Casing
Casing ke phala e kholo ea bophara e sebetsang e le sets'oants'o sa mabota a liliba tsa oli le khase, kapa seliba. E kenngoa ka har'a seliba 'me e samente e le ho sireletsa libopeho tse ka tlas'a lefatše le seliba hore li se ke tsa putlama le ho sesa. lumella mokelikeli oa ho cheka ho potoloha le ho ntšoa ho etsahala.Liphaephe tsa tšepe tsa tšepe li na le lebota le boreleli le matla a fokolang a 35,000 psi.
Well Casing e sebetsa hammoho le sidewall.Maemo le Maemo a Theknoloji bakeng sa Phepelo: API Spec 5CT ISO13680 Kereiti: J55, K55, N80-1,N80-Q, L80-1, L80-9Cr, L80-13Cr, C95, P110.Mefuta ea maoto: NUE, EUE, VAM, STC, LTC, BTC, tumello e khethehileng, XC, VAM TOP, VAM e Ncha.
Pipe ea Casing ea Oli: Li-casings li sebelisetsoa ho lokisa lebota la seliba kapa lesoba le tlase, le nang le bophara bo pharaletseng, le ka aroloa ka li-conductor casings, casings ea tekheniki le likhase tsa Oli.
Lisebelisoa: Well Casing e sebetsa hammoho le sidewall.
Maemo le Maemo a Theknoloji bakeng sa Phepelo:API Spec 5CT
Sehlopha sa casing ea pipe: J55, K55, N80-1, N80-Q, L80-1, L80-9Cr, L80-13Cr, C95, P110.
Mefuta ea maoto ea liphaephe: STC, LTC, BTC, tumello e khethehileng, XC, VAM TOP, VAM e Ncha.
Boima: OD: 114.3-508mm WT: 5.21-16.13mm
Bolelele:
Khase ea oli | Sebaka sa 1 | Sehlopha sa 2 | Sehlopha sa 3 |
4.88~7.62 | 7.62 ~ 10.36 | 10.36 ~ 14.63 |
Boemo:
Labels | Ka ntle ho bophara D | T&C ea boima ba 'mele ka lebitso | Botenya ba lebota t | J55 | N80 | L80 | C90 | P110 | Q125 | |
mm | kg/m | mm | K55 | 1/Q? | T95 | |||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
4 1/2 | 9.5 | 114.3 | 14.14 | 5.21 | PS | - | - | - | - | - |
4 1/2 | 10.5 | 114.3 | 15.63 | 5.69 | PSB | - | - | - | - | - |
4 1/2 | 11.6 | 114.3 | 17.26 | 6.35 | PSLB | PLB | PLB | PLB | PLB | - |
4 1/2 | 13.5 | 114.3 | 20.09 | 7.37 | - | PLB | PLB | PLB | PLB | - |
4 1/2 | 15.1 | 114.3 | 22.47 | 8.56 | - | - | - | - | PLB | PLB |
5 | 11.5 | 127 | 17.11 | 5.59 | PS | - | - | - | - | - |
5 | 13 | 127 | 19.35 | 6.43 | PSLB | - | - | - | - | - |
5 | 15 | 127 | 22.32 | 7.52 | PSLBE | PLBE | PLBE | PLBE | PLBE | - |
5 | 18 | 127 | 26.79 | 9.19 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
5 | 21.4 | 127 | 31.85 | 11.1 | - | PLB | PLB | PLB | PLB | PLB |
5 | 23.2 | 127 | 34.53 | 12.14 | - | PLB | PLB | PLB | PLB | PLB |
5 | 24.1 | 127 | 35.86 | 12.7 | - | PLB | PLB | PLB | PLB | PLB |
5 1/2 | 14 | 139.7 | 20.83 | 6.2 | PS | - | - | - | - | - |
5 1/2 | 15.5 | 139.7 | 23.07 | 6.98 | PSLBE | - | - | - | - | - |
5 1/2 | 17 | 139.7 | 25.3 | 7.72 | PSLBE | PLBE | PLBE | PLBE | PLBE | - |
5 1/2 | 20 | 139.7 | 29.76 | 9.17 | - | PLBE | PLBE | PLBE | PLBE | - |
