
Tich mager ; Tije makende
Kido mar Kido: Matin moloyo kata marom gi milimita 150 (nyalo yudore kaka idwaro)
Kido mar bor: mita 6, mita 12, fut 20, fut 40, kata nyaka mita 18 kaka idwaro
Kidieny mar chuma: 10-45#, q345b, q345c, 27simn, 37mn5, 40cr, 45mn2, 20-40mn
Range: API 5L, ASTM A106/A53, EN10216, GB/T8162, GB/T8163
Okang’ mar weche maler mag mwandu: PSL1, PSL2
Kido mar giko: Giko ma oting’o ng’injo, Giko ma onge gimoro, Giko ma nigi thread gi gik ma riwre
Neno mar wang': En mar piny, Rango marateng', Owang' gi varnis, 3PE, FBE, Oting'o epoksi
Ang’o ma en Tich mager?
Tiende tij magere ng'iewo paip ok en mana ni "H2S nitie." Tiende en riwruok mar .H2S presa matin, liet, pH, kod kloraidnyalo riembo haidrojen e chuma kendo keloSSC/HIC, omiyo yo mar gik mitiyogo kod chike mag yie nyaka luwo chike mag tij ma ng’ich kar luwo yore mag paip mag laini ma ji duto luwo.
Ranyisi:Ripot mar pi ma nyiso1,000 mag H2Snyalo nenore ni "owinjore," to eBar 100presa duto ma oloko ni~0.1 bar mar ppH2S, ma en gima tek ahinya ma miyo jotich mang’eny keto chike matek e wi rito ng’wech matek kod bedo gi nyalo mar ng’ado mtoka. Ka ipimo gi mano, ppm maromre mar 1,000 e .Bar 10en mana~0.01 bar mar ppH2S, ma kinde mang’eny miyo ng’ato ng’ado bura mopogore ahinya mar ng’iewo gikmoko.
<2Zepa> Mano e momiyo yiero mar tij - ma ng’ato nyalo ng’ado en gimaripot mar kemikari mar pikendo rang’iny ma tayo (ma pileNACE MR0175 / ISO 15156){0}}kendo ang’o momiyo Paip mar Octal pile penjo barupe mar tich (ppH2S / pH / ng’ich) kapok onyiso ni en gi gik ma itiyogo mag paip ma nigi ng’ich.
E mo kod gas, petrokemikal, nam, kod ng’injo ma malo (HPHT), tiyo gi tich ma ng’ich dwaro chike matek ahinya e wi ng’injo mar chuma, ng’injo mar kemikol, thieth mar liet, ng’injo mar weld, ng’injo, kod ng’injo mar ng’injo. Ka onge ng’at ma rito maber, kuonde ma ng’ich nyalo ketho ahinya tim makare mar paip, arita, kod ngima mar tiyo.

