ASTM A252 Ọkwa 2 LSAW Steel Pipe: Ike Mmepụta na Nkọwapụta Ngwaahịa

Nkọwa Dị Mkpirikpi:

Womic Steel na-enye paịpụ ígwè ASTM A252 Grade 2 LSAW dị elu maka ikpo ntọala, ogidi mmiri, ntọala ụlọ, na ihe owuwu mmiri. Grade 2 na-enye ike mmepụta kacha nta nke 240 MPa (35,000 psi) na ike nrụgide kacha nta nke 415 MPa (60,200 psi), na-eme ka ọ bụrụ ọkwa ikpo osisi kacha akọwapụtara maka ngwa ntọala izugbe. Usoro LSAW gụnyere JCOE, UOE, na ụzọ ịgbado efere a na-atụgharị, na-enye akwa ogologo kwụ ọtọ yana nkwụsi ike dị mma. Maka nnukwu dayameta ma ọ bụ ikpo mgbidi dị arọ (ruo ọkpụrụkpụ mgbidi 80mm), Womic na-eji mpịakọta efere na ịgbado arc dị iche iche. Dayameta mpụga site na 219mm ruo 3,000mm (8″ - 120″), ọkpụrụkpụ mgbidi site na 6.0mm ruo 80mm, ogologo ruo 60m. Asambodo igwe, ule ultrasonic 100% (njikọta weld), njedebe beveled ma ọ bụ larịị, yana mkpuchi mgbochi corrosion (coal tar epoxy, bitumen, zinc). Dabara adaba maka ntọala àkwà mmiri, ikpo ọdụ ụgbọ mmiri, iwu ntọala miri emi, cofferdams, mgbidi ndị na-ejide ihe, na ikpo okporo ụzọ.

Nha Paịpụ ígwè LSAW:Dayameta Mpụga: 219mm – 3,000mm (8″ – 120″), Ọkpụrụkpụ Mgbidi: 6.0mm – 80mm (JCOE/UOE kacha 50.8mm, efere a kpụrụ akpụ kacha 80mm), Ogologo: 6m – 18m ọkọlọtọ, ogologo omenala ruo 60m

Ọkọlọtọ na ọkwa nke LSAW Steel Pipe:ASTM A252 Klas nke 2; ọ dịkwa Klas nke 1 na Klas nke 3; EN 10248 S235GP, S275GP, S355GP dị ma ọ bụrụ na a rịọ ya

Ojiji nke LSAW Steel Pipe:Ikpo ntọala àkwà mmiri, ọdụ ụgbọ mmiri na ọdụ ụgbọ mmiri, iwu ntọala miri emi, ebe nchekwa ihe, ikpo mgbidi, ntọala akara okporo ụzọ, ebe a na-adọba ụgbọ okporo ígwè, ikpo ihe owuwu nwa oge, ikpo ihe mkpuchi mmiri, ime ka ala kwụsie ike

Womic Steel na-enye ọnụahịa dị elu ma dị mma nke paịpụ ígwè ASTM A252 Grade 2 LSAW, pipụ paịpụ ígwè, paịpụ piling JCOE, paịpụ mgbidi dị arọ, paịpụ piling ogologo ogologo. Asambodo igwe, nnwale mmiri (nhọrọ), nyocha weld UT, njedebe beveled/plain, mkpuchi mgbochi corrosion dị. Enwere ike inye ya ozugbo n'ụlọ ọrụ mmepụta ihe maka injinịa obodo na ọrụ mmiri n'ụwa niile.

Zitere anyị ozi-e Nkọwapụta Ngwaahịa

Nkọwa Ngwaahịa

Akara Ngwaahịa

1. Womic Steel: Ike Mmepụta na Ike Ụlọ Ọrụ

Womic Steel Group na-arụ ọtụtụ usoro mmepụta LSAW maka itinye ihe n'ime ụlọ. ASTM A252 Grade 2 bụ ọkwa ọrụ maka itinye ihe n'ime ụlọ, na-enye nguzozi nke ike na ịdị ike maka ikpo ihe a na-akwagharị. Usoro LSAW dị mma maka ịtụ ihe n'ime ụlọ buru ibu karịa ikike ERW.