5 1/2 | 23 | 139.7 | 34.23 | 10.54 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
5 1/2 | 26.8 | 139.7 | 39.88 | 12.7 | - | - | - | P | - | - |
5 1/2 | 29.7 | 139.7 | 44.2 | 14.27 | - | - | - | P | - | - |
5 1/2 | 32.6 | 139.7 | 48.51 | 15.88 | - | - | - | P | - | - |
5 1/2 | 35.3 | 139.7 | 52.53 | 17.45 | - | - | - | P | - | - |
5 1/2 | 38 | 139.7 | 56.55 | 19.05 | - | - | - | P | - | - |
5 1/2 | 40.5 | 139.7 | 60.27 | 20.62 | - | - | - | P | - | - |
5 1/2 | 43.1 | 139.7 | 64.14 | 22.22 | - | - | - | P | - | - |
6 5/8 | 20 | 168.28 | 29.76 | 7.32 | PSLB | - | - | - | - | - |
6 5/8 | 24 | 168.28 | 35.72 | 8.94 | PSLBE | PLBE | PLBE | PLBE | PLBE | - |
6 5/8 | 28 | 168.28 | 41.67 | 10.59 | - | PLBE | PLBE | PLBE | PLBE | - |
6 5/8 | 32 | 168.28 | 47.62 | 12.06 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
7 | 17 | 177.8 | 25.3 | 5.87 | - | - | - | - | - | - |
7 | 20 | 177.8 | 29.76 | 6.91 | PS | - | - | - | - | - |
7 | 23 | 177.8 | 34.23 | 8.05 | PSLBE | PLBE | PLBE | PLBE | - | - |
7 | 26 | 177.8 | 38.69 | 9.19 | PSLBE | PLBE | PLBE | PLBE | PLBE | - |
7 | 29 | 177.8 | 43.16 | 10.36 | - | PLBE | PLBE | PLBE | PLBE | - |
7 | 32 | 177.8 | 47.62 | 11.51 | - | PLBE | PLBE | PLBE | PLBE | - |
7 | 35 | 177.8 | 52.09 | 12.65 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
7 | 38 | 177.8 | 56.55 | 13.72 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
7 | 42.7 | 177.8 | 63.54 | 15.88 | - | - | - | P | - | - |
7 | 46.4 | 177.8 | 69.05 | 17.45 | - | - | - | P | - | - |
7 | 50 | 177.8 | 74.56 | 19.05 | - | - | - | P | - | - |
7 | 53.6 | 177.8 | 79.77 | 20.62 | - | - | - | P | - | - |
7 | 57.1 | 177.8 | 84.97 | 22.22 | - | - | - | P | - | - |
7 5/8 | 24 | 193.68 | 35.72 | 7.62 | - | - | - | - | - | - |
7 5/8 | 26.4 | 193.68 | 39.29 | 8.33 | PSLBE | PLBE | PLBE | PLBE | - | - |
7 5/8 | 29.7 | 193.68 | 44.2 | 9.52 | - | PLBE | PLBE | PLBE | PLBE | - |
7 5/8 | 33.7 | 193.68 | 50.15 | 10.92 | - | PLBE | PLBE | PLBE | PLBE | - |
7 5/8 | 39 | 193.68 | 58.04 | 12.7 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
7 5/8 | 42.8 | 193.68 | 63.69 | 14.27 | - | PLB | PLB | PLB | PLB | PLB |
7 5/8 | 45.3 | 193.68 | 67.41 | 15.11 | - | PLB | PLB | PLB | PLB | PLB |
7 5/8 | 47.1 | 193.68 | 70.09 | 15.88 | - | PLB | PLB | PLB | PLB | PLB |
7 5/8 | 51 | 193.68 | 76.19 | 17.45 | - | - | - | P | - | - |
7 5/8 | 55.3 | 193.68 | 82.3 | 19.05 | - | - | - | P | - | - |
8 5/8 | 24 | 219.08 | 35.72 | 6.71 | PS | - | - | - | - | - |
8 5/8 | 28 | 219.08 | 41.67 | 7.72 | - | - | - | - | - | - |
8 5/8 | 32 | 219.08 | 47.62 | 8.94 | PSLBE | - | - | - | - | - |
8 5/8 | 36 | 219.08 | 53.57 | 10.16 | PSLBE | PLBE | PLBE | PLBE | - | - |