Chike kod weche ma onyis
Octal Pipe chiwo tich ma ng’ich kod paip mag laini makende ma luwo chike madongo mag piny mangima kod oboke mag ng’eyo.
|
Mar okang |
Nying' ma opong'o |
Skop mar Tiyo / Oboke |
|
API 5L |
Oboke mar Amerka mar Petrolium 5L |
Okang’ ma itiyogo ahinya e tero paip mag mo kod gas, moriwo nyaka PSL1 kod PSL2. |
|
ISO 3183 |
Riwruok mar piny mangima mar keto rang'iny 3183 |
Oboke mag piny mangima mag paip maongee ng'injo kendo ma oting'o weld e sistem mag tero paip |
|
NACE MR0175 / ISO 15156 |
Riwruok mar piny mangima mar Jo-Injinia mag Korosi / ISO |
Ochung’ ne yiero mar gik mitiyogo e H2S-ma nigi (tich marach) kuonde, geng’o ketho mag HIC/SSC |
|
DNV OS F101 |
Det Norske Veritas Rang'iny mar nam |
Paip mag nam kod chenro mag piny; keto ler kuom teko, geng'o pek, kod geng'o ng'injo |
|
10208 / dhok ISO 3183 |
Chike mag piny Ulaya |
Chike mag piny Ulaya mag sistem mag paip mag petrol kod gas wuok |
|
9711 |
Okang' mar piny China |
Gitiyogo ahinya e piny China, kendo giting’o chuma ma nigi ng’injo chakre L190 nyaka L625 |
|
CSA Z245 |
Riwruok mar piny Kanada |
Okenge mag paip mag mo kod gas mag Kanada; keto pach kuom bedo motegno e liet ma piny - kod kuonde ma nigi presa mamalo |
Tich mager H2S ppm ka iporo gi presa matin
Tich mager H2S ppmen ranyisi mar keto pach kuom gimoro, took onyis pek mar suya en owuon. Thoth -ng’eyo mar gik mitiyogo mag tij lendo ochung’nePresa matin mar H2S (ppH2S)nikech risk mar ng’injo ochung’neteko mamiyo haidrojen donjo, ma medore ka ng’ato oting’o presa matin. Kaluwore gi weche mag injinia, ppH2S nyaka pim kanyachiel gi .pH, kloraid, liet, kod bedo ni nitie pi, nikech gik ma kamago mulo ahinya nyalo mar SSC/HIC.
Lokiruok matiyo mar ng’iyo gas{0}} en:
ppH2S=(ng'injo mar mole mar H2S) × (presa duto)
- Kuom loso gas,ng'injo mar mole ≈ ppm / 1,000,000(modongo mar ppmv).
- Tiyo godopresa chuth(ok en gaj).
- Oboke mag yunit:Bar 1=100 kPa; 1 psi ~ 6.895 kPa.
Ranyisi ma otiyo (ppm maromre, pek mopogore):
- sula 1,000=0.001. KumaBar 100presa duto: ppH2S=0.001 × 100 =Bar 0.1.
- Gimaromre1,000kumaBar 10presa duto: ppH2S=0.001 × 10 =Bar 0.01.
- Kata obedo ni ppm en mana maromre, kes mar ariyo nigi .× ppH2S piny, ma thothne kelo dwaro mopogore opogore mag gik moko/temo e weche mag chenro.
Ang’o momiyo wachni en gima duong’ e ng’iewo paip:
Ka ppH2S medore, chenro mathoth medo ng’ado bura kuom gik ma kelo duoko mag SSC/HIC - kinde mang’enygiko mar teko (ahinya ahinya weld / HAZ), ler mar chuma / rito gik moko, kod ng'eyo ma dwarore / temo (HIC / SSC ka onyis). <2Zepa> Mano e momiyo chik mar nyieo ma ondik mana ni “H2S=X ppm” kinde mang’eny ok oromo mar chopo giko mar ng’iewo gik ma itiyogo e paip ma ng’ich. E tim, H2S (ppmv kata mol%),presa duto mar tiyo, liet,pH, kloraid, kendo ka be nitie ng’at ma nigi pi ma onge chudo. Ka itiyo gi gik ma kamago, ppH2S inyalo keto kendo yo mar gik mitiyogo (kod oboke ma dwarore/temo) inyalo keto e yo ma ok owinjore. bang’e-tiyo kendo e step.
Dwaro mag Gigo mag Tich
Dwaro mag gige tichoket mondo ogeng’ ketho mag SSC/HIC, omiyo chik onego oket ler mar paip kakapaket mar gik mitiyogo e paip mager-ok mana OD/WT kod rang'iny kende. Ka itimo kamano, oboke mar nyiewo onego ondik maler ni:
- Okang' ma locho marach:15156 (kod ni en ang’o ma tiyo), kaachiel gi gik moko duto ma ng’at ma tiyo kode/kambi dwaro.
- Bahere mar tijno (gik ma ochung'ne yiero):ppH2S (kata ng’injo mar H2S + ng’injo duto), pH, ng’injo, kloraid, kod ka be nitie pi ma onge chudo.
- Skop mar rito gik mitiyogo:ng’ado bura mar kemistri (moriwo nyaka ler/gik ma oting’o), yo mar loso chuma kaka dwarore gi spec, yo mar ng’ado bura gi liet, kod ng’ado bura mar ng’ado bura matek.
- Temo mager (ka dwarore gi spec):Ong’eyo mar HIC / SSC, kaka inyalo kawo sampuli, kod yore mag yie.
