casing minyak mangrupakeun pipa diaméterna badag anu boga fungsi minangka retainer tructural, éta bisa ngajaga duanana subsurface sarta ogé bore tina
runtuh sareng ngamungkinkeun cairan pangeboran ngiderkeun sareng ékstraksi.
spésifikasi
Standar: API 5CT.
casing baja seamless sarta pipa tubing: 114.3-406.4mm
casing baja dilas jeung pipa tubing: 88.9-660.4mm
Diménsi luar: 6.0mm-219.0mm
Ketebalan témbok: 1.0mm-30 mm
Panjangna: max 12m
Bahan: J55, K55, N80-1, N80-Q, L80-1, P110, jsb.
Sambungan thread: STC, LTC, BTC, XC jeung sambungan Premium
|
Standar |
API 5CT/ ISO11960 |
|
|
Kelas |
Kelompok.1 |
H40/PSL.1, J55/PSL.1, J55/PSL.2, J55/PSL.3, K55/PSL.1, K55/PSL.2, K55 /PSL.3, |
|
Kelompok.2 |
M65/PSL.1, M65/PSL.3, L80/PSL.2, L80(1)/PSL.1, L80(1)/PSL.3, L80(9Cr) /PSL.1, |
|
|
Kelompok.3 |
P110/PSL.1, P110/PSL.2, P110/PSL.3, |
|
|
Kelompok.4 |
Q125/PSL.1, Q125/PSL.2, Q125/PSL.3, |
|
|
Kuantitas Pesanan Minimum |
1 ton |
|
|
Luar diaméterna Rentang |
Tubing |
1.315 inci nepi ka 4 1/2 inci atawa 48.26mm nepi ka 114.3mm |
|
Casing |
4 1/2 inci nepi ka 13 3/8 inci atawa 114.3mm nepi ka 339.72mm |
|
|
Ketebalan Tembok |
Numutkeun Standar API 5CT |
|
|
Panjangna |
Tubing |
R1 (6.10m nepi ka 7.32m), R2 (8.53m nepi ka 9.75m), R3 (11.58m nepi ka 12.80m) |
|
Casing |
R1 (4,88m nepi ka 7,62m), R2 (7,62m nepi ka 10,36m), R3 (10,36m nepi ka 14,63m) |
|
|
Tipe |
Seamless |
|
|
Jenis Tungtung-Rengse |
Tubing |
P, I, N, U |
|
Casing |
P, S, B, L |
|
Diménsi
| Ukuran Pipa Casing, Oilfield Casing Ukuran & Casing Drift Ukuran | |
| Diaméter Luar (Ukuran Pipa Casing) | 4 1/2"-20", (114.3-508mm) |
| Ukuran Casing Standar | 4 1/2"-20", (114.3-508mm) |
| Tipe Thread | Casing benang buttress, Casing benang buleud panjang, Casing benang buleud pondok |
| Fungsi | Bisa ngajaga pipa tubing. |
Komposisi Kimia
| Kelas | C≤ | Si≤ | Mn≤ | P≤ | S≤ | Cr≤ | Ni≤ | Cu≤ | Mo≤ | V≤ | Als≤ |
| API 5CT J55 | 0.34-0.39 |
0.20-0.35 |
1.25-1.50 |
0.020 |
0.015 |
0.15 |
0.20 |
0.20 |
/ |
/ |
0.020 |
| API 5CT K55 | 0.34-0.39 |
0.20-0.35 |
1.25-1.50 |
0.020 |
0.015 |
0.15 |
0.20 |
0.20 |
/ |
/ |
0.020 |
| API 5CT N80 | 0.34-0.38 |
0.20-0.35 |
1.45-1.70 |
0.020 |
0.015 |
0.15 |
/ |
/ |
/ |
0.11-0.16 |
0.020 |
| API 5CT L80 | 0.15-0.22 |
1.00 |
0.25-1.00 |
0.020 |
0.010 |
12.0-14.0 |
0.20 |
0.20 |
/ |
/ |
0.020 |
| API 5CT J P110 | 0.26-035 |
0.17-0.37 |
0.40-0.70 |
0.020 |
0.010 |
0.80-1.10 |
0.20 |
0.20 |
0.15-0.25 |
0.08 |
0.020 |
Sipat mékanis
|
Kelas Baja |
Kakuatan ngahasilkeun (Mpa) |
Kakuatan Tensile (Mpa) |
|
API 5CT J55 |
379-552 |
≥517 |
|
API 5CT K55 |
≥655 |
≥517 |
|
API 5CT N80 |
552-758 |
≥689 |
|
API 5CT L80 |
552-655 |
≥655 |
|
API 5CT P110 |
758-965 |
≥862 |
