Paịpụ ígwè bimetal X65+316L | Paịpụ ígwè CRA dị ọnụ ala maka ọrụ CO₂ – Foto egosipụtara nke Womic Steel

Paịpụ ígwè bimetal X65+316L | Paịpụ ígwè CRA dị ọnụ ala maka ọrụ CO₂ – Womic Steel

Nkọwa Dị Mkpirikpi:

Paịpụ Mpụta (Ígwè Ndabere):API 5L X65 PSL2 - ike dị elu, ike siri ike dị mma, a na-agbado ya

Ihe mkpuchi ime (CRA Cladding):316L (UNS S31603) – ígwè anaghị agba nchara austenitic dị ala nke na-anaghị emebi emebi, na-eguzogide nchara CO₂, ọ dịkwa mma ịgbado ọkụ.

Oke nha:OD 219mm – 1219mm (8″ – 48″); Okpukpu mgbidi ígwè dị n'azụ 8mm – 30mm; Okpukpu mkpuchi 1.5mm – 3.0mm; Ogologo otu ruo 18m (omenala 24m dị)

Usoro Mmepụta:Njikọ mpịakọta ọkụ + JCOE na-akpụ - ike ịkpụ njikọ njikọ metallurgical ≥200 MPa

Ụkpụrụ na Asambodo:API SPEC 5LD (CRA Clad Steel Pipe), DNV-OS-F101, NACE MR0175, ISO 15156. Asambodo igwe EN 10204 Ụdị 3.1. Nnyocha nke ndị ọzọ (SGS, BV, DNV, TÜV) dị.

Ngwa:Paịpụ mmanụ sitere n'okike dị n'ụsọ oké osimiri, eriri injection CO₂, sistemu injection mmiri, obere ụzọ mmanụ na gas chloride, paịpụ njikọ ụlọ ọrụ mmepụta ihe.

Womic SteelỌ na-enye paịpụ X65+316L nke ejiri ígwè kpụọ - ihe ọzọ dị ọnụ ala karịa alloys siri ike nke 316L ma ọ bụ karịa. Emebere ya maka ọrụ dị ụtọ (CO₂ na-enweghị H₂S ma ọ bụ chlorides dị mkpa). Ejiri akwụkwọ zuru oke na ahụmịhe mbupu zuru ụwa ọnụ kwado ya.

Zitere anyị ozi-e Nkọwapụta Ngwaahịa

Nkọwa Ngwaahịa

Akara Ngwaahịa

1. Nchịkọta - Ihe kpatara X65+316L ji akpọchie ọkpọkọ

Maka paịpụ ndị na-ebuga gas sitere n'okike nwere carbon dioxide (CO₂) mana naanị obere hydrogen sulfide (H₂S) na obere chlorides, ígwè carbon siri ike na-ere ere ngwa ngwa, ebe ígwè siri ike nke 316L anaghị agba nchara na-adịkarị oke nkọwapụta ma dị oke ọnụ.

Paịpụ ígwè abụọ nke nwere njikọ X65+316Lna-enye ezigbo ala etiti:

Mpụta X65 oyi akwana-enye ike dị elu (kacha nta mmepụta 450 MPa), ike mgbawa, na njide nrụgide - kpọmkwem ihe a maara maka ọkpọkọ ahịrị API 5L X65.

Ihe mkpuchi dị n'ime 316Lna-emetụta mmiri ahụ ozugbo, na-eguzogide mmebi CO₂, oxidation izugbe, na ọnọdụ acid dị nro.

Njikọ ígwè na-ejikọta akwa abụọ ahụ mgbe niile site na njikọ ígwè (njikọ mpịakọta ọkụ + nhazi JCOE). Enweghị ihe egwu nke mkpuchi ahụ ịda, ịcha, ma ọ bụ nkewa - n'adịghị ka paịpụ e ji ígwè rụọ.

A na-ejikarị ngwakọta a eme ihe n'ọtụtụ ebesistemụ mkpokọta gas dị ụtọ,Ọkpọkọ mmanụ emelitere CO₂ (EOR),ahịrị ntinye mmiri, nausoro mmanụ na gas dị ala nke nwere obere chloride.