8 5/8 | 40 | 219.08 | 59.53 | 11.43 | - | PLBE | PLBE | PLBE | PLBE | - |
8 5/8 | 44 | 219.08 | 65.48 | 12.7 | - | PLBE | PLBE | PLBE | PLBE | |
8 5/8 | 49 | 219.08 | 72.92 | 14.15 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
9 5/8 | 32 | 244.48 | 48.07 | 7.92 | - | - | - | - | - | - |
9 5/8 | 36 | 244.48 | 53.57 | 8.94 | PSLB | - | - | - | - | - |
9 5/8 | 40 | 244.48 | 59.53 | 10.03 | PSLBE | PLBE | PLBE | PLBE | - | - |
9 5/8 | 43.5 | 244.48 | 64.73 | 11.05 | - | PLBE | PLBE | PLBE | PLBE | - |
9 5/8 | 47 | 244.48 | 69.94 | 11.99 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
9 5/8 | 53.5 | 244.48 | 79.62 | 13.84 | - | PLBE | PLBE | PLBE | PLBE | PLBE |
9 5/8 | 58.4 | 244.48 | 86.91 | 15.11 | - | PLB | PLB | PLB | PLB | PLB |
9 5/8 | 59 | 244.48 | 88.4 | 15.47 | - | - | - | P | - | - |
9 5/8 | 64.9 | 244.48 | 96.58 | 17.07 | - | - | - | P | - | - |
9 5/8 | 70.3 | 244.48 | 104.62 | 18.64 | - | - | - | P | - | - |
9 5/8 | 75.6 | 244.48 | 112.5 | 20.24 | - | - | - | P | - | - |
10 3/4 | 32.75 | 273.05 | 48.74 | 7.09 | - | - | - | - | - | - |
10 3/4 | 40.5 | 273.05 | 60.27 | 8.89 | PSB | - | - | - | - | - |
10 3/4 | 45.5 | 273.05 | 67.71 | 10.16 | PSBE | - | - | - | - | - |
10 3/4 | 51 | 273.05 | 75.9 | 11.43 | PSBE | PSBE | PSBE | PSBE | PSBE | - |
10 3/4 | 55 | 273.05 | 82.59 | 12.57 | - | PSBE | PSBE | PSBE | PSBE | - |
10 3/4 | 60.7 | 273.05 | 90.33 | 13.84 | - | - | - | PSBE | PSBE | PSBE |
10 3/4 | 65.7 | 273.05 | 97.77 | 15.11 | - | - | - | PSB | PSB | PSB |
10 3/4 | 73.2 | 273.05 | 108.93 | 17.07 | - | - | - | P | - | - |
10 3/4 | 79.2 | 273.05 | 117.86 | 18.64 | - | - | - | P | - | - |
10 3/4 | 85.3 | 273.05 | 126.94 | 20.24 | P | |||||
11 3/4 | 42 | 298.45 | 62.5 | 8.46 | - | - | - | - | - | - |
11 3/4 | 47 | 298.45 | 69.94 | 9.53 | PSB | - | - | - | - | - |
11 3/4 | 54 | 298.45 | 80.36 | 11.05 | PSB | - | - | - | - | - |
11 3/4 | 60 | 298.45 | 89.29 | 12.42 | PSB | PSB | PSB | PSB | PSB | PSB |
11 3/4 | 65 | 298.45 | 96.73 | 13.56 | - | P | P | P | P | P |
11 3/4 | 71 | 298.45 | 105.66 | 14.78 | - | P | P | P | P | P |
13 3/8 | 48 | 339.72 | 71.43 | 8.38 | - | - | - | - | - | - |
13 3/8 | 54.5 | 339.72 | 81.1 | 9.65 | PSB | - | - | - | - | - |
13 3/8 | 61 | 339.72 | 90.78 | 10.92 | PSB | - | - | - | - | - |
13 3/8 | 68 | 339.72 | 101.19 | 12.19 | PSB | PSB | PSB | PSB | PSB | - |
13 3/8 | 72 | 339.72 | 107.15 | 13.06 | - | PSB | PSB | PSB | PSB | PSB |
16 | 65 | 406.4 | 96.73 | 9.53 | - | - | - | - | - | - |
16 | 75 | 406.4 | 111.61 | 11.13 | PSB | - | - | - | - | - |
16 | 84 | 406.4 | 125.01 | 12.57 | PSB | - | - | - | - | - |
16 | 109 | 406.4 | 162.21 | 16.66 | P | P | P | - | P | P |
18 5/8 | 87.5 | 473.08 | 130.21 | 11.05 | PSB | - | - | - | - | - |
