Maelezo ya bidhaa
Casing na neli inayotumika sana kwa mafuta na gesi kukuza, casing na neli ni vitu muhimu katika tasnia ya mafuta na gesi inayotumika kwa uchimbaji na usafirishaji wa hydrocarbons (mafuta na gesi asilia) kutoka hifadhi ya chini ya ardhi hadi uso. Wanachukua jukumu muhimu katika kuhakikisha usalama, uadilifu, na ufanisi wa shughuli za kuchimba visima na uzalishaji.
Tubing ni aina ya bomba linalotumiwa kuhamisha mafuta yasiyosafishwa na gesi asilia kutoka kwa safu ya mafuta au safu ya gesi hadi ardhini baada ya kuchimba visima. Tubing inaweza kuruhusu shinikizo linalozalishwa wakati wa mchakato wa uchimbaji. Tubing inayozalishwa kwa njia ile ile kama casing, lakini mchakato unaoitwa "kukasirisha" inahitajika pia kuzidisha bomba la neli.
Casing hutumiwa kulinda visima ambavyo vimechimbwa ardhini kwa mafuta. Inatumika sawa na bomba la kuchimba visima, bomba la mafuta vizuri pia huruhusu shinikizo la mvutano wa axial, kwa hivyo chuma cha nguvu ya hali ya juu inahitajika. Casings za OCTG ni bomba kubwa la kipenyo ambazo zimepigwa saruji ndani ya kisima.

Maelezo
API 5L: Gr.B, x42, x46, x52, x56, x60, x65, x70, x80 |
API 5CT: J55, K55, N80, L80, p110 |
API 5d: E75, x95, G105, S135 |
EN10210: S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H |
ASTM A106: Gr.A, Gr.B, Gr.C. |
ASTM A53/A53M: Gr.A, Gr.B. |
ASTM A335: P1, P2, 95, p9, p11p22, p23, p91, p92, p122 |
ASTM A333: Gr.1, Gr.3, Gr.4, Gr.6, Gr.7, Gr.8, Gr.9.gr.10, Gr.11 |
DIN 2391: ST30AL, ST30SI, ST35, ST45, ST52 |
DIN EN 10216-1: P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2 |
JIS G3454: STPG 370, STPG 410 |
JIS G3456: STPT 370, STPT 410, STPT 480 |
GB/T 8163: 10#, 20#, Q345 |
GB/T 8162: 10#, 20#, 35#, 45#, Q345 |
Orodha ya Casing ya ISO/API
Leboa | Nje kipenyo D mm | Nominal mstari misab, c T & c kilo/m | Ukuta unene t mm | Aina ya kumaliza-mwisho | ||||||||
1 | 2 | H40 | J55 K55 | M65 | L80 C95 | N80 Aina 1, q | C90 T95 | P110 | Q125 | |||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
4-1/2 4-1/2 4-1/2 4-1/2 4-1/2 | 9.50 10.50 11.60 13.50 15.10 | 114,30 114,30 114,30 114,30 114,30 | 14,14 15,63 17,26 20,09 22,47 | 5,21 5,69 6,35 7,37 8,56 | PS - - - - | PS Psb Pslb - - | PS Psb Plb Plb - | - - Plb Plb - | - - Plb Plb - | - - Plb Plb - | - - Plb Plb Plb | - - - - Plb |
5 5 5 5 5 5 5 | 11.50 13.00 15.00 18.00 21.40 23.20 24.10 | 127,00 127,00 127,00 127,00 127,00 127,00 127,00 | 17,11 19,35 22,32 26,79 31,85 34,53 35,86 | 5,59 6,43 7,52 9,19 11,10 12,14 12,70 | - - - - - - - | PS Pslb Pslbe - - - - | PS Pslb Plb Plb Plb - - | - - Plbe Plbe Plb Plb Plb | - - Plbe Plbe Plb Plb Plb | - - Plbe Plbe Plb Plb Plb | - - Plbe Plbe Plb Plb Plb | - - - Plbe Plb Plb Plb |