●Ahịrị JCOE:Maka dayameta nke 406mm – 1,422mm (16″–56″), ọkpụrụkpụ mgbidi ruo 50.8mm.

● Ahịrị UOE:Maka dayameta nke 508mm – 1,220mm (20″–48″), ọkpụrụkpụ mgbidi ruo 40mm.

● Efere a kpụkọrọ akpụkọ (Otu ihe e ji akwakọta otu):Maka dayameta nke 600mm – 3,000mm (24″–120″), ọkpụrụkpụ mgbidi site na 25mm ruo 80mm.

● Efere a kpụkọrọ akpụkọ (Akwa abụọ):Maka dayameta nke 1,200mm – 3,000mm (48″–120″), ọkpụrụkpụ mgbidi ruo 80mm.

Ngụkọta ikike LSAW karịrị tọn 300,000 kwa afọ, yana mmepụta A252 Grade 2 karịrị tọn 100,000 kwa afọ. Womic Steel nwere ISO 9001, ma nwee ike inye nyocha nke ndị ọzọ site na SGS, BV, TÜV. Enyere ihe karịrị kilomita 800 nke paịpụ A252 na-ebuli elu n'ụwa niile.

Mgbanwe Mmepụta maka Klas nke 2:

● JCOE: 406–1,422mm OD × 6.0–50.8mm WT × ≤ 18m

● UOE: 508–1,220mm OD × 6.0–40.0mm WT × ≤ 24m

● Efere a gbagọrọ agbagọ (otu ihe mkpuchi): 600–3,000mm OD × 25–80mm WT × ≤ 18m (ogologo site na ịgbado ọkụ)

● Efere a kpụkọrọ akpụkọ (agbụ abụọ): 1,200–3,000mm OD × 25–80mm WT × ≤ 18m

Okpokoro ogologo ruo mita 60 dị site na ịgbado ọtụtụ akụkụ site na njedebe ruo na njedebe yana njikọta gburugburu 100% UT nke a na-enyocha.

2. ASTM A252 Ọkwa nke 2: Ihe mejupụtara ihe na njirimara arụmọrụ

ASTM A252 Ọkwa 2 bụ ọkwa ígwè carbon siri ike nke ọkara maka ikpo ọkpọkọ ọkpọkọ na-agbakọta na nke na-enweghị ntụpọ. Ike mmepụta kacha nta bụ 240 MPa (35,000 psi) na ike nrụgide 415 MPa (60,200 psi). Ọ na-enye ezigbo ductility maka ịnya ụgbọala n'ọhịa (hammering) na ezigbo ike ịgbado ọkụ.

Ihe mejupụtara kemịkalụ (oke pasent site na oke - nke a na-ahụkarị, ASTM A252 anaghị enye iwu ka a kpaa ókè):

Ihe	Ụdị nkịtị (Womic Steel)
C	0.20 – 0.26
Mn	0.80 – 1.20
P	≤ 0.030
S	≤ 0.030
Si	0.15 – 0.35
CEV	≤ 0.44 (ihe a na-ahụkarị bụ ≤ 0.42)

Njirimara Mekaniki (Okpomọkụ Ụlọ):

Akụ na ụba	ASTM A252 Ọkwa 2
Ike Mmepụta (nkeji)	240 MPa (35,000 psi)
Ike nrụgide (nkeji)	415 MPa (60,200 psi)
Ogologo (nkeji) - nha 50mm	Pasentị iri abụọ
Ogologo (nkeji) - nha 200mm	Pasentị iri na abụọ

Ntụnyere ya na Klas nke 1 na Klas nke 3:

Ọkwa	MPa nke mmeli	MPa nrụgide	Ngwa nkịtị
Klas nke 1	205	310	Ọrụ dị mfe, mkpọda nwa oge
Klas nke Abụọ	240	415	Ịkpọ ntọala izugbe (nke a na-ahụkarị)
Klas nke 3	345	455	Ọrụ dị arọ, ntọala miri emi

Ọkwa nke abụọ bụ ọkọlọtọ ụlọ ọrụ maka ọtụtụ ngwa injinịa obodo n'ihi arụmọrụ ọnụ ahịa ya na ike zuru oke.

