Komposisi Kimia Casing Minyak:
| standar | merek | Komposisi Kimia (%) | ||||||||||
| C | Si | Mn | P | S | Cr | Ni | Cu | Mo | V | ALS | ||
| J55K55 (37mn5) | 0,34 ~ 0,39 | 0,20 ~ 0,35 | 1.25 ~ 1.50 | 0,020 atau kurang | 0,015 atau kurang | 0,15 atau kurang | 0,20 atau kurang | 0,20 atau kurang | / | / | 0,020 atau kurang | |
| N80 (36 Mn2V) | 0,34 ~ 0,38 | 0,20 ~ 0,35 | 1.45 ~ 1.70 | 0,020 atau kurang | 0,015 atau kurang | 0,15 atau kurang | / | / | / | 0,11 ~ 0,16 | 0,020 atau kurang | |
| L80 (13CR) | 0,15 ~ 0,22 | 1,00 atau kurang | 0,25 ~ 1,00 | 0,020 atau kurang | 0,010 atau kurang | 12.0 ~ 14.0 | 0,20 atau kurang | 0,20 atau kurang | / | / | 0,020 atau kurang | |
| P110 (30CRMO) | 0,26 ~ 0,35 | 0,17 ~ 0,37 | 0,40 ~ 0,70 | 0,020 atau kurang | 0,010 atau kurang | 0.80 ~ 1.10 | 0,20 atau kurang | 0,20 atau kurang | 0,15 ~ 0,25 | 0,08 atau kurang | 0,020 atau kurang | |
Diameter luar, ketebalan, penyimpangan berat
| proyek | Penyimpangan yang diijinkan | |
| Diameter luar | Tubuh tabung | D + / - 0,79 mm, 101,60 mm atau kurang |
| D 114,30 mm + 1,0% atau lebih tinggi | ||
| - 0,5% | ||
| kerah | +1%d/-1%d | |
| Ketebalan dinding | - 12,5% | |
| Beratnya | lajang | + 6,5% |
| + 3,5% | ||
| Beban kendaraan | 1.75 | |
Rentang Panjang ：
| Panjangnya | |||
| proyek | Ruang lingkup 1 | Lingkup 2 | Ruang lingkup 3 |
| Tubing | 6.10 7.32 m | 8.53 9.75 m | - |
| selubung | 4.88 7.62 m | 7.62 10.36 m | 10.36 14.63 m |
Spesifikasi dan Standar Casing Minyak:Deskripsi: Casing minyak
Standar: API Spec 5ct, API Spec 5B, ISO 11960
Spesifikasi Casing:
| ukuran | Beratnya | Diameter luar | Ketebalan dinding | Formulir Mesin Akhir | |||||||||
| Tingkat baja | |||||||||||||
| in | mm | in | mm | J55 | L80-1 | N80 | C90 | C95 | T95 | P110 | M65 | ||
| 4 1/2 ″ | 9.50 | 4.500 | 114.30 | 0.205 | 5.21 | PS | - | - | - | - | - | - | - |
| 10.50 | 4.500 | 114.30 | 0.224 | 5.69 | PSB | - | - | - | - | - | - | - | |
| 11.60 | 4.500 | 114.30 | 0.250 | 6.35 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 13.50 | 4.500 | 114.30 | 0.290 | 7.37 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 15.10 | 4.500 | 114.30 | 0.337 | 8.56 | - | - | - | - | - | - | Plb | - | |
| 5. "" | 11.50 | 5.000 | 127.00 | 0.220 | 5.59 | PS | - | - | - | - | - | - | - |
| 13.00 | 5.000 | 127.00 | 0.253 | 7.52 | Pslb | - | - | - | - | - | - | - | |
| 15.00 | 5.000 | 127.00 | 0.296 | 9.19 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 18.00 | 5.000 | 127.00 | 0.362 | 9.19 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 21.40 | 5.000 | 127.00 | 0.437 | 11.10 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 23.20 | 5.000 | 127.00 | 0.478 | 12.14 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 24.10 | 5.000 | 127.00 | 0,500 | 12.70 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 5 1/2 ″ | 14.00 | 5.500 | 139.70 | 0.244 | 6.20 | PS | - | - | - | - | - | - | - |