5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 5-1/2 | 14.00 15.50 17.00 20.00 23.00 26.80 29.70 32.60 35.30 38.00 40.50 43.10 | 139,70 139,70 139,70 139,70 139,70 139,70 139,70 139,70 139,70 139,70 139,70 139,70 | 20,83 23,07 25,30 29,76 34,23 39,88 44,20 48,51 52,53 56,55 60,27 64,14 | 6,20 6,98 7,72 9,17 10,54 12,70 14,27 15,88 17,45 19,05 20,62 22,22 | PS | PS Pslbe Pslbe | PS Pslb Plb Plb Plb | - - Plbe Plbe Plbe - - - - - - - | Plbe Plbe Plbe | Plbe Plbe Plbe P P P P P P P | Plbe Plbe Plbe | - - - - Plbe - - - - - - |
6-5/8 6-5/8 6-5/8 6-5/8 | 20.00 24.00 28.00 32.00 | 168,28 168,28 168,28 168,28 | 29,76 35,72 41,67 47,62 | 7,32 8,94 10,59 12,06 | PS - - | Pslb Pslbe - | Pslb Plb Plb - | - Plbe Plbe Plbe | - Plbe Plbe Plbe | - Plbe Plbe Plbe | - Plbe Plbe Plbe | - - Plbe |
7 7 7 7 7 7 7 7 7 7 7 7 7 | 17.00 20.00 23.00 26.00 29.00 32.00 35.00 38.00 42.70 46.40 50.10 53.60 57.10 | 177,80 177,80 177,80 177,80 177,80 177,80 177,80 177,80 177,80 177,80 177,80 177,80 177,80 | 25,30 29,76 34,23 38,69 43,16 47,62 52,09 56,55 63,54 69,05 74,56 79,77 84,97 | 5,87 6,91 8,05 9,19 10,36 11,51 12,65 13,72 15,88 17,45 19,05 20,62 22,22 | PS PS - - - - - - - - - - - | - PS Pslbe Pslbe - - - - - - - - - | - PS Plb Plb Plb Plb - - - - - - - | - - Plbe Plbe Plbe Plbe Plbe Plbe - - - - - | - - Plbe Plbe Plbe Plbe Plbe Plbe - - - - - | - - Plbe Plbe Plbe Plbe Plbe Plbe P P P P P | - - - Plbe Plbe Plbe Plbe Plbe - - - - - | - - - - - - Plbe Plbe - - - - - |
Tazama maelezo mwishoni mwa meza. |
Leboa | Nje kipenyo D mm | Nominal mstari misab, c T & c kilo/m | Ukuta unene t mm | Aina ya kumaliza-mwisho | ||||||||
1 | 2 | H40 | J55 K55 | M65 | L80 C95 | N80 Aina 1, q | C90 T95 | P110 | Q125 | |||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
7-5/8 7-5/8 7-5/8 7-5/8 7-5/8 7-5/8 7-5/8 7-5/8 7-5/8 7-5/8 | 24.00 26.40 29.70 33.70 39.00 42.80 45.30 47.10 51.20 55.30 | 193,68 193,68 193,68 193,68 193,68 193,68 193,68 193,68 193,68 193,68 | 35,72 39,29 44,20 50,15 58,04 63,69 67,41 70,09 76,19 82,30 | 7,62 8,33 9,52 10,92 12,70 14,27 15,11 15,88 17,45 19,05 | PS | Pslbe | Pslb Plb Plb | Plbe Plbe Plbe Plbe Plb Plb Plb | Plbe Plbe Plbe Plbe Plb Plb Plb | Plbe Plbe Plbe Plbe Plb Plb Plb P P | Plbe Plbe Plbe Plb Plb Plb | Plbe Plb Plb Plb |
7-3/4 | 46.10 | 19,685 | 6,860 | 1,511 | - | - | - | P | P | P | P | P |
8-5/8 8-5/8 8-5/8 8-5/8 8-5/8 8-5/8 8-5/8 | 24.00 28.00 32.00 36.00 40.00 44.00 49.00 | 219,08 219,08 219,08 219,08 219,08 219,08 219,08 | 35,72 41,67 47,62 53,57 59,53 65,48 72,92 | 6,71 7,72 8,94 10,16 11,43 12,70 14,15 | PS PS - - - - | PS - Pslbe Pslbe - - - | PS PS Pslb Pslb Plb - - | - - - Plbe Plbe Plbe Plbe | - - - Plbe Plbe Plbe Plbe | - - - Plbe Plbe Plbe Plbe | - - - - Plbe Plbe Plbe | - - - - - - Plbe |