3. Nrubeisi na Nrubeisi nke Oke na Ụkpụrụ

ihe	Nkọwapụta
Ọkọlọtọ	ASTM A252 Ọkwa 2 (nakwa Ọkwa 1, Ọkwa 3)
Usoro Mmepụta	JCOE, UOE, efere a kpụrụ akpụ (otu/ugboro abụọ)
Oke Dayameta Mpụta	219mm – 3,000mm (8″ – 120″)
Oke ọkpụrụkpụ mgbidi	JCOE/UOE: 6.0mm – 50.8mm; Efere a kpụrụ akpụ: 25mm – 80mm
Ogologo Ogologo	Ọkọlọtọ: 6m, 12m, 18m; Agbatịworo: ruo 60m (ịgbado ngalaba)
Ọgwụgwụ Ọgwụgwụ	Ọgwụgwụ Dị larịị (PE) - mbepụ akụkụ anọ, Ọgwụgwụ Beveled (BE) maka ịgbado ọkụ
Mmecha Elu	Gbara mmanụ (e ji mmanụ mee), Ojii, Epoxy nke Kol, Bitumen, Zinc (e ji galvanized mee)
Ndozi (ASTM A252)	OD: ±0.75% ma ọ bụ ±3.2mm; WT: -0% / +15%; Ogologo: +100mm / -0mm
Ịkwụ ọtọ	≤ 0.2% nke ogologo (1/4″ kwa 10ft nkịtị)

4. Nha na nkọwapụta dị - ASTM A252 Grade 2 LSAW Steel Pipe (Nha ndị a họọrọ)

OD (mm)	Nhọrọ WT (mm)	Usoro	Ibu dị ihe dịka (kg/m)	Ogologo Ọkọlọtọ	Ngwa nkịtị
219	6.4, 8.0, 10.0, 12.5	JCOE	33.6 – 63.6	12m	Okpoko ụlọ
273	6.4, 8.0, 10.0, 12.5, 14.0	JCOE	42.1 – 89.4	12m / 18m	Ọdụ ụgbọ mmiri
324	8.0, 10.0, 12.5, 14.0, 16.0	JCOE	62.4 – 121.5	12m / 18m	Ọdụ ụgbọ mmiri na-agbakọta
406	8.0, 10.0, 12.5, 14.0, 16.0, 20.0	JCOE/UOE	78.5 – 190.4	12m / 18m	Ntọala ọdụ ụgbọ mmiri
508	10.0, 12.5, 14.0, 16.0, 20.0, 25.0	UOE	122.8 – 297.8	12m / 18m / 24m	Ịkpọkọ ihe n'ime mmiri
610	12.5, 14.0, 16.0, 20.0, 25.0, 30.0	UOE	184.2 – 429.1	12m / 18m	Ntọala miri emi
711	14.0, 16.0, 20.0, 25.0, 30.0, 35.0	JCOE/UOE	240.7 – 583.5	12m / 18m	Ikpo okwu dị n'ụsọ oké osimiri
813	16.0, 20.0, 25.0, 30.0, 35.0, 40.0	JCOE	314.4 – 762.7	12m / 18m	Àkwà mmiri buru ibu
914	20.0, 25.0, 30.0, 35.0, 40.0, 50.0	JCOE/Akpụkpọgharị	441.0 – 1,065.1	12m / 18m	Mgbasawanye ọdụ ụgbọ mmiri
1,016	20.0, 25.0, 30.0, 35.0, 40.0, 50.0	Akpọchiri akpọchi	491.3 – 1,191.7	12m	Ọdụ ụgbọ mmiri
1,220	25.0, 30.0, 35.0, 40.0, 50.0, 60.0	Akpọchiri akpọchi	736.5 – 1,716.9	12m	Ngụkọta mmiri miri emi
1,422	30.0, 35.0, 40.0, 50.0, 60.0, 70.0	Akpọchiri (otu)	1,030 – 2,335	12m	Àkwà mmiri mega
1,600	35.0, 40.0, 50.0, 60.0, 70.0, 80.0	Akpọchiri (okpukpu abụọ)	1,350 – 3,000	12m	Ifufe dị n'ụsọ oké osimiri
2,000	40.0, 50.0, 60.0, 70.0, 80.0	Akpọchiri (okpukpu abụọ)	1,933 – 3,784	12m	Nnukwu mmiri mmiri
2,500	50.0, 60.0, 70.0, 80.0	Akpọchiri (okpukpu abụọ)	3,023 – 4,766	12m	Ọrụ pụrụ iche
3,000	60.0, 70.0, 80.0	Akpọchiri (okpukpu abụọ)	4,351 – 5,765	12m	Nhazi mega

