1. Birta Womic: Awoodaha Wax Soo Saarka & Xoogga Shirkadda ee Adeegga Dhanaan ee X52
Womic Steel Group waxay maamushaa khadadka wax soo saarka ee loogu talagalay tuubooyinka adeegga dhanaan ee LSAW. Adeegga dhanaan ee X52 PSL2 wuxuu u baahan yahay:
● U dhigma kaarboon yar (CEV ≤ 0.40%, caadi ahaan ≤ 0.38%)
● Sulfur hooseeya (S ≤ 0.002%) iyo fosfooraska hooseeya (P ≤ 0.015%)
● Daaweynta kaalshiyamka ee xakamaynta qaabka isku-darka (sulfides-ka globular)
● Daaweynta kulaylka ka dib alxanka (PWHT) ee dhammaan tuubooyinka, iyadoon loo eegin dhumucda derbiga
● Tijaabinta adag ee 100% (alxanka, HAZ, birta salka)
● Tijaabada HIC iyo SSC sida waafaqsan heerarka NACE
Hawsha wax soo saarka: JCOE, UOE, saxan duuban oo leh foorno PWHT oo qasab ah (hoosta gaariga, dhererkeedu yahay 12m, 600°C oo qoyan). Kormeer dhinac saddexaad ah oo ay sameeyaan SGS, BV, TÜV, DNV, ama ABS si loo helo shahaado dhammaystiran oo adeeg dhanaan ah.
Adeegga dhanaan ee sanadlaha ah ee X52 LSAW:30,000 oo tan.
Dabacsanaanta Wax-soo-saarka ee Adeegga Dhadhanka X52 PSL2:
JCOE: 406–1,422mm OD × 6.0–50.8mm Miisaan × ≤ 18m
UOE: 508–1,220mm OD × 6.0–40.0mm WT × ≤ 24m (waxaa loo doorbidayaa dhanaan sababtoo ah cadaadis yar oo haray)
Saxan duuban: 600–1,600mm OD × 25–60mm WT × ≤ 12m
Dhammaan tuubooyinka adeegga dhanaanku waxay helaan PWHT (600°C ± 10°C, waxay hayaan 1 saac dhumucdiis 25mm kasta, si tartiib tartiib ah u qabow)
2. Adeegga Dhadhanka API 5L X52 PSL2: Halabuurka Agabka & Astaamaha Waxqabadka
Adeega dhanaan, kiimikada ayaa ka adag PSL2 caadiga ah. Hadafku waa in la gaaro iska caabin sare oo HIC iyo SSC ah oo ku sugan deegaannada qoyan ee H₂S.
Halabuurka Kiimikada (Falanqaynta Maqaarka, bartilmaameedyada caadiga ah ee adeegga dhanaan):
| Walax | Heerka ugu badan ee PSL2 | Bartilmaameedka Adeegga Dhanaan (Womic) |
| C | 0.22 | ≤ 0.14 (caadi ahaan 0.08-0.12) |
| Mn | 1.40 | ≤ 1.30 (caadi ahaan 1.10-1.25) |
| P | 0.025 | ≤ 0.015 |
| S | 0.015 | ≤ 0.002 (0.0015 caadi ah) |
| Si | 0.45 | 0.20-0.40 |
| V | 0.10 | ≤ 0.06 |
| Nb | 0.05 | 0.03-0.05 |
| Ti | 0.04 | ≤ 0.025 |
| CEV | ≤ 0.43 | ≤ 0.40 (caadi ahaan ≤ 0.38) |
| PCm | Looma baahna | ≤ 0.22 |
Daaweynta kaalshiyamka (saamiga Ca/S ≥ 1.5) waxay hubisaa in ka kooban globular sulfide oo u adkaysta HIC.
