – | – |
20 | 94.00 | 508.00 | 139.89 | 11.13 | PSLB | PSLB | – | – | – | – | – |
106.50 | 508.00 | 158.49 | 12.70 | PSLB | PSLB | – | – | – | – | – | |
133.00 | 508.00 | 197.93 | 16.13 | PSLB | – | – | – | – | – | – |
Key considerations When selecting API Seamless Steel tubing for Oilfield Casing Steel Pipe
API seamless steel casing Drill Pipe or tubing is a critical component in oil well drilling in the oilfield. It plays a crucial role in the extraction of oil and gas from deep underground reservoirs. When selecting API seamless steel tubing for oilfield casing steel pipe, there are several key considerations that must be taken into account to ensure optimal performance and safety. One of the most important factors to consider when choosing API seamless steel tubing is the grade of steel. API grades are standardized by the american petroleum institute and are classified based on their mechanical properties and chemical composition. The most commonly used grades for oilfield casing steel pipe are api 5ct j55, api 5ct k55, api 5ct n80, and api 5ct l80. Each grade has its own unique characteristics and is suitable for different types of well conditions. OEM customized Printing Eco Friendly Kraft Paper Tube Cosmetic Packaging Cardboard Box Gift/essential Oil White Cardboard Tube with Top Printing Another important consideration when selecting API seamless steel tubing is the size and dimensions of the pipe. The size of the tubing is determined by the outer diameter, wall thickness, and length of the pipe. It is essential to choose the right size of tubing to ensure proper fit and compatibility with other components of the drilling system. Additionally, the dimensions of the tubing must meet the requirements of the well design and drilling operation. In addition to grade and size, it is crucial to consider the manufacturing process of the API seamless steel tubing. The tubing must be manufactured using high-quality Materials and advanced production techniques to ensure durability, reliability, and performance in harsh drilling environments. It is recommended to choose tubing that has been produced by reputable Manufacturers with a proven track record of delivering high-quality products. Furthermore, it is essential to consider the Corrosion resistance of the API seamless steel tubing. Oilfield casing steel pipe is exposed to corrosive elements such as drilling fluids, saltwater, and hydrogen sulfide gas, which can cause premature deterioration and failure of the tubing. Therefore, it is important to select tubing that has been treated with corrosion-resistant coatings or alloys to protect against corrosion and extend the service life of the pipe.