Maka itinye ihe n'ime ya, nha nha adịghị oke njọ karịa API 5L, nke na-enye ohere ka e mepụta ya n'ụzọ dị ọnụ ala. Ogidi ndị dị ogologo ruo mita 60 dị site na ngalaba ịgbado ọkụ.

5. Ụkpụrụ na Ọkwa Ndị A Na-ahụkarị - Piling Pipe

Ọkọlọtọ	Ọkwa ígwè	Ngwa nkịtị
ASTM A252	Klas nke 1, Klas nke 2, Klas nke 3	Ịkpọ ntọala, mmiri
EN 10248	S235GP, S275GP, S355GP	Mkpọkọ mpempe akwụkwọ a na-akpọ ọkụ (paịpụ)
EN 10219	S235JRH, S275JRH, S355JRH	Akụkụ oghere e ji usoro nhazi mee nke oyi kpụrụ
API 5L	GR.B, X42	Ịkwado ikpo okwu maka ikpo okwu mmanụ/gas
BS 7191	S275, S355	Ngụkọta mmiri n'ụsọ oké osimiri

Nchịkọta ojiji:Ntọala àkwà mmiri, ikpo ọdụ ụgbọ mmiri, iwu ntọala miri emi, cofferdams, ogidi fender mmiri, monopiles ifufe dị n'ụsọ oké osimiri, ikpo okporo ụzọ.

6. Usoro Mmepụta - LSAW maka ASTM A252 Ọkwa 2 nke Paịpụ Piling

Maka ngwa ikpo ọkụ, ịdị mma nke weld na ductility dị oke mkpa maka iguzogide ịkwọ ụgbọala hama.

Usoro JCOE (406–1,422mm OD, 6.0–50.8mm WT):

● Nhazi JCO ọkọlọtọ

● Ịgbado ọkụ SAW n'ime na n'èzí

● Mgbasa igwe (nhọrọ)

● Dabara adaba maka ọtụtụ ikpo ntọala

Usoro UOE (508–1,220mm OD, 6.0–40mm WT):

● U-press + O-press nwere mgbasawanye

● Na-emepụta ikpo gburugburu dị oke mma - ọ dị mma maka ịnagide nrụgide ịnya ụgbọala

Efere a kpụkọrọ akpụkọ (Otu ihe e ji akwa ákwà) maka dayameta buru ibu (600–3,000mm OD, 25–80mm WT):

● Mpịakọta anọ na-agbagọ n'ime silinda

● Ịgbado ọkụ SAW ogologo oge

● Enweghị mgbasawanye - ovality ruo 1% a na-anabata maka ikpo ọkụ

● Ọ dị mma maka nnukwu ikpo mmiri

Ịkpụpụta Ogidi Ogologo (ruo mita 60):Womic nwere ike ịgbado ọtụtụ akụkụ site na njedebe ruo na njedebe site na iji njikọta butt SAW zuru oke. A na-enyocha njikọta gburugburu ọ bụla 100% UT.