Sifooyinka Farsamada (Ka dib PWHT):
| Hantida | Adeegga Dhanaan ee X52 PSL2 (Haweenka) |
| Xoogga Wax Soo Saarka (daqiiqad) | 360 MPa (52,200 psi) |
| Xoogga Wax Soo Saarka (ugu badnaan) | 530 MPa (76,900 psi) |
| Xoogga Tijaabada (daqiiqad) | 460 MPa (66,700 psi) |
| Kordhinta (ugu yaraan) | 21% |
| Adkaanta (ugu badnaan) - mashaariic badan | 85 HRB (Haweenku waxay gaartay 78-85 HRB) |
| Adkaanta Saamaynta @ 0°C | ≥ 27 J (caadi ahaan 80-120 J) |
Tijaabada Waajibka ah ee Adeegga Dhadhanka:
● HIC halkii NACE TM0284 (Xalka A, 96 saacadood) – aqbalaad: CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5% (mashaariic badan ayaa u baahan 0%)
● SSC halkii NACE TM0177 (Habka A, 720h, 90% SMYS) - ma jiro dildilaac
● Adkaantu waxay dhex martaa alxanka, HAZ, iyo birta salka ah (ugu badnaan 85 HRB)
● Charpy V-Notch at 0°C (ama ka hooseeya haddii la cayimay)
3. U hoggaansanaanta Heerka Cabbirka iyo Heerarka
| Shay | Faahfaahinta |
| Heerka Caadiga ah | API 5L PSL2 oo leh kabitaan adeeg dhanaan ah |
| NACE | NACE MR0175 / ISO 15156 |
| Habraacyada Wax Soo Saarka | JCOE, UOE, saxan duuban (dhammaantood waxaa ku jira PWHT) |
| Kala duwanaanshaha Dhexroorka Dibadda | 219mm - 1,600mm (8″ - 63″) |
| Kala duwanaanshaha Dhumucda Darbiga | 6.0mm – 60mm (JCOE/UOE ugu badnaan 50.8mm, saxanka la duubay ugu badnaan 60mm) |
| Kala Duwanaanta Dhererka | 6m - 18m oo caadi ah; ilaa 24m (UOE) |
| Dhammaadka Dhammaadka | Dhammaadka La Jaray (BE) halkii API 5L |
| Dhammaadka Dusha Sare | Bare, 3LPE, FBE (dahaarka waa inuu ahaadaa mid u qalma adeegga dhanaan) |
| Dulqaadka | OD: ±0.5%; WT: -0% / +15%; Dhererka: +50mm / -0mm |
4. Cabbirrada iyo Tilmaamaha La Heli Karo – API 5L X52 PSL2 Adeegga Dhadhanka Tuubada Birta LSAW (Cabbirrada Caadiga ah ee La Xushay)
| OD (mm) | Xulashooyinka WT (mm) | Geedi socodka | Miisaanka Qiyaas ah (kg/m) | Dhererka Caadiga ah | Sifooyinka Adeegga Dhadhanka leh |
| 219 | 6.4, 8.0, 10.0, 12.5 | JCOE | 33.6 – 63.6 | 12m | PWHT, HIC ayaa la baaray |
| 273 | 8.0, 10.0, 12.5, 14.0 | JCOE | 52.3 – 89.4 | 12m / 18m | Adkaanta ≤ 85 HRB |
| 324 | 8.0, 10.0, 12.5, 14.0, 16.0 | JCOE | 62.4 – 121.5 | 12m / 18m | CEV ≤ 0.40 |
| 406 | 10.0, 12.5, 14.0, 16.0, 19.0 | JCOE/UOE | 97.7 – 181.4 | 12m / 18m | SSC ayaa la baaray |
| 508 | 10.0, 12.5, 14.0, 16.0, 19.0, 22.0 | EUE | 122.8 – 263.8 | 12m / 18m / 24m | Waddo adag oo buuxda |
| 610 | 12.5, 14.0, 16.0, 19.0, 22.0, 25.4 | EUE | 184.2 – 366.2 | 12m / 18m / 24m | Aqbalaadda HIC |
| 711 | 14.0, 16.0, 19.0, 22.0, 25.4, 28.0 | JCOE/UOE | 240.7 – 471.7 | 12m / 18m | PWHT waa qasab |
| 813 | 16.0, 19.0, 22.0, 25.4, 30.0 | JCOE | 314.4 – 579.8 | 12m / 18m | NACE MR0175 |
| 914 | 19.0, 22.0, 25.4, 30.0, 35.0 | JCOE/La duubay | 419.5 – 759.2 | 12m | Kalsiyum la daweeyay |
| 1,016 | 22.0, 25.4, 30.0, 35.0, 40.0 | La duubay | 539.2 – 963.9 | 12m | Hoos u dhac S (≤ 0.002%) |
*Dhammaan tuubooyinka adeegga dhanaan waxay helaan PWHT iyadoon loo eegin dhumucda derbiga. Tuubooyinka UOE, ballaarintu waxay ku kooban tahay 0.8-1.0% si looga fogaado cadaadiska xad-dhaafka ah.*
5. Heerarka Caadiga ah ee Tuubada Khadka Adeegga Dhanaan
| Heerka Caadiga ah | Codsiga | Shuruudaha Imtixaanka |
| API 5L PSL2 + Lifaaqa H | Tuubada khadka adeegga dhanaan | HIC, SSC, adkaansho ≤ 90 HRB |
| NACE MR0175 / ISO 15156 | Agabka loogu talagalay deegaannada H₂S | Xaddidaadaha adkaanta, kiimikada |
| NACE TM0284 | Habka tijaabada HIC | CLR, CTR, CSR |
| NACE TM0177 | Habka tijaabada SSC (Habka A, B, C, D) | Dildilaac ma jiro |
Soo koobidda isticmaalka:Ururinta gaaska dhanaan, qulqulka saliidda cayriin dhanaan, biyaha dhanaan ee warshadda sifeynta, cutubyada amine, duritaanka gaaska aashitada.