| 15.50 | 5.500 | 139.70 | 0.275 | 6.98 | Pslb | - | - | - | - | - | - | - | |
| 17.00 | 5.500 | 139.70 | 0.304 | 7.72 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 20.00 | 5.500 | 139.70 | 0.361 | 9.17 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 23.00 | 5.500 | 139.70 | 0.415 | 10.54 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 26.80 | 5.500 | 139.70 | 0,500 | 12.70 | - | - | - | P | - | P | P | P | |
| 29.70 | 5.500 | 139.70 | 0,562 | 14.27 | - | - | - | P | - | P | P | P | |
| 32.60 | 5.500 | 139.70 | 0.625 | 15.88 | - | - | - | P | - | P | P | P | |
| 35.30 | 5.500 | 139.70 | 0.687 | 17.45 | - | - | - | P | - | P | P | P | |
| 38.00 | 5.500 | 139.70 | 0.750 | 19.05 | - | - | - | P | - | P | P | P | |
| 40.50 | 5.500 | 139.70 | 0.812 | 20.62 | - | - | - | P | - | P | P | P | |
| 43.10 | 5.500 | 139.70 | 0.875 | 22.22 | - | - | - | P | - | P | P | P | |
| 6 5/8 ″ | 20.00 | 6.625 | 168.28 | 0.288 | 7.32 | Pslb | - | - | - | - | - | - | - |
| 24.00 | 6.625 | 168.28 | 0.352 | 8.94 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 28.00 | 6.625 | 168.28 | 0.417 | 10.59 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 32.00 | 6.625 | 168.28 | 0.475 | 12.06 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 7 ″ | 20.00 | 7.000 | 177.80 | 0.272 | 6.91 | PS | - | - | - | - | - | - | PS |
| 23.00 | 7.000 | 177.80 | 0.317 | 8.05 | Pslb | Plb | Plb | Plb | Plb | - | - | Plb | |
| 26.00 | 7.000 | 177.80 | 0.362 | 9.19 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 29.00 | 7.000 | 177.80 | 0.408 | 10.36 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 32.00 | 7.000 | 177.80 | 0.453 | 11.51 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 35.00 | 7.000 | 177.80 | 0.498 | 12.65 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 38.00 | 7.000 | 177.80 | 0,540 | 13.72 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 7 5/8 ″ | 26.40 | 7.625 | 193.68 | 0.328 | 8.33 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | - |
| 29.70 | 7.625 | 193.68 | 0.375 | 9.52 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 33.70 | 7.625 | 193.68 | 0.430 | 10.92 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 39.00 | 7.625 | 193.68 | 0,500 | 12.70 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 42.80 | 7.625 | 193.68 | 0,562 | 14.27 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 45.30 | 7.625 | 193.68 | 0,595 | 15.11 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 47.10 | 7.625 | 193.68 | 0.625 | 15.88 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 8 5/8 ″ | 24.00 | 8.625 | 219.08 | 0.264 | 6.71 | PS | - | - | - | , - | - | - | - |
| 28.00 | 8.625 | 219.08 | 0.304 | 7.72 | - | - | - | - | - | - | - | - | |
| 32.00 | 8.625 | 219.08 | 0.352 | 8.94 | Pslb | - | - | - | - | - | - | - | |
| 36.00 | 8.625 | 219.08 | 0.400 | 10.16 | Pslb | Plb | Plb | Plb | Plb | Plb | Plb | - | |
