Selongsong atau tiub API J55 adalah yang agak biasa dalam penggerudian minyak. Kerana rendah
gred keluli J55, ia digunakan untuk pengekstrakan minyak dan gas cetek. Oleh kerana harganya yang rendah di kalangan
gred keluli lain, ia menikmati aplikasi yang lebih luas. Selongsong atau tiub API J55 adalah meluas
digunakan dalam pengekstrakan gas asli dan metana arang batu, dan boleh didapati dalam
telaga cetek, telaga geoterma, dan telaga air.
Bahan Tiub J55 boleh secara umumnya berkaitan dengan minyak, pembangunan, pembinaan kapal, penapisan,
aeronautik, kuasa elektrik, rezeki, kertas, industri kompaun, perkakasan pemulihan,
dandang, penukar haba, metalurgi, dll. 5CT J55 Casing Tubing berfungsi untuk mengangkut kedua-duanya
petroleum tidak ditapis dan petrol gas dari lapisan minyak dan gas ke saluran paip permukaan
selepas membosankan selesai. Ia boleh memikul berat yang dicipta oleh prosedur penyalahgunaan.
Spesifikasi
| Saiz Selongsong Paip, Saiz Selongsong Medan Minyak & Saiz Drift Selongsong |
| Diameter Luar (Saiz Paip Selongsong) |
4 1/2"-20", (114.3-508mm) |
| Saiz Sarung Standard |
4 1/2"-20", (114.3-508mm) |
| Jenis Benang |
Selongsong benang penopang, Selongsong benang bulat panjang,
Selongsong benang bulat pendek |
| Fungsi |
Ia boleh melindungi paip tiub. |
Piawaian Dimensi API 5CTQ J-55 Tiub
| Saiz |
Berat badan |
Diameter Luar |
Ketebalan dinding |
Tamat Tamat |
| Gred |
| dalam |
mm |
dalam |
mm |
J55
K55 |
| 4 1/2 |
9.50 |
4.500 |
114.3 |
0.205 |
5.21 |
PS |
| 10.50 |
0.224 |
5.69 |
PSB |
| 11.60 |
0.250 |
6.35 |
PSLB |
| 13.50 |
0.290 |
7.37 |
– |
| 15.10 |
0.337 |
9.56 |
– |
| 5 |
11.50 |
5.00 |
127.00 |
0.220 |
5.59 |
PS |
| 13.00 |
0.253 |
6.43 |
PSLB |
| 15.00 |
0.296 |
7.52 |
PSLB |
| 18.00 |
0.362 |
9.19 |
– |
| 21.40 |
0.437 |
11.10 |
– |
| 23.20 |
0.478 |
12.14 |
– |
| 24.10 |
0.500 |
12.70 |
– |
| 5 1/2 |
14.00 |
5.500 |
139.7 |
0.244 |
6.20 |
PS |
| 15.50 |
0.275 |
6.98 |
PSLB |
| 17.00 |
0.304 |
7.72 |
PSLB |
| 20.00 |
0.361 |
9.17 |
– |
| 23.00 |
0.415 |
10.54 |
– |
| 6 5/8 |
20.00 |
6.625 |
168.28 |
0.288 |
7.32 |
PSLB |
| 24.00 |
0.352 |
8.94 |
PSLB |
| 28.00 |
0.417 |
10.59 |
– |
| 32.00 |
0.475 |
12.06 |
– |
| 7 |
17.00 |
7.00 |
177.80 |
0.231 |
5.87 |
– |
| 20.00 |
0.272 |
6.91 |
PS |
| 23.00 |
0.317 |
8.05 |
PSLB |
| 26.00 |
0.362 |
9.19 |
PSLB |
| 29.00 |
0.408 |
10.36 |
– |
| 32.00 |
0.453 |
11.51 |
– |
| 35.00 |
0.498 |
12.65 |
– |
| 38.00 |
0.540 |
13.72 |
– |
| 7 5/8 |
24.00 |
7.625 |
193.68 |
0.300 |
7.62 |
– |
| 26.40 |
0.328 |
8.33 |
PSLB |
| 29.70 |
0.375 |
9.52 |
– |
| 33.70 |
0.430 |
10.92 |
– |
| 39.00 |
0.500 |
12.70 |
– |
| 42.80 |
0.562 |
14.27 |
– |
| 45.30 |
0.595 |
15.11 |
– |
| 47.10 |
0.625 |
15.88 |
– |
| 8 5/8 |
24.00 |
8.625 |
219.08 |
0.264 |
6.71 |
PS |
| 28.00 |
0.304 |
7.72 |
– |
| 32.00 |
0.352 |
8.94 |
PSLB |
| 36.00 |
0.400 |
10.16 |
PSLB |
| 40.00 |
0.450 |
11.43 |
– |
| 44.00 |
0.500 |
12.70 |
– |
| 49.00 |
0.557 |
14.15 |
– |
| 9 5/8 |
32.30 |
9.625 |
244.48 |
0.312 |
7.92 |
– |
| 36.00 |
0.352 |
8.94 |
PSLB |
| 40.00 |
0.395 |
10.03 |
PSLB |
| 43.50 |
0.435 |
11.05 |
– |
| 47.00 |
0.472 |
11.99 |
– |
| 53.50 |
0.545 |
13.84 |
– |
| 58.40 |
0.595 |
15.11 |
– |
| 10 3/4 |
32.75 |
10.75 |
273.05 |
0.279 |
7.09 |
– |
| 40.50 |
0.350 |
8.89 |
PSB |
| 15.50 |
0.400 |
10.16 |
PSB |
| 51.00 |
0.450 |
11.43 |
PSB |
| 55.50 |
0.495 |
12.57 |
– |
| 60.70 |
0.545 |
13.84 |
– |
| 65.70 |
0.595 |
15.11 |
– |
| 13 3/8 |
48.00 |
13.375 |
339.73 |
0.330 |
8.38 |
– |
| 54.50 |
0.380 |
9.65 |
PSB |
| 61.00 |
0.430 |
10.92 |
PSB |
| 68.00 |
0.480 |
12.19 |
PSB |
| 72.00 |
0.514 |
13.06 |
– |
| 16 |
65.00 |
16 |
406.40 |
0.375 |
9.53 |
– |
| 75.00 |
0.438 |
11.13 |
PSB |
| 84.00 |
0.495 |
12.57 |
PSB |
| 109.00 |
0.656 |
16.66 |
P |
| 18 5/8 |
87.50 |
18.625 |
473.08 |
0.435 |
11.05 |
PSB |
| 20 |
94.00 |
20 |
508.00 |
0.438 |
11.13 |
PSLB |
| 106.50 |
0.500 |
12.70 |
PSLB |
| 133.00 |
0.635 |
16.13 |
PSLB |