2. Isi Atụmatụ na Uru

atụmatụ	Uru
Njikọ ọla	Ike ịkwa ákwà nke njikọ ≥200 MPa - enweghị mbibi ma ọ bụ mmebi nke liner n'okpuru nrụgide/okpomọkụ na-agba
Nkwado ike dị elu nke X65	Na-enye mgbidi dị gịrịgịrị na obere ọkwa ígwè, na-ebelata ibu na ọnụ ahịa ịgbado ọkụ
Nguzogide nchara 316L	Na-eguzogide mmebi CO₂ (ọrụ dị ụtọ), oxidation izugbe, na obere mwakpo chloride
Ọnụ ego dị irè	40-50% dị ọnụ ala karịa paịpụ siri ike nke 316L nke nwere otu ọkwa nrụgide
Nchọta zuru oke	Paịpụ ọ bụla e ji nọmba okpomọkụ mara; akụkọ MTC na NDT zuru ezu
Achọpụtala na ọrụ	E tinyere ya n'ime ọtụtụ narị kilomita nke ọkpọkọ gas n'ime ala

3. Data Teknụzụ na Nkọwapụta Ihe

3.1 Ihe mejupụtara kemịkalụ (%)

Ihe	Ígwè nkwado X65 (kachasị)	Ihe mkpuchi 316L (kachasị)
Kabọn (C)	0.12	0.030
Silikọn (Si)	0.45	0.75
Manganese (Mn)	1.60	2.00
Fọshọrọs (P)	0.025	0.045
Sọlfọ (S)	0.015	0.030
Chromium (Cr)	0.30	16.0 – 18.0
Nickel (Ni)	0.50	10.0 – 14.0
Molybdenum (Mo)	0.15	2.0 – 3.0
Niobium (Nb)	0.05	—
Titanium (Ti)	0.04	—
Vanadium (V)	0.10	—

3.2 Njirimara Mechanical

Akụ na ụba	Nkwado X65	Ihe mkpuchi 316L
Ike Mmepụta (min, MPa)	450	170
Ike nrụgide (min, MPa)	535	485
Ogologo (nkeji, %)	18	35
Ike siri ike (kachasị, HV)	250	200
Ike Mmetụta (min, J @ 0°C)	100 (nkezi)	Achọghị ya

3.3 Njirimara Njikọta Njikọta

Paramita	Ihe achọrọ	Usoro Ule
Ike Ịkpụcha	≥200 MPa	Pupụ ule kwa API 5LD
iguzosi ike n'ezi ihe nke njikọ UT	Enweghị mwepụ >50mm, mkpokọta <2%	Nyocha ultrasound ahụ zuru oke

3.4 Oke nha (Nkịtị)

OD (inch/mm)	WT Nkwado (mm)	WT mkpuchi (mm)	Ogologo (m)
8″ (219.1)	8.0 – 15.0	1.5 – 2.5	12/18
10″ (273.1)	8.0 – 18.0	1.5 – 3.0	12/18
12" (323.9)	9.0 – 20.0	1.5 – 3.0	12/18
16" (406.4)	10.0 – 22.0	2.0 – 3.0	12/18
20″ (508.0)	10.0 – 25.0	2.0 – 3.0	12/18
24″ (609.6)	12.0 – 30.0	2.0 – 3.0	12/18
36″ (914.4)	12.0 – 30.0	2.0 – 3.0	12/18
48″ (1219.2)	14.0 – 30.0	2.0 – 3.0	12/18

Enwere ike ịchọta akụkụ pụrụ iche ma ọ bụrụ na achọrọ ya. Oke ọkpụrụkpụ mkpuchi kachasị elu ruo 4mm n'ọnọdụ pụrụ iche.

4. Usoro Mmepụta - Njikọta Mpịakọta Na-ekpo Ọkụ + JCOE

Womic Steel na-emepụta ọkpọkọ X65+316L nke ejiri ihe ndị ụlọ ọrụ kwadoro mee.njikọ mpịakọta ọkụ + JCOE na-akpụụzọ:

Nkwadebe elu– A na-ehicha efere X65 na 316L, a na-egwepịa ha, ma na-enyocha ha.

Nzukọ ikpo ọkụ vacuum– E tinyere ihe mkpuchi 316L n'ime efere abụọ ahụ, a na-emechikwa ha n'okpuru ikuku iji wepụ ikuku oxygen.

Mkpọgharị ọkụ– A na-ekpo ọkụ ikpo ahụ ruo 1150-1250°C ma gafere ya site na igwe na-agbagharị agbagharị. Mbelata dị elu (5:1 ruo 10:1) na-emepụta njikọ ígwè site na mgbasa atọm.

Iju oyi na nyocha efere– A na-ajụ oyi efere ahụ e ji kpuchie, njikọ ahụ bụkwa nke a nwalere 100% maka mwepụ ọ bụla.