| 40.00 | 8.625 | 219.08 | 0.450 | 11.43 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 44.00 | 8.625 | 219.08 | 0,500 | 12.70 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 49.00 | 8.625 | 219.08 | 0,557 | 14.15 | - | Plb | Plb | Plb | Plb | Plb | Plb | Plb | |
| 9 5/8 ″ | 32.30 | 9.625 | 244.48 | 0.312 | 7.92 | - | - | - | - | - | - | - | - |
| 36.00 | 9.625 | 244.48 | 0.352 | 8.94 | Pslb | - | - | - | - | - | - | Pslb | |
| 40.00 | 9.625 | 244.48 | 0.395 | 10.03 | Pslb | Plb | Plb | Plb | Plb | Plb | - | Pslb | |
| 43.50 | 9.625 | 244.48 | 0.435 | 11.05 | - | Plb | Plb | Plb | Plb | Plb | Plb | - | |
| 47.00 | 9.625 | 244.48 | 0.472 | 11.99 | - | Plb | Plb | Plb | Plb | Plb | Plb | - | |
| 53.50 | 9.625 | 244.48 | 0,545 | 13.84 | - | Plb | Plb | Plb | Plb | Plb | Plb | - | |
| 58.40 | 9.625 | 244.48 | 0,595 | 15.11 | - | Plb | Plb | Plb | Plb | Plb | Plb | - | |
| 59.40 | 9.625 | 244.48 | 0.609 | 15.47 | - | - | - | P | - | P | - | - | |
| 64.90 | 9.625 | 244.48 | 0.672 | 17.07 | - | - | - | P | - | P | - | - | |
| 70.30 | 9.625 | 244.48 | 0.734 | 18.64 | - |
| - | P | - | P | - | - | |
| 75.60 | 9.625 | 244.48 | 0.797 | 20.24 | - | - | - | P | - | P | - | - | |
| 10 3/4 ″ | 32.75 | 10.750 | 273.05 | 0.279 | 7.09 | - | - | - | - | - | - | - | - |
| 40.50 | 10.750 | 273.05 | 0.350 | 8.89 | PSB | - | - | - | - | - | - | PSB | |
| 45.50 | 10.750 | 273.05 | 0.400 | 10.16 | PSB | - | - | - | - | - | - | PSB | |
| 51.00 | 10.750 | 273.05 | 0.450 | 11.43 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
| 55.50 | 10.750 | 273.05 | 0.495 | 12.57 | - | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
| 60.70 | 10.750 | 273.05 | 0,545 | 13.34 | - | - | - | PSB | - | PSB | PSB | - | |
| 65.70 | 10.750 | 273.05 | 0,595 | 15.11 | - | - | - | PSB | - | PSB | PSB | - | |
| 73.20 | 10.750 | 273.05 | 0.672 | 17.07 | - | - |
| P | - | P | - | - | |
| 79.20 | 10.750 | 273.05 | 0.734 | 18.64 | - | - | - | P | - | P | - | - | |
| 85.30 | 10.750 | 273.05 | 0.797 | 20.24 | - | - | - | P | - | P | - | - | |
| 11 3/4 ″ | 42.00 | 11.750 | 298.45 | 0.333 | 8.46 | - | - | - | - | - | - | - | - |
| 47.00 | 11.750 | 298.45 | 0.375 | 9.53 | PSB | - | - | - | - | - | - | PSB | |
| 54.00 | 11.750 | 298.45 | 0.435 | 11.05 | PSB | - | - | - | - | - | - | PSB | |
| 60.00 | 11.750 | 298.45 | 0.489 | 12.42 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
| 65.00 | 11.750 | 298.45 | 0,534 | 13.56 | - | P | P | P | P | P | P | - | |
| 71.0 | 11.750 | 298.45 | 0,582 | 14.78 | - | P | P | P | P | P | P | - | |
| 13 3/8 ″ | 48.00 | 13.375 | 339.72 | 0.330 | 8.38 | - | - | - | - | - | - | - | - |
| 54.50 | 13.375 | 339.72 | 0.380 | 9.65 | PSB | - | - | - | - | - | - | PSB | |
| 61.00 | 13.375 | 339.72 | 0.430 | 10.92 | PSB | - | - | - | - | - | - | PSB | |
| 68.00 | 13.375 | 339.72 | 0.480 | 12.19 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
| 72.00 | 13.375 | 339.72 | 0,514 | 13.06 | - | PSB | PSB | PSB | PSB | PSB | PSB | - | |