Nnwale maka Okpomọkụ Ndị A Na-akwagharị:

● Nnwale ire ere (dịka ASTM A252 si kwuo)

● Nnwale gbagọrọ agbagọ nke e duziri (ike weld ductility)

● Nnwale Ultrasonic (nhazi njikọta - ntụpọ ma ọ bụ 100% mgbe a rịọrọ ya)

7. Usoro Njikwa na Nnwale Ogo maka ASTM A252 Grade 2 LSAW Steel Pipe

Ogbo egwuregwu	Usoro Nnyocha	Ebumnuche
Efere	Nnyocha Kemịkalụ	Nyochaa ihe mejupụtara ya
Efere	Ule Nrụgide	Lelee mmụba ≥ 240 MPa, nrụgide ≥ 415 MPa
N'ime usoro	Akụkụ (OD, WT)	Hụ na nrubeisi bụ isi
Njikọ njikọta	Nnwale Ultrasonic (ntụpọ ma ọ bụ 100% dịka akọwapụtara)	Chọpụta ntụpọ weld
Njikọ njikọta	Nnyocha nke Magnetik (nhọrọ - akwadoro maka ikpo ndị a chụpụrụ)	Mgbawa elu
Paịpụ emechara	Nnwale Ịkwalite (ọ dị mkpa)	Ahụ ọkpọkọ na njikwa weld
Paịpụ emechara	Nnwale Nduzi nke Nduzi (weld)	Njikọta weld
Paịpụ emechara	Anya na Akụkụ	Elu, ịdị larịị, akara

Maka ASTM A252, ule ime ka ọ dị larịị dị oke mkpa: a na-eme ka akụkụ nke paịpụ dị larịị ruo 1/3 nke dayameta mbụ (maọbụ ruo mgbe weld ahụ gbajiri agbaji). A naghị ekwe ka mgbawa ma ọ bụ gbajie.

8. Ngwa Ndị Isi – ASTM A252 Ọkwa 2 LSAW Steel Pipe

●Ntọala àkwà mmiri- Okpokoro ndị a kpụkọrọ akpụkọ maka ogidi mmiri n'ime osimiri na ala dị nro

● Ọdụ ụgbọ mmiri na ọdụ ụgbọ mmiri na-agbakọta- Ntọala ọdụ ụgbọ mmiri, mgbidi ọdụ ụgbọ mmiri

● Iwulite ntọala miri emi– Ogidi ụlọ dị elu n'obodo ukwu

● Ụlọ ọrụ Cofferdams- Njide ala nwa oge maka owuwu

● Ịnọgide na-ejigide ikpo mgbidi- Sistemụ njigide ụwa na-adịgide adịgide

● Ihe ịrịba ama okporo ụzọ na ntọala ọkụ- Mkpọchi obere dayameta

● Ọdụ ụgbọ okporo ígwè- Akụrụngwa ụgbọ okporo ígwè dị arọ

● Ikpo ihe mkpuchi mmiri- Sistemụ fender maka ebe ị ga-etinye ụgbọ mmiri

● Ịkwụsi ike n'ala- Ọrụ mmezi ala

● Ịkpọkọ ihe owuwu nwa oge– Nkwado maka igwu ala

9. Nkwakọ ngwaahịa na Mbupu - ASTM A252 Ọkwa 2 LSAW Steel Pipe

Nkwakọ ngwaahịa:

● Obere dayameta (≤ 610mm): Ejiri eriri ígwè (ton 5-10 kwa ngwugwu) kee ya na ihe nchebe nkuku

● Dayameta buru ibu (> 610mm): Paịpụ nke ọ bụla nwere dunnage osisi

● Okpokoro ndị dị ogologo (> 18m): E zigara ha n'otu n'otu n'elu racks dị larịị ma ọ bụ arịa ndị nwere nnukwu ibu

● Mkpuchi njedebe: Mkpuchi plastik maka nsọtụ beveled; enwere ike ịhapụ nsọtụ nkịtị mepere emepe

Mbupu:

● Ngwa ndị na-agbaji nnukwu maka nnukwu dayameta na ogologo ikpo

● Ihe mkpuchi maka obere dayameta (≤ 610mm, ≤ 12m)

● Rak ndị dị larịị maka ogologo 12-24m

● Ụgbọ okporo ígwè ma ọ bụ gwongworo maka nnyefe n'ime obodo

Akwụkwọ:Asambodo Nnwale Ụlọ Ọrụ (EN 10204 Ụdị 3.1), akụkọ nha, akụkọ nnwale dị larịị, akụkọ UT (ọ bụrụ na akọwapụtara ya), ndepụta ngwugwu, akwụkwọ ọnụahịa azụmahịa, COO.

