Roj casing yog ib tug loj txoj kab uas hla cov yeeb nkab uas ua hauj lwm raws li lub tructural retainer, nws muaj peev xwm tiv thaiv ob subsurface thiab zoo bore los ntawm
collapsing thiab tso cai rau drilling kua mus ncig thiab rho tawm.
Specifications
Txuj: API 5CT
seamless steel casing thiab tubing kav: 114.3-406.4mm
welded steel casing thiab tubing kav: 88.9-660.4mm
Qhov Loj: 6.0mm-219.0mm
Phab ntsa Thickness: 1.0mm-30mm
Length: max 12m
Khoom siv: J55, K55, N80-1, N80-Q, L80-1, P110, thiab lwm yam.
Xov txuas: STC, LTC, BTC, XC thiab hwm kev sib txuas
|
Txuj |
API 5CT / ISO 11960 |
|
|
Qib |
Pawg.1 |
H40/PSL.1, J55/PSL.1, J55/PSL.2, J55/PSL.3, K55/PSL.1, K55/PSL.2, K55 / PSL.3, |
|
Pawg.2 |
M65/PSL.1, M65/PSL.3, L80/PSL.2, L80(1)/PSL.1, L80(1)/PSL.3, L80(9Cr) /PSL.1, |
|
|
Pawg.3 |
P110/PSL.1, P110/PSL.2, P110/PSL.3, |
|
|
Pawg.4 |
Q125/PSL.1, Q125/PSL.2, Q125/PSL.3, |
|
|
Yam tsawg kawg nkaus Order Quantity |
1 Tuj |
|
|
Sab Nrauv Kab |
Tubing |
1.315 nti rau 4 1/2 nti lossis 48.26mm txog 114.3mm |
|
Casing |
4 1/2 nti rau 13 3/8 nti lossis 114.3mm txog 339.72mm |
|
|
Phab ntsa Thickness |
Raws li API 5CT Standard |
|
|
Ntev |
Tubing |
R1 (6.10m txog 7.32m), R2 (8.53m rau 9.75m), R3 (11.58m rau 12.80m) |
|
Casing |
R1 (4.88m rau 7.62m), R2 (7.62m rau 10.36m), R3 (10.36m rau 14.63m) |
|
|
Hom |
Seamless |
|
|
Hom End-Finish |
Tubing |
P, I, N, UA |
|
Casing |
P, S, B, L |
|
Qhov ntev
| Pipe Casing Sizes, Oilfield Casing Sizes & Casing Drift Sizes | |
| Sab nraud Diameter (Casing Pipe Size) | 4 1/2"-20", (114.3-508mm) |
| Standard Casing Sizes | 4 1/2"-20", (114.3-508mm) |
| Xov Hom | Buttress xov casing, Ntev round xov casing, Short round xov casing |
| Muaj nuj nqi | Nws tuaj yeem tiv thaiv cov yeeb nkab yeeb nkab. |
Tshuaj muaj pes tsawg leeg
| Qib | 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 NAS | 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 |
Mechanical Properties
|
Qib Steel |
Yield zog (Mpa) |
Tensile zog (Mpa) |
|
API 5CT J55 |
379-552 |
≥517 |
|
API 5CT K55 |
≥655 |
≥517 |
|
API 5CT N80 NAS |
552-758 |
≥689 |
|
API 5CT L80 |
552-655 |
≥655 |
|
API 5CT P110 |
758-965 |
≥862 |