| 16 | 65.00 | - | 406.40 | - | 9.53 | - | - | - | - | - | - | - | - |
| 16 | 75.00 | - | 406.40 | - | 11.13 | - | - | - | - | - | - | - | - |
| 16 | 84.00 | - | 406.40 | - | 12.57 | - | - | - | - | - | - | - | - |
| 16 | 109.00 | - | 406.40 | - | 16.66 | - | - | - | - | - | - | - | - |
| 18 5/8 ″ | 87.20 | - | 473.08 | - | 11.05 | - | - | - | - | - | - | - | - |
| 20 | 94.00 | - | 508.00 | - | 11.13 | - | - | - | - | - | - | - | - |
| 20 | 106.50 | - | 508.00 | - | 12.70 | - | - | - | - | - | - | - | - |
| 20 | 133.00 | - | 508.00 | - | 16.13 | - | - | - | - | - | - | - | - |
Catatan: P- ujung datar; benang bulat pendek; benang bulat long; B– trapesium
Standar Warna Kelas Baja Casing Minyak:
| Kode warna kelas baja | ||
| Tingkat baja | Pipa dan subs | kerah |
| H40 | Pita tanpa tanda atau hitam dipilih oleh pabrik manufaktur | Dengan pipa |
| J55 Pipa Minyak | Pita hijau cerah | Hijau cerah di seluruh kerah |
| Casing J55 | Pita hijau cerah | Hijau cerah untuk seluruh kerah ditambah pita putih |
| K55 | Dua pita hijau cerah | Hijau cerah di seluruh kerah |
| M65 | Band hijau dan pita biru | Gunakan kerah L80 Steel Class 1 |
| N80 1 Kelas | Merah | Seluruh kerahnya merah |
| Kelas N80 Q. | Band merah dan pita hijau | Seluruh kerah merah ditambah pita hijau |
| L80 1 Kelas | Satu pita merah dan satu band cokelat | Seluruh kerah merah ditambah pita coklat |
| L80 9 CR Kelas | Satu pita merah, satu pita coklat dan dua pita kuning | Seluruh kerah merah ditambah dua pita kuning |
| L80 13 CR Kelas | Pita merah, pita cokelat, dan pita kuning | Seluruh kerah merah ditambah pita kuning |
| Kelas C90 1 | Band ungu | Ungu di seluruh kerah |
| Kelas C90 2 | Band ungu dan pita kuning | Seluruh kerah ungu plus pita kuning |
| T95 1 Kelas | Band perak | Perak untuk seluruh kerah |
| T95 2 Kelas | Satu pita perak dan satu pita kuning | Seluruh kerah perak ditambah pita kuning |
| C95 | Band cokelat | Coklat di seluruh kerah |
| P110 | Band putih | Seluruh kerahnya putih |
| Kelas Q125 1 | Band oranye | Oranye di seluruh kerah |
| Kelas Q125 2 | Satu band oranye dan satu pita kuning | Seluruh oranye kerah ditambah pita kuning |
| Kelas Q125 3 | Satu band oranye dan satu band hijau | Seluruh kerah oranye ditambah pita hijau |
| Q125 4 Kelas | Satu band oranye dan satu band cokelat | Seluruh kerah oranye ditambah pita cokelat |
C, L, M, T berdiri untuk casing minyak kekuatan luluh luluh, dengan ketahanan korosi sulfur tertentu.
Casing J55
N80
P110
Skala berat spesifikasi casing minyak
| Diameter luar | Bobot teoretis | Ketebalan dinding | Diameter dalam | ukuran | Diameter kerah | Jenis sekrup | Tingkat baja | Panjangnya |
| 139.7 (1/2) 5 - | 20,85 (0,244) 23.09 (15.50) 25.32 (17.00) 29.79 (20.00) 34.26 (23.00) | 6.20 (0.244) 6.98 (0,275) 7.72 (0.304) 9.17 (0.361) 10,54 (0,415) | 127.3 (5.012) 125.7 (4.950) 124.3 (4.892) 121.4 (4.778) 118.6 (4.670) | 124.1 (4.887) 122.6 (4.825) 121.1 (4.767) 118.2 (4.653) 115.4 (4.545) | 153.7 (6.050) | Benang bulat Utas tangga parsial | J55 N80 P110 | 8m-12m (2602-39.4) |