9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 9-5/8 | 32.30 36.00 40.00 43.50 47.00 53.50 58.40 59.40 64.90 70.30 75.60 | 244,48 244,48 244,48 244,48 244,48 244,48 244,48 244,48 244,48 244,48 244,48 | 48,07 53,57 59,53 64,73 69,94 79,62 86,91 88,40 96,58 104,62 112,50 | 7,92 8,94 10,03 11,05 11,99 13,84 15,11 15,47 17,07 18,64 20,24 | PS PS - - - - - - - - - | - Pslb Pslbe - - - - - - - - | - Pslb Pslb Plb Plb - - - - - - | - - Plbe Plbe Plbe Plbe Plb - - - - | - - Plbe Plbe Plbe Plbe Plb - - - - | - - Plbe Plbe Plbe Plbe Plb P P P P | - - - Plbe Plbe Plbe Plb - - - - | - - - - Plbe Plbe Plb - - - - |
10-3/4 10-3/4 10-3/4 10-3/4 10-3/4 10-3/4 10-3/4 10-3/4 10-3/4 10-3/4 | 32.75 40.50 45.50 51.00 55.50 60.70 65.70 73.20 79.20 85.30 | 273,05 273,05 273,05 273,05 273,05 273,05 273,05 273,05 273,05 273,05 | 48,74 60,27 67,71 75,90 82,59 90,33 97,77 108,93 117,86 126,94 | 7,09 8,89 10,16 11,43 12,57 13,84 15,11 17,07 18,64 20,24 | PS PS | Psb Psbe Psbe | Psb Psb Psb Psb | Psbe Psbe | Psbe Psbe | Psbe Psbe Psbe Psb P P P | Psbe Psbe Psbe Psb | Psbe Psb |
11-3/4 11-3/4 11-3/4 11-3/4 11-3/4 11-3/4 | 42.00 47.00 54.00 60.00 65.00 71.00 | 298,45 298,45 298,45 298,45 298,45 298,45 | 62,50 69,94 80,36 89,29 96,73 105,66 | 8,46 9,53 11,05 12,42 13,56 14,78 | PS - - - | Psb Psb Psb - - | Psb Psb Psb - - | - - Psb P P | - - Psb P P | - - Psb P P | - - Psb P P | - - Psb P P |
13-3/8 13-3/8 13-3/8 13-3/8 13-3/8 | 48.00 54.50 61.00 68.00 72.00 | 339,72 339,72 339,72 339,72 339,72 | 71,43 81,10 90,78 101,19 107,15 | 8,38 9,65 10,92 12,19 13,06 | PS - - - - | - Psb Psb Psb - | - Psb Psb Psb - | - - - Psb Psb | - - - Psb Psb | - - - Psb Psb | - - - Psb Psb | - - - - Psb |
Tazama maelezo mwishoni mwa meza. |
Leboa | Nje kipenyo D mm | Nominal mstari misab, c T & c kilo/m | Ukuta unene t mm | Aina ya kumaliza-mwisho | ||||||||
1 | 2 | H40 | J55 K55 | M65 | L80 C95 | N80 Aina 1, q | C90 T95 | P110 | Q125 | |||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
16 16 16 16 | 65.00 75.00 84.00 109.00 | 406,40 406,40 406,40 406,40 | 96,73 111,61 125,01 162,21 | 9,53 11,13 12,57 16,66 | PS | Psb Psb P | Psb Psb | P | P | P | P | |
18-5/8 | 87.50 | 47,308 | 13,021 | 1,105 | PS | Psb | Psb | - | - | - | - | - |
20 20 20 | 94.00 106.50 133.00 | 508,00 508,00 508,00 | 139,89 158,49 197,93 | 11,13 12,70 16,13 | Psl - - | Pslb Pslb Pslb | Pslb Pslb - | - - - | - - - | - - - | - - - | - - - |
P = mwisho wazi, s = nyuzi fupi ya pande zote, l = uzi wa pande zote, b = nyuzi ya butress, E = mstari uliokithiri. | ||||||||||||
Lebo ni za habari na msaada katika kuagiza. ♦ Mashehe ya kawaida ya laini, iliyotiwa nyuzi na kuunganishwa (kol. 2) zinaonyeshwa kwa habari tu. ♦ Uzito wa martensitic chromium steels (L80 aina 9CR na 13CR) ni tofauti na kaboni za kaboni. Masheikh zilizoonyeshwa kwa hivyo sio sahihi kwa miinuko ya chromium ya martensitic. Sababu ya urekebishaji wa misa ya 0,989 inaweza kutumika. |