6. Habka Wax Soo Saarka - LSAW ee Adeegga Dhanaan X52 PSL2
Adeegga dhanaan wuxuu u baahan yahay tallaabooyin dheeraad ah oo ka baxsan LSAW-ga caadiga ah:
Samaynta JCOE / UOE (sida waafaqsan habka caadiga ah) + Tallaabooyinka Gaarka ah ee Dhadhanka leh:
● Xulashada saxanka– Taarikada TMCP ee lagu daweeyay sulfur yar, oo leh kaalshiyam ≤ 0.40%.
●Samaynta– JCOE-ga caadiga ah ama UOE (UOE waxaa loo door bidaa cadaadiska haraaga ah ee hooseeya).
●Alxanka SAW– Kuleylka la geliyo oo la xakameeyey ilaa ≤ 2.5 kJ/mm (ka hooseeya heerka caadiga ah). Heerkulka dhex-dhexaadka ah ≤ 200°C.
●100% UT oo leh TOFD– Ka xasaasisan UT-da caadiga ah.
●Daaweynta Kulaylka Kadib-Alxanka (PWHT)– Dhammaan tuubooyinka adeegga dhanaan waa la yareeyay. Heerkulka qoyaanka waa 600°C ± 10°C muddo 1 saac ah dhumucdiis kasta oo 25mm ah (ugu yaraan 1 saac). Qaboojinta foornada waa ≤ 200°C saacaddii.
●Ballaarinta farsamada– Xaddidan 0.8-1.0% (marka la barbar dhigo 1.5% heerka caadiga ah) si looga fogaado adkaanta shaqada qabow.
●Tijaabinta adkaanta- 3-dhibcood tubo kasta (biraha salka, alxanka, HAZ). Ugu badnaan 90 HRB, caadiyan 78-85 HRB.
●Baaritaanka HIC– Sida ku cad Xalka NACE TM0284 A, 96 saacadood. Muunado laga soo qaaday darafyada tuubooyinka.
●Imtixaanka SSC– Sida waafaqsan Habka NACE TM0177 (taagista) ama Habka B (laam qaloocan). Soo-gaadhis 720 saacadood ah.
Tilmaamaha Foornada PWHT:
●Foornada hoose ee gaariga: 12m L × 3m W × 3m H
●Isku mid ahaanshaha heerkulka: ±10°C
●Diiwaan gelinta xogta ee dufcad kasta
7. Xakamaynta Tayada & Tijaabinta Adeegga Dhadhanka X52 LSAW
| Masraxa | Kormeerka | Shuruudaha Aqbalaadda |
| Saxan | Kiimiko (OES) | C ≤ 0.14, S ≤ 0.002, CEV ≤ 0.40 |
| Saxan | Ultrasonic (dahaadhida) | Lama saarin karo > 5mm |
| Alxanka | 100% UT oo leh TOFD | Ma jiraan wax calaamado ah > 1.6mm |
| Alxanka | Baaritaanka Raajada (goob) | Dildilaac ma jiro, la'aanta isku-darka |
| Ka dib PWHT | Adkaanta (HRB) - BM, Alxanka, HAZ | ≤ 85 HRB (bartilmaameed) |
| Dhammaatay | HIC (NACE TM0284) | CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5% |
| Dhammaatay | SSC (Habka NACE TM0177 A) | Ma jiro dillaac kadib 720 saacadood |
| Dhammaatay | Charpy @ 0°C | ≥ 27 J, celcelis ahaan ≥ 40 J |
| Dhammaatay | Imtixaanka Hydrostatic-ka | 85-100% SMYS |
Dalab kasta oo adeeg dhanaan ah waxaa ku jira fayl tayo leh oo leh dhammaan warbixinnada tijaabada, raad-raaca kulaylka, iyo jaantusyada PWHT.