- PSL / dwaro mag medo:ranyisi, API 5L PSL2 ma nigi dwaro mag medo tij mager kama nyalore.
- Chikruok mar weld/HAZ (ka paip ma oweld oyiene):NDT ng’injo mar weld kod dwaro moro amora mar ng’injo/ng’eyo ma ITP mar chenrono nyiso.
Kaka Oktal Pipe siro nyieo mar tije mager:Paip mar Oktal thoro chakore gibarupe mar tijkendo bang’e ogero ng’iyo -paket moikore e alworane -ma nyiso ka be paip mar chuma mar carbon oyiego kata ka be dwarore ni otim lokruok (ng’ado bura motegno, temo mapek mar ng’eyo ng’ato, CRA/klad/lining) dwarore mondo oyiene. Kuom weche ma EPC ooro, wanyalo chiwomap mar luwo gik mathoth -(liet/koil → keto ranyisi mar paip → rekod mag temo), kendo loso barupe ma oket (MTC + ripot mag ng’iyo/temo) gi ITP mar chenro mondo ng’iyo mar teknoloji mar klayent kod golo gik moko kik otur nikech tudruok ma onge.
Kidieny mar 3 mar Tich Mager (Mager ahinya)
Chat moko mag jotich pogo pek mar asid e kuonde mopogore opogore;Kidieny mar 3itiyogo ahinya mar nyisotij mager magerkuom piche mag pH gi ppH2S. E Kidieny mar 3, jonyiewo thoro keto yo ma ng’ato tiyogo kod ng’eyo ma ng’ato nigo (ng’ado bura kuom ng’ato + temo ng’ato + ndiko matek) nikech pesa ma SSC yudo en matindo
Tije makende
Yiero paip mar tij - pile ka pile ichako gibarupe manyalo pim{0}}ppH2S, pH, kloraid, liet, kod ng’injo mar pi- kar keto lebel mar chenro. Gik ma timore piny kae nyiso kakachal mar puoth adierma kelo luoro mar SSC/HIC kod dwaro mag ng’iewo gikmoko.
- Gas ma nigi presa mamalo ma nigi "ppm matin" H2S (ppH2S ma kelo pek):
H2S ppm maromre nyalo bedo marach ahinya sama ng’wech duto ni malo, ma miyo ppH2S donjo e alwora ma ng’injo mag SSC ng’injoe. Projekte thoro bedo matekrito pekkendo dwaro gik ma nyiso ni ng’ato nigi nyalo mar timo gik moko moloyo geno nying’ mar gred kende.
- Gas motuch / ng'wech mar faz mang'eny gi pi ma nono + kloraid:
Ka ng’ato nigi ng’injo mar pi (ng’injo, pi ma owuok, kata gik ma ok ber), kloraid kod pH ma piny medo donjo mar haidrojen kod tich mar ketho piny. Ng’iewo gikmoko kinde ka kinde nyisoHIC rito/temo (ka dwarore)kendo dwaro maler mag ler mar gik moko.
- Kido ma pH ni piny kowuok kuom CO2 + pi (asid mar karbonik), ka H2S nitie:
CO2 ma oriwre e pi loso asid mar kabonik kendo miyo ng’injo bedo mapiyo; kata H2S matin nyalo loko yo mar kethore mondo odhi SSC/HIC. Jonyiewo kinde ka kinde medoyie matek kuom kwedo magerkendo ng’ado bura mag ng’ado bura/keto gik moko/keto gik moko ma oriw gi ripot mar pi.
- Liet mar ng'ato kod kinde matin mag geng'o/chako:
"Fail" mang'eny itimo nikech gik ma timore e kinde matin: ng'injo mag liet, ng'injo mag presa, kod kinde mag ng'injo/tuo. Gik ma ondiki kinde ka kinde bedo matekloch mar weld/HAZ, nikech gik ma kelo pek kod gik ma kelo pek e alwora bedo madongo ahinya e bwo ng’ado mtoka.
- Oboke ma oko mar nam/bath nam ka itiyo gi spray mar chumbi + wuotho gi baisikel motuo-motwo (kod gik mamulo pi):
Kido mar oko medo pek mar ng'injo (chumbi, luyo, kuonde ma pi ng'ich) e wi luoro mar ng'ich ma iye. Ng’iewo gikmoko thoro ga keto kanyakla dwaro mag ng’eyo mager kodsistem mar keto rangi + yie mar nono(yore mag yweyo, yo mar loso).
- Pi ma nigi asidi ma nigi gik ma chilo (H2S, NH3, CO2, kloraid):
Laini mag loso/kemikol nyalo neno gik ma nyalo ketho piny kod gik ma kelo ketho, ma loko yiero kowuok e "paip mar laini mapile" nyaka "gik ma owinjore mag tiyo." Dwaro bedo kaka oboke-mapek:rang'iny maler mar puonj, fundament mar tek, kod map mar luwo.
Oboke mar Paip mar Oktal:E penjo mag tich mager, Octal Pipe thoro ga chako gi ng’ado bura kuom tijno (ppH2S/pH/liet/kloraid/phase mar pi) kae to oketo yo ma itiyogo gi gik moko, ng’eny mar temo (ka oyango), kod paket mar oboke ma ng’ato nyalo yiero mondo obed gi rang’iny ma locho. paro.