Ịmepụta JCOE– A na-akpụcha efere ahụ e ji ákwà kpuchie n'ọnụ ya, wee mepụta ya ka ọ bụrụ ọkpọkọ mepere emepe site na iji usoro igwe JCO.

Ịgbado nkwonkwo ogologo– A na-eji ihe mkpuchi arc nke dị n'akụkụ abụọ (SAW) nke nwere ihe mkpuchi 316L ma ọ bụ 309L n'ime pas ahụ, a na-ejikwa ihe mkpuchi ígwè carbon n'elu pas ahụ.

Ịgbasawanye (nhọrọ)– Mgbasawanye igwe na-eme ka gburugburu dị mma ma na-ebelata nrụgide ndị na-etolite.

Ọgwụgwọ okpomọkụ- A na-etinye ọgwụgwọ okpomọkụ mgbe a gbasasịrị ya (PWHT) mgbe nkọwapụta ọrụ chọrọ ya.

NDT na nnwale– Lee Nkebi nke 5 n'okpuru.

Mmecha njedebe– E ji mmanụ na-egbochi nchara na mkpuchi plastik kpuchie nsọtụ ndị a.

5. Njikwa na Nnwale Ogo - A na-enyocha Paịpụ ọ bụla

A na-anwale paịpụ X65+316L dịka API 5LD na ihe achọrọ maka ọrụ si dị.

Ule	Ụzọ	Oke	Nnabata
Nkwenye ihe eji arụ ọrụ	OES spectrometer	Okpomọkụ ọ bụla nke X65 na 316L	Kemịstrị kwa ọkọlọtọ
Nnwale ultrasound nke njikọ	Ahụ zuru oke UT (ogologo na ebili mmiri shear)	100% nke efere e ji ihe kpuchie tupu e mepụta ya	Enweghị mwepụ > 50mm; mkpokọta mwepụ <2%
Njikọ njikọta UT	UT akpaaka (usoro nhazi / omenala)	100% nke njikọta ogologo oge	Ụkpụrụ API 5LD / DNV
Njikọ Weld MT / PT	Ihe ndọta magnetik / ihe na-abanye agba	Mkpanaka njikọta, nsọtụ	Enweghị ihe ngosi ahịrị
Nnwale igwe	Mgbagọ agbagọ, mgbagọ a na-eduzi	Otu n'ime otu mmepụta (ruo paịpụ iri ise)	Ọdịda n'èzí weld / njikọ
Nnyocha siri ike	HV10 gafee ihe mkpuchi, njikọ, HAZ	Otu otu kwa otu	Ihe mkpuchi ≤200 HV, nkwado azụ ≤250 HV
Nnwale Hydrostatic	Nrụgide imewe 1.5 ×, jide 10s	Paịpụ ọ bụla	Enweghị ntapu mmiri
Nlele nha	Laser / calipers / teepu	100%	OD, WT, ogologo, ọdịdị
Nnyocha anya na njedebe	Ihe a na-ahụ anya ozugbo	100%	Enweghị ntụpọ elu; bevel kwa eserese

Ule ndị ọzọ dị ma ọ bụrụ na achọrọ ya:

● Nchikota dị n'etiti granular (ASTM A262 Practice E) maka mkpuchi 316L

● HIC / SSC (NACE TM0284 / TM0177) maka ọrụ dị ụtọ

● Mmetụta okpomọkụ dị ala (Charpy) maka ígwè nkwado na -20°C / -40°C

● Ntụle ọdịnaya Ferrite

6. Ihe atụ na ngwa ọrụ nkịtị

6.1 Nchịkọta Gas Okike n'ụsọ oké osimiri

Ihe atụ:Ebe gas dị na Etiti Eshia nke nwere CO₂ ọdịnaya 12-18%, H₂S <20ppm, chlorides <1000ppm.
Ngwọta:Paịpụ e ji ákwà kpuchie X65+316L, OD 323.9mm, WT azụ ya bụ 12.7mm, mkpuchi ya bụ 2.0mm.
Nsonaazụ:E tinyere paịpụ mmiri dị kilomita 85 n'afọ 2021-2022; nyocha dị n'ime ụlọ mgbe afọ abụọ gachara egosighi mmebi a na-apụghị ịtụle.