8. Codsiyada Aasaasiga ah - API 5L X52 PSL2 Adeegga Dhadhanka LSAW Birta Tuubada
●Khadadka ururinta gaaska dhanaan– Uruurinta gaaska dabiiciga ah ee H₂S ee laga helo ceelasha biyaha (5-50 ppm H₂S)
● Qadadka shidaalka cayriin ee leh H₂S- Qaadista qashinka dhanaan ee laga soo qaado suufka ilaa xarumaha dhexe
● Khadadka biyaha macaan ee sifeynta– Ammonium bisulfide iyo H₂S oo biyo ku jira
● Tuubooyinka qaybta daaweynta Amine– Adeeg amiin oo qani ah oo caato ah (H₂S iyo CO₂)
● Khadadka duritaanka gaaska aashitada– Ku duritaanka H₂S/CO₂ ceelasha qashinka
● Dhuumaha adeegga dhanaan ee xeebaha- Khadadka badda hoosteeda ee deegaannada H₂S
● Khadadka kor u qaadista gaaska– Duritaanka gaaska dhanaan si loo qaado ceelasha
● Tuubooyinka cutubka soo kabashada sulfur- Khadadka gaaska dabada cutubka Claus
9. Baakadaha & Rarista - Adeegga Dhadhanka X52 PSL2 LSAW Pipe
Sida baakadaha caadiga ah ee LSAW, oo leh ilaalin dheeraad ah oo loogu talagalay bevels-ka dhammaadka (daboollada dhammaadka birta aan daxalka lahayn ayaa lagula talinayaa in laga fogaado wasakhowga). Dukumentiyada waxaa ku jira warbixinnada tijaabada adeegga dhanaan oo dhammaystiran (HIC, SSC, adkaanta, jaantusyada PWHT) marka lagu daro MTC-ga caadiga ah.
10. Faa'iidooyinka Birta Womic & Su'aalaha Badiya La Weydiiyo - Adeegga Dhadhanka X52 LSAW
Maxaa loo sameeyay Womic Steel for Sour Service X52?
● Foorno PWHT ah oo gaar ah oo dhererkeedu yahay 12 mitir
● Awood CEV oo hooseysa (≤ 0.38%) iyo sulfur yar (≤ 0.0015%)
● Imtixaanka HIC iyo SSC ee gudaha (oo ay aqoonsan tahay CNAS)
● Tijaabo dhanaan oo dhinac saddexaad ah oo la heli karo (SGS, BV, TÜV)
● In ka badan 500 km oo tuubooyin adeeg dhanaan ah ayaa laga bixiyaa adduunka oo dhan
● Xirmo dukumenti oo dhammaystiran oo loogu talagalay oggolaanshaha mashruuca
Su'aalaha Badiya La Weydiiyo:
S: Waa maxay farqiga u dhexeeya X52 PSL2 caadiga ah iyo adeegga dhanaan X52?
A: Heerka PSL2 wuxuu leeyahay xadka C ≤ 0.22%, S ≤ 0.015%, CEV ≤ 0.43%, mana jiro tijaabo HIC/SSC oo qasab ah. Adeegga dhanaanku wuxuu ku darayaa: C hoose (≤ 0.14%), S (≤ 0.003% caadiga ah), CEV ≤ 0.40%, PWHT qasab ah, adkaansho ≤ 90 HRB (badanaa ≤ 85 HRB), iyo tijaabada HIC/SSC.
S: Ma loo baahan yahay PWHT dhammaan adeegyada dhanaan ee X52 iyadoon loo eegin dhumucda derbiga?
J: Haa, sida ku cad NACE MR0175 iyo tilmaamaha macaamiisha caadiga ah. Xitaa tuubooyinka 6.4mm WT, PWHT waa qasab adeegga dhanaan.