Lebo | Kipenyo cha nje D mm | Mstari wa mwisho-mwisho misa kilo/m | Unene wa ukuta t mm | |
1 | 2 | |||
1 | 2 | 3 | 4 | 5 |
3-1/2 4 4-1/2 5 5-1/2 6-5/8 | 9.92 11.35 13.05 17.95 19.83 27.66 | 88,90 101,60 114,30 127,00 139,70 168,28 | 14,76 16,89 19,42 26,71 29,51 41,18 | 7,34 7,26 7,37 9,19 9,17 10,59 |
Orodha ya Tubing ya ISO/API
Lebo | Nje kipenyo D mm | Linear ya nominella misaa, b | Ukuta nene- ness t mm | Aina ya kumaliza kumalizac | |||||||||||
Isiyo- kukasirika T & c kilo/m | Ext. kukasirika T & c kilo/m | Integ. pamoja kilo/m | |||||||||||||
1 | 2 | ||||||||||||||
NU T & c | EU T & c | IJ | H40 | J55 | L80 | N80 Aina 1, q | C90 | T95 | P110 | ||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
1.900 1.900 1.900 1.900 1.900 | 2.40 2.75 3.65 4.42 5.15 | - 2.90 3.73 - - | 2.40 2.76 - - - | 48,26 48,26 48,26 48,26 48,26 | - 4,09 5,43 6,58 7,66 | - 4,32 5,55 - - | 3,57 4,11 - - - | 3,18 3,68 5,08 6,35 7,62 | PI Pnui PU - - | PI Pnui PU - - | - Pnui PU P P | - Pnui PU - - | - Pnui PU P P | - Pnui PU P P | PU - - |
2.063 2.063 | 3.24 4.50 | - - | 3.25 - | 52,40 52,40 | - - | - - | 4,84 - | 3,96 5,72 | PI P | PI P | PI P | PI P | PI P | PI P | P |
2-3/8 2-3/8 2-3/8 2-3/8 2-3/8 | 4.00 4.60 5.80 6.60 7.35 | 4.70 5.95 7.45 | 60,32 60,32 60,32 60,32 60,32 | 5,95 6,85 8,63 9,82 10,94 | 6,99 8,85 11,09 | 4,24 4,83 6,45 7,49 8,53 | PN Pnu | PN Pnu | PN Pnu Pnu P PU | PN Pnu Pnu - - | PN Pnu Pnu P PU | PN Pnu Pnu P PU | Pnu Pnu | ||
2-7/8 2-7/8 2-7/8 2-7/8 | 6.40 7.80 8.60 9.35 | 6.50 7.90 8.70 9.45 | - - - | 73,02 73,02 73,02 73,02 | 9,52 11,61 12,80 13,91 | 9,67 11,76 12,95 14,06 | - - - | 5,51 7,01 7,82 8,64 | Pnu - - | Pnu - - | Pnu Pnu Pnu PU | Pnu Pnu Pnu - | Pnu Pnu Pnu PU | Pnu Pnu Pnu PU | Pnu Pnu Pnu - |
2-7/8 2-7/8 | 10.50 11.50 | - | - | 73,02 73,02 | 15,63 17,11 | - | - | 9,96 11,18 | - | - | P P | - | P P | P P | - |
3-1/2 3-1/2 3-1/2 3-1/2 3-1/2 3-1/2 3-1/2 | 7.70 9.20 10.20 12.70 14.30 15.50 17.00 | - 9.30 - 12.95 - - - | - - - - - - - | 88,90 88,90 88,90 88,90 88,90 88,90 88,90 | 11,46 13,69 15,18 18,90 21,28 23,07 25,30 | - 13,84 - 19,27 - - - | - - - - - - - | 5,49 6,45 7,34 9,52 10,92 12,09 13,46 | PN Pnu PN - - - - | PN Pnu PN - - - - | PN Pnu PN Pnu P P P | PN Pnu PN Pnu - - - | PN Pnu PN Pnu P P P | PN Pnu PN Pnu P P P | - Pnu - Pnu - - - |
4 4 4 4 4 4 | 9.50 10.70 13.20 16.10 18.90 22.20 | - 11.00 - - - - | - - - - - - | 101,60 101,60 101,60 101,60 101,60 101,60 | 14,14 - 19,64 23,96 28,13 33,04 | - 16,37 - - - - | - - - - - - | 5,74 6,65 8,38 10,54 12,70 15,49 | PN PU - - - - | PN PU - - - - | PN PU P P P P | PN PU - - - - | PN PU P P P P | PN PU P P P P | - - - - - - |