6.2 CO₂ Mgbake Mmanụ Emelitere (EOR)

Ihe atụ:Ọwa mmiri CO₂ maka ọrụ CCUS na North China.
Ngwọta:Paịpụ e ji ákwà kpuchie X65+316L, OD 508mm, WT azụ ya bụ 15.9mm, mkpuchi ya bụ 2.5mm.
Nsonaazụ:Ọwa ọkpọkọ mmiri dị kilomita iri abụọ na ise na-arụ ọrụ na 22 MPa, 60°C; ọ dịghị nsogbu ọ bụla gbasara nchara ma ọ bụ ihe mkpuchi mgbe ọnwa iri na asatọ gachara.

6.3 Ahịrị Ntụtụ Mmiri

Ihe atụ:Emepụtara mgbanye mmiri ọzọ na Middle East, obere chlorides mana CO₂ dị elu.
Ngwọta:Paịpụ e ji ákwà kpuchie X65+316L, OD 610mm, WT azụ ya bụ 12.7mm, mkpuchi ya bụ 1.8mm.
Nsonaazụ:Ejiri ígwè siri ike nke carbon na ihe mgbochi corrosion dochie ya; ọnụ ahịa mmezi ahụ belatara pasentị iri anọ.

7. Gịnị mere ị ga-eji họrọ Womic Steel maka X65+316L Clad Pipe?

Ihe Mere	Nkọwa
Onye nrụpụta nwere ahụmịhe	N'ime afọ iri na ise nke mmepụta paịpụ e ji ihe kpuchie, e zigara ọtụtụ puku tọn
Ezigbo njikọ ígwè	Enweghị ihe egwu mbibi nke liner - kwekọrọ na API 5LD zuru oke
Nchọta zuru oke	A pụrụ ịchọta paịpụ ọ bụla site na eriri igwe ruo na nyocha ikpeazụ
NDT dị n'ime ụlọ	UT, MT, na hydrostatic - ndị ọkachamara a kwadoro na-arụ ọrụ niile a.
Obere oge ndu	Nha ọkọlọtọ: izu 8-10; nha omenala: izu 12-14
Mbupu zuru ụwa ọnụ	Usoro FOB, CIF, CFR; nkwakọ ngwaahịa maka ibu ibu n'oké osimiri (akpa ma ọ bụ nnukwu ihe eji agbaji)

8. Ajụjụ Ndị A Na-ajụkarị (Ajụjụ Ndị A Na-ajụkarị)

Q1: Enwere ike iji paịpụ X65+316L kpuchie ya maka ọrụ mmiri ara ehi (H₂S)?
A: A naghị atụ aro ya maka H₂S dị elu (>50ppm) ma ọ bụ chloride dị elu (>10,000ppm). Maka ọrụ gbara ụka, anyị na-akwado X65MS backback + Alloy 825 ma ọ bụ Inconel 625 cladding.

Q2: Ihe mkpuchi 316L ọ na-adị mfe ịnweta mmetụta n'oge ịgbado ọkụ?
A: 316L nwere obere carbon (≤0.03%), yabụ ọ na-eguzogide mmetụta uche. Maka nchekwa ọzọ, anyị nwere ike ịnye paịpụ a na-eji mmiri kpuchie.

Q3: Ogologo oge ole ka ọrụ nkịtị dị?
A: N'ọrụ CO₂ dị ụtọ (enweghị chlorides ma ọ bụ H₂S), afọ 20-30 ka a ga-emezu. Ndụ n'ezie dabere na ọsọ mmiri, okpomọkụ, na ihe mejupụtara kemịkalụ.

Q4: Ị nwere ike ịnye obere ọkpọkọ X65+316L nke nwere dayameta (≤6″)?
A: Maka dayameta nke ≤168mm (6″), ihe nkedo centrifugal na-enweghị ntụpọ na paịpụ e ji extrusion kpuchie dabara adaba. Anyị na-enyekwa nke ahụkwa.

Q5: Kedu akwụkwọ dị na mbupu ọ bụla?
A: Asambodo EN 10204 Ụdị 3.1 (kemistri, nrụgide, mmetụta, ihe mkpuchi njikọ, UT, hydro), akụkọ NDT, akụkọ nha, ndepụta ngwugwu, akwụkwọ ọnụahịa azụmaahịa, akwụkwọ ọnụahịa ibu.

Q6: Ị na-enye nyocha nke ndị ọzọ?
A: Ee. Anyị na-arụ ọrụ na SGS, BV, DNV, TÜV, ABS, LR. Asambodo ụdị 3.2 dị ma e jiri ya nyochaa ndị akaebe.