| Demjimêra derve | Qalindahiya Dîwar | Pîvan | Sinif | Threaded | Dirêjî | |
| li | mm | kg/m | lb/ft | |||
| 4 1/2" | 114.3 | 14.14-22.47 | 9.50-11.50 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 5" | 127 | 17.11-35.86 | 11.50-24.10 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 5 1/2" | 139.7 | 20.83-34.23 | 14.00-23.00 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 6 5/8" | 168.28 | 29.76-35.72 | 20.00-24.00 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 7" | 177.8 | 25.30-56.55 | 17.00-38.00 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 7 5/8" | 193.68 | 35.72-63.69 | 24.00-42.80 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 8 5/8" | 219.08 | 35.72-72.92 | 24.00-49.00 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 9 5/8" | 244.48 | 48.07-86.91 | 32.30-58.40 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 10 3/4" | 273.05 | 48.73-97.77 | 32.75-65.70 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 11 3/4" | 298.45 | 62.50-89.29 | 42.00-60.00 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
| 13 3/8" | 339.72 | 71.43-107.15 | 48.00-72.00 | J55 /N80/P110/K55 | LTC /STC/BTC | R1 /R2/R3 |
Taybetmendiyên API 5CT J55 Casing Tubing
Rûyê tîrêja hevgirtinê û API 5CT J55 lûleya kavilê divê bê qijik, qirçîn be.
an jî kêmasiyên din ên ku dibe ku bandorek neyînî li ser hêz û girêdana nêzîk bikin.
Li ser bingeha SY/T6194-96 API 5CT J55 lûleya kavilê bi dirêjahiya belaş ji 8 m heya 13 m tê pêşkêş kirin.
norm. Lêbelê, ew di heman demê de bi dirêjahiya 6 m kêmtir peyda dibe û mîqdara wê divê ji %20 zêdetir nebe.
Deformasyonên ku li jor behs kirin destûr nayê dayîn ku li ser rûyê derveyî ya API 5CT J55 Casing xuya bibin
Tevlihevkirina tubê.
Her guheztinek wek kulbûn, veqetandin, xêza porê, şikestin an jî şilbûn hem li hundur hem jî li derve nayê qebûl kirin.
rûyên hilberê. Pêdivî ye ku hemî van kêmasiyan bi tevahî werin rakirin, û kûrahiya jêbirin nabe
12,5% ji qalindahiya dîwarê binavkirî derbas dike.
|
Rêzan |
Sinif |
Beşa Kîmyayî(%) |
||||||||||
|
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
Mo |
V |
Als |
||
|
API SPEC 5CT |
J55K55 (37Mn5) |
0.34~0.39 |
0.20~0.35 |
1.25~1.50 |
≤0.020 |
≤0.015 |
≤0.15 |
≤0.20 |
≤0.20 |
≤0.020 |
||
|
N80 (36 Mn2V) |
0.34~0.38 |
0.20~0.35 |
1.45~1.70 |
≤0.020 |
≤0.015 |
≤0.15 |
0.11~0.16 |
≤0.020 |
||||
|
L80(13Cr) |
0.15~0.22 |
≤1.00 |
0.25~1.00 |
≤0.020 |
≤0.010 |
12.0~14.0 |
≤0.20 |
≤0.20 |
≤0.020 |
|||
|
P110, (30CrMo) |
0.26~0.35 |
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 |
≤ |
|
|
Rêzan |
Sinif |
Hêza Tensile (MPa) |
Hêza Berberdanê (MPa) |
Dirêjbûn(%) |
Hardness |
|
API SPEC 5CT |
J55 |
≥517 |
379~552 |
/ |
|
|
K55 |
≥517 |
≥655 |
|||
|
N80 |
≥689 |
552~758 |
|||
|
L80(13Cr) |
≥655 |
552~655 |
≤241HB |
||
|
P110 |
≥862 |
758~965 |