Tich mar Paip Mager - Nyalo & Kido Mapiyo
| Gimoro | Nyalo mar Paip mar Oktal | Picha mapiyo mar Spec |
|---|---|---|
| Chiwo gik mitiyogo | Gred mag tij motudore - ne yore maongee ng'injo kod ma oting'o weld; API 5L kod yiero mager kama owinjore | Gr.B nyaka X - gredi (kuom PO) |
| Tem / Nyalo | Temo mar HIC/SSC (ka dwarore), UT, rito weld, rekod mag rango | Skop mar pim ka rang'iny + ITP mar chenro |
| Thieth mar liet | Yo mar thieth mar liet + PWHT ka oyange mondo okony geng'o bedo matek | Kaka dwarore gi PO/spec |
| OD / WT / Bor | OD × WT kod bor ma owinjore gi chenro | WT kaka pile ~ 6-50 milimita +; SRL/DRL/CTL |
| Giko / Kota | BEDO/PE/Chike kod Chike; FBE / 3LPE / epoksi + yiero mag rwakruok ma iye | Koto/giko mar tij ka tij + keto |
| Luwo chike kod oboke | API 5L + NACE MR0175 / ISO 15156 oriwre; paket mar luwo gik mathoth | MTC + ripot mag ng’iyo; 3.2/timo neno en gima ok ochuno |
Ang’o momiyo onego oyier paip mar oktal mondo otim tich mager
Sour-tich mar nyieo pile kethore kuonde ariyo machalre:ng'iyo weche mag lony(skop ok ler) kendogolo mbui(ranyisi ok map gi paip). Paip mar Octal kawo tij ma ok ber kaka paket ma ochung’ne, ma ng’iyo- ma oik ma olosi kowuok ebarupe mar tij-ppH2S, pH, ng’ich, kloraid, kod ng’ich mar pi- omiyo yo mar gik mitiyogo, ng’eny mar temo, kod oboke oket maber kapok ochako loso gikmoko.
Ranyisi mag piny ma adier mag kama yo ma kamano rito thuolo kendo tiyo kendo:
- Ranyisi 1 - "ppm neno ni en mana matin," sundo miyo obedo marach ahinya:
Ripot mar pi nyalo wacho niH2S=1,000 ppm, ma nyalo nenore ni nyalo ritore ka ng’ato oneno mokwongo. To ka lainno tiyo gi presa ma malo, toPresa matin mar H2S (ppH2S)nyalo tero tijno e loch ma dwaro gik mang’eny moloyo. E wechegi, wuone mag udi thoro ga keto chike matek e wirito pek15156 (kata ng’at ma tiyo kode). Octal Pipe nyiso wachni mapiyo kendo loko ripot mar kemistri obed ng’at ma nyalo ng’ado bura - kar weyo mbakano odhi nyime bang’e kaka "dwaro ma ok ogeno."
- Ranyisi 2 - gas motuo / pi ma olosi + kloraid loko yo mar ketho:
Ka pi ma onge chudo nitie kendo kloraid ni mang’eny, luorono lokore kowuok e “ng’injo ma ji duto nigo” nyaka ewinjo mar SSC/HIC, kendo tijno nyalo dwaro ni .Tem mar HIC/SSC(kata yore makende mag yie) kar keto weche ma ji duto luwo mag luwo chike. Octal Pipe keto gik ma itiyogo kod chenro mar timo tem e ITP motelo mondo lotno ogol e wi gik ma ondiki kar keto ler mar kes.
Ang'o ma Octal Pipe chiwo ne chenro mag tij mager (manyalo ng'iyo, ok ma ji duto nyalo ng'eyo):
- Tich-bafo-yiero mar gik mitiyogo:Paip mar laini mager mar chuma mar kabon ka oyiene, ka nigi chike madwarore; kendo ka barupe dwaro ni otim kamano, Octal Pipe nyalo keto paro mar timo lokruok kaka .ng’ado bura motegno mar bedo matek, rang’iny mar ng’eyo motegno, kata yiero mag CRA/rwakruok/liningmondo ogol ng’iyo mar wuon ot/EPC.
- Ranyisi mag ng’eyo kod rango ma owinjore gi PO/ITP:10:10, 11. 10 Temo HIC/SSC ka oket, UT/NDT kaluwore gi ng’eny mar tich, kod yore mag loso/HAZ ma ochung’ne kama nyalore.
- Luoro ma nyalo rito adier mar sait:Map ma luwo - ma tudruokliet/koil → keto ranyisi mar paip → rekod mag pim → MTC, dwoko piny ng'wech ma pile pile mar sour-: "paip oseter to ok ogol" nikech tudruok ma onge e oboke.
Penjo ma ji penjoga