4-1/2 4-1/2 4-1/2 4-1/2 4-1/2 4-1/2 4-1/2 | 12.60 15.20 17.00 18.90 21.50 23.70 26.10 | 12.75 | 114,30 114,30 114,30 114,30 114,30 114,30 114,30 | 18,75 22,62 25,30 28,13 32,00 35,27 38,84 | 18,97 | 6,88 8,56 9,65 10,92 12,70 14,22 16,00 | Pnu | Pnu | Pnu P P P P P P | Pnu - - - - - - | Pnu P P P P P P | Pnu P P P P P P | |||
P = mwisho wazi, n = isiyo na upset iliyochorwa na kuunganishwa, U = nje ya kukasirika iliyokasirika na kuunganishwa, i = pamoja. | |||||||||||||||
♦ Viwango vya kawaida vya mstari, nyuzi na kuunganishwa (kol. 2, 3, 4) zinaonyeshwa kwa habari tu. ♦ Uzito wa martensitic chromium steels (L80 aina 9CR na 13CR) ni tofauti na kaboni za kaboni. Masheikh zilizoonyeshwa kwa hivyo sio sahihi kwa miinuko ya chromium ya martensitic. Sababu ya urekebishaji wa misa ya 0,989 inaweza kutumika. ♦ Nyusi za upset zinapatikana na couplings za kawaida au couplings maalum za bevel. Mzizi wa nje-upset unapatikana na couplings za kawaida, maalum-bevel, au kibali maalum. |
Kiwango na daraja
Casing na alama za kiwango cha kawaida:
API 5CT J55, K55, L80, N80, P110, C90, T95, H40
API 5CT Casing na bomba la bomba linaisha:
(STC) Ufupi wa pande zote
(LC)Long round thread casing
(BC) Kuweka kwa nyuzi
(XC) Casing ya mstari uliokithiri
(Nu) neli isiyo ya upset
(EU) Mzizi wa nje wa kukasirisha
(IJ) Mchanganyiko wa pamoja wa pamoja
Casing na neli inapaswa kutolewa kulingana na juu ya unganisho na kiwango cha viwango vya API5CT / API.
Udhibiti wa ubora
Kuangalia kwa malighafi, uchambuzi wa kemikali, mtihani wa mitambo, ukaguzi wa kuona, mtihani wa mvutano, ukaguzi wa mwelekeo, mtihani wa bend, mtihani wa gorofa, mtihani wa athari, mtihani wa DWT, mtihani wa NDT, mtihani wa hydrostatic, mtihani wa ugumu… ..
Kuweka alama, uchoraji kabla ya kujifungua.







Ufungashaji na Usafirishaji
Njia ya ufungaji wa bomba la chuma ni pamoja na kusafisha, kuweka vikundi, kufunika, kufunga, kupata, kuweka lebo, kuweka palletizing (ikiwa ni lazima), chombo, kushona, kuziba, usafirishaji, na kufungua. Aina tofauti za bomba za chuma na vifaa vya kufunga na njia tofauti za kufunga. Utaratibu huu kamili inahakikisha kuwa bomba la chuma husafirisha na kufika katika marudio yao katika hali nzuri, tayari kwa matumizi yao yaliyokusudiwa.



Matumizi na Maombi
Mabomba ya chuma hutumika kama uti wa mgongo wa uhandisi wa kisasa wa viwanda na raia, kuunga mkono safu nyingi za matumizi ambazo zinachangia maendeleo ya jamii na uchumi ulimwenguni.
Mabomba ya chuma na vifaa vya chuma ambavyo sisi chuma hutengeneza sana kwa mafuta, gesi, mafuta na bomba la maji, pwani /pwani, miradi ya ujenzi wa bandari ya bahari na ujenzi, dredging, chuma cha miundo, miradi ya ujenzi na daraja, pia zilizopo za chuma kwa uzalishaji wa roller, ect ...