| 177.8 (7) | 25.52917.00) 29.79 (20.00) 34.26 (23.00) 38.73 (26.00) 43.20 (29.00) 47.66 (32.00) 52.13 (35.00) 56.60 (38.00) | 5.87 (0.231) 6.91 (0,272) 8.05 (0.317) 9.19 (0.362) 10.36 (0.408) 11.51 (0,453) 12,65 (0,498) 13.72 (0,540) | 166.1 (6.538) 164.2 (6.456) 161.7 (6.366) 159.4 (6.276) 157.1 (6.180) 154.8 (6.090) 152.5 (6.004) 150.4 (5.430) | 162.9 (6.413) 160.8 (6.331) 158.5 (6.204) 156.2 (6.151) 153.9 (6.059) 151.6 (5.969) 149.3 (5.879) 147.2 (5.795) | 194.5 (7.656) | Benang bulat Utas tangga parsial | J55 N80 P110 | 8m-12m (2602-39.4) |
| 219.1 5/8 (8 -) | 35.75 (24.00) 41.71 (28.00) 47.66 (32.00) 53.62 (36.00) 59.58 (40.00) | 6.71 (0,264) 7.72 (0.304) 8,94 (0,352) 10.16 (0.400) 11,43 (0,450) | 205.7 (8.093) 203.7 (8.020) 201.2 (7.927) 198.8 (7.827) 196.2 (7.724) | 202.5 (7.972) 200.5 (7.894) 198.0 (7.795) 195.6 (7.701) 193.0 (7.598) | 244.5 (9.625) | Benang bulat Utas tangga parsial | J55 N80 P110 | 8m-12m (2602-39.4) |
| 244.5 (9-5/8) | 48.11 (32.30) 53.62 (36.00) 59.58 (40.00) 64.79 (43.50) 70.01 (47.00) 71.69 (53.50) | 7.92 (0.312) 8,94 (0,352) 10.03 (0.395) 11.05 (0.435) 11.99 (0,472) 13,84 (0,545) | 328.7 (9.001) 236.6 (8.921) 224.4 (8.835) 232.4 (8.755) 220.5 (8.681) 216.8 (8.535) | 244.7 (8.845) 222.6 (8.765) 220.4 (8.679) 218.4 (8.599) 216.5 (8.525) 212.8 (8.379) | 269.6 (10.6250 | Benang bulat Utas tangga parsial | J55 N80 P110 | 8m-12m (2602-39.4) |
| 273.0 Tiga perempat (10 -) | 48.78 (32.75) 60.32 (40.50) 67.77 (45.50) 75.96 (51.00) 82.67 (55.50) | 7.09 (0.279) 8,89 (0,350) 10.26 (0.400) 11,43 (0,450) 12,57 (0,495) | 258.9 (10.192) 255.3 (10.050) 252.7 (9.950) 250.2 (9.850) 247.9 (9.760) | 254.9 (10.035) 251.3 (9.894) 248.8 (9.794) 246.2 (9.694) 243.9 (9.604) | 298.5 (11.752) | Benang bulat Utas tangga parsial | J55 N80 P110 | 8m-12m (2602-39.4) |
| 339.7 (13-3/8) | 71.50 (48.00) 81.18 (54.50) 90.86 (61.00) 101.69 (68.00) | 8.38 (0,330) 9,65 (0,380) 10.92 (0.430) 12.19 (0.480) | 322.9 (12.715) 320.4 (12.615) 317.9 (12.515) 315.3 (12.415) | 319.0 (12.559) 316.5 (12.459) 313.9 (12.359) 311.4 (12.259) | 365.1 (14.374) | Benang bulat Utas tangga parsial | J55 N80 P110 | 8m-12m (2602-39.4) |
| 73.0 7/8 (2 -) | 9.53 (6.40) 11.62 (7.90) 12.81 (8.60) | 5.51 (0217). 7.01 (0.276) 7.82 (0.308) | 62.00 (2.441) 59.00 (2.323) 57.40 (2.259) | 59.61 (2.347) 56.62 (2.229) 54.99 (2.165) | 88.9 (3.500) | Benang bulat | J55 N80 | 8,5 m - 9,5 m (27.9 31.2) |
| 88.9 (3-1/2) | 11.47 (7.70) 15.19 (10.20) | 5.49 (0,216) 7.34 (0.289) | 77.9 (3.067) 76.0 (2.992) | 24.25 (2.943) 21.04 (2.797) | 107.95 (4.250) | Benang bulat | J55 N80 | 8,5 m - 9,5 m (27.9 31.2) |
| 114.3 (1/2) 4 - | 18.77 (12.60) | 6.88 (0,271) | 100.5 (3.957) | 97.37 (3.833) | 132.08 (5.200) | Benang bulat | J55 N80 | 8,5 m - 9,5 m (27.9-31 |
Waktu posting: Oktober-2022