Penjo: Ang’o ma tiende en tich mager e paip mag mo kod gas?
Penjo: Be ppm mar H2S ma ng’ich - oromo mar ng’ado bura kuom pek?
Penjo: Gin ang’o ma dwarore kuom gik ma itiyogo e tiyo kod gik ma itiyogo e paip?
Penjo: Gin ang’o ma dwarore mondo otim welding?
Oboke mag oboke

Oboke mar CE

Oboke mar ISO 9001

Oboke mar API Q1

Oboke mar ABS

Oboke mar AP-5L

Oboke mar API-5CT
| Gimoro | Dwaro mapile / Skop |
|---|---|
| Chike mag Loch | 15156 (kod API 5L PSL2 kata weche mag chenro) |
| Baroba mar Tich (Guongo) | ppH2S (kata H2S + presa duto), pH, liet, kloraid, kidieny mar pi |
| Gik mitiyogo / Gred | Paip mar laini mar chuma mar kaboni (gred mag Gr.B-X) kata duoko ma olosi (CRA/oruomo/oruomo) kuom oboke ka oboke |
| Chikruok mar Teko | Giko mag tek kod ng’eyo kaka ondik (moriwo nyaka weld/HAZ kama nyalore) |
| Test mag ng’eyo tich | Temo HIC / SSC ka dwarore kaluwore gi spec, ka nigi yore moler mag yie |
| Rang'o kod oboke | NDT kuom ITP ka ITP; nyalo mar luwo gik moko (liet/koil → keto ranyisi → rekod); (3.2 ok ochuno) |
Nods mag Hoot: tij mager; gigo makende, China tije mager; gigo makende joloso, jochiw, kambi
Machien
Paip mar SSAWBende inyalo bedo Kaka .
Chiwo penjo