S: Waa maxay shuruudaha aqbalaadda HIC ee caadiga ah?
A: CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5%. Adeega dhanaan daran (tusaale ahaan, > 50 ppm H₂S, pH < 5), macaamiishu waxay u baahan karaan CLR = 0%. Womic waxay gaari kartaa CLR 0%.
S: Ma bixin kartaa baaritaanka SSC sida ku cad NACE TM0177?
J: Haa. Waxaan bixinaa Habka A (taagista hal-geeska ah) oo ah 90% SMYS, 720h, iyada oo aan wax dildilaac ah lahayn. Tijaabooyinka dhinac saddexaad ee markhaatiga ah ayaa diyaar ah.
S: Waa maxay waqtiga caadiga ah ee hogaaminta adeegga dhanaan X52 LSAW?
J: 60-90 maalmood, iyadoo ku xiran shuruudaha baaritaanka HIC/SSC. Iyada oo aan lahayn markhaati dhinac saddexaad ah: 60 maalmood. Iyada oo leh markhaati dhinac saddexaad ah: 75-90 maalmood.
Tixraaca Mashruuca - Dhuumaha Uruurinta Gaaska Dhanaan ee Alberta (Kanada)
Dalka:Kanada (Alberta, aagga Fox Creek - Basin Qoto dheer)
Heerka & Darajada:API 5L X52 PSL2 oo leh kabitaan adeeg dhanaan ah sida ku cad NACE MR0175 / ISO 15156
Cabbirka iyo Tirada:
● OD 323.9mm (12.75″) × Miisaan 9.5mm – 32,000 mitir (qiyaastii 2,200 tan) – JCOE
● OD 406.4mm (16″) × Miisaan 11.9mm – 18,000 mitir (qiyaastii 1,900 tan) – JCOE
● OD 508mm (20″) × Miisaan 12.7mm – 9,000 mitir (qiyaastii 1,300 tan) – UOE
Wadarta:59,000 mitir (59 km), qiyaastii 5,400 tan
Tilmaamaha:Cidhifyo godan, dahaadh 3LPE ah, tijaabinta hydrotest 10.5 MPa. PWHT dhammaan tuubooyinka. Adkaanta ugu badnaan 85 HRB. HIC: CLR 0%, CTR 0%, CSR 0%. SSC: ma jiro dildilaac. Charpy at -20°C (daqiiqad 27J, la gaaray 90-150J). Kormeerka dhinac saddexaad oo ay samaysay ABS Canada.
Codsiga:Isu-imaatinka gaaska dabiiciga ah ee dhanaan ee Basin-ka Qoto-dheer oo leh H₂S 8-35 ppm, cadaadiska hawlgalka 6-8 MPa, heerkulka jiilaalka -40°C.
Caqabadaha Farsamada iyo Xalalka:
● Heerkul aad u hooseeya (-40°C) oo lagu daray adeeg dhanaan: Womic waxay ku dartay Ni (0.20-0.30%) si loo hagaajiyo adkeysiga heerkulka hooseeya. Charpy at -40°C waxay gaartay 45-80J.
● Shuruudaha HIC ee aan lahayn dildilaac: saxamada sulfur-ka oo aad u hooseeya (S ≤ 0.0012%) oo leh saamiga Ca/S 2.0-2.5.
● Saadka fog ee leh waddooyinka barafka: laba keenis jiilaal ah oo la isticmaalayo baabuur kuleyliya.
Natiijo:Dhuumaha ayaa la bilaabay rubuci labaad ee 2024. Ma jirin wax cillado ah oo HIC ama SSC ah 18 bilood ka dib. Womic hadda waa shirkad bixisa adeeg dhanaan oo la ansixiyay.
La xiriir:
Mareegta: www.womicsteel.com
Iimayl: sales@womicsteel.com
Taleefan / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel – Lamaane aad ku kalsoonaan karto oo ku saabsan API 5L X52 PSL2 adeegyada dhanaan ee LSAW tuubooyinka birta ah ee loogu talagalay ururinta saliidda iyo gaaska ee ka kooban H₂S, sifeeynta biyaha dhanaan, iyo nidaamyada duritaanka gaaska aashitada adduunka oo dhan.






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