20 | 94 | 508 | 139.89 | 11.13 | PSLB | - | - | - | - | - |
20 | 106.5 | 508 | 158.49 | 12.7 | PSLB | - | - | - | - | - |
20 | 133 | 508 | 197.93 | 16.13 | PSLB | - | - | - | - | - |
P——Qetello e hlakileng;S——Khoele e chitja e khutšoanyane; L——Khoele e chitja e telele; B——Khoele ea Buttress; E——Mohala o feteletseng. |
Thepa ea Mechini:
Sehlopha | Kereiti | Mofuta | Kakaretso ea bolelele tlas'a mojaro % | Kotulo matla Mpa | Tensile matla min MPa | Ho thatafala max | ||
min | max | HRC | HBW | |||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
1 | J55 | - | 0.5 | 379 | 552 | 517 | - | - |
K55 | - | 0.5 | 379 | 552 | 655 | - | - | |
N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | |
N80 | Q | 0.5 | 552 | 758 | 689 | - | - | |
2 | L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 9Kr | 0.5 | 552 | 655 | 655 | 23 | 241 | |
L80 | 13Kr | 0.5 | 552 | 655 | 655 | 23 | 241 | |
C90 | 1?2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | |
C95 | - | 0.5 | 655 | 758 | 724 | - | - | |
T95 | 1?2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | |
3 | P110 | - | 0.6 | 758 | 965 | 862 | - | - |
4 | Q125 | Tsohle | 0.65 | 862 | 1034 | 931 | - | - |
Mamello
Mefuta ea li-tubes tsa tšepe | Kantle Diameter | Botenya ba Lerako | |
Li-tubes tse batang | Boholo ba tube(mm) | Mamello(mm) | Mamello(mm) |
<114.3 | ±0.79 | -12.5% | |
Sebopeho sa Lik'hemik'hale
Standard | Kereiti | Liqapi tsa lik'hemik'hale((()) | |||||||||
API SPEC 5CT | J55 | C | Si | Mn | P | S | Cr | Ni | Cu | Mo | V |
K55 | 0.34~0.39 | 0.20~0.35 | 1.25~1.50 | ≤0.020 | ≤0.015 | ≤0.15 | ≤0.20 | ≤0.20 | / | / | |
N80 | 0.34~0.38 | 0.20~0.35 | 1.45~1.70 | ≤0.020 | ≤0.015 | ≤0.15 | / | / | / | 0.11~0.16 | |
L80 | 0.15~0.22 | ≤1.00 | 0.25~1.00 | ≤0.020 | ≤0.010 | 12.0~14.0 | ≤0.20 | ≤0.20 | / | / | |
P110 | 0.26~0.395 | 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 |
Thepa ea Mechini
Kereiti | Mofuta | Kakaretso ea bolelele bo tlas'a mojaro (%) | Matla a tlhahiso (min) | Matla a tlhahiso (max) | Tensile matla min Mpa | Hardness Max (HRC) | Hardness Max(HBW) |
J55 | - | 0.5 | 379 | 552 | 517 | - | - |
K55 | - | 0.5 | 379 | 552 | 655 | - | - |
N80 | 1 | 0.5 | 552 | 758 | 689 | - | - |
N80 | Q | 0.5 | 552 | 758 | 689 | - | - |
L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 9Kr | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 13Kr | 0.5 | 552 | 655 | 655 | 23 | 241 |
C90 | - | 0.5 | 621 | 724 | 689 | 25.4 | 255 |
C95 | - | 0.5 | 655 | 758 | 724 | - | - |
T95 | - | 0.5 | 655 | 758 | 724 | 25.4 | 255 |
P110 | - | 0.6 | 758 | 965 | 862 | - | - |
Q125 | Tsohle | 0.65 | 862 | 1034 | 931 | - | - |
Anti-corrosion pente e thehiloeng metsing