10. Uru na Ajụjụ Ndị A Na-ajụkarị Banyere Womic Steel – ASTM A252 Grade 2 LSAW Steel Pipe

Gịnị mere Womic Steel ji arụ ọrụ maka A252 Grade 2 Piling?

●Nnukwu ikike dayameta ruo 3,000mm (120″)

●Mgbidi dị arọ ruo 80mm

●Ịmepụta ikpo osisi ogologo ruo mita 60 - na-ebelata njikọ ubi

●Ọ dị ọnụ ala maka nnukwu ọrụ akụrụngwa

●Nnyocha nke ndị ọzọ dị (SGS, BV, TÜV)

Ajụjụ Ndị A Na-ajụkarị:

Q: Kedu ihe dị iche n'etiti ASTM A252 Grade 2 na Grade 3 maka ikpo okwu?
A: Ọkwa nke atọ nwere ike dị elu (345 MPa vs 240 MPa mmepụta) ma a na-eji ya maka ntọala miri emi ma ọ bụ ihe achọrọ ibu dị elu. Ọkwa nke abụọ dị ọnụ ala ma zuru oke maka ọtụtụ ngwa ntọala izugbe (àkwà mmiri, ụlọ, ọdụ ụgbọ mmiri). Họrọ Ọkwa nke abụọ maka ibu ọkọlọtọ, Ọkwa nke atọ maka ibu dị arọ ma ọ bụ ịnya ụgbọ miri emi.

A: Ị na-enye ọkpọkọ A252 Grade 2 nwere mkpuchi galvanized?
A: Ee. Anyị na-enye galvanizing ọkụ-mipu dịka ASTM A123 si dị. Ogologo kachasị maka galvanizing bụ 12.5m. Maka ikpo ndị dị ogologo, anyị na-akwado mkpuchi epoxy ma ọ bụ mkpuchi bituminous.

Q: Kedu ogologo kachasị ị nwere ike imepụta maka ọkpọkọ ọkpọkọ ọkwa nke abụọ?
A: Ogologo kachasị nke otu ngalaba bụ 18m (JCOE) ma ọ bụ 24m (UOE). Maka ogologo ruo 60m, anyị na-ejigide ọtụtụ ngalaba site na nsọtụ ruo na nsọtụ ya na njikọta zuru oke nke SAW gburugburu (a na-enyocha 100% UT). Nke a bụ ihe a na-ahụkarị maka monopiles ikuku dị n'ụsọ oké osimiri.

Q: ASTM A252 ọ chọrọ nnwale hydrostatic?
A: Mba. ASTM A252 achọghị nnwale hydrostatic n'ihi na ọkpọkọ piling anaghị enwe nrụgide. Agbanyeghị, ọ bụrụ na ọrụ gị chọrọ nnwale hydrostatic (dịka ọmụmaatụ, maka njikọta piling na mbugharị mmiri mmiri), anyị nwere ike ime ya na ọnụ ahịa ọzọ.

Q: Kedu mkpuchi a na-atụ aro maka ịchịkọta mmiri n'ime mmiri nnu?
A: Maka imikpu mmiri n'ime mmiri, a na-atụ aro ka e jiri kol tar epoxy (600-800 microns) ma ọ bụ iko flake epoxy mee ihe. Maka mpaghara ebe a na-agba mmiri, anyị na-akwado FBE ma ọ bụ mkpuchi epoxy dị arọ. Maka mmiri dị ọcha ma ọ bụ ala, paịpụ ojii nkịtị ma ọ bụ elu mmanụ na-ezurukarị.

Q: Kedu ka ị si eme ka ndị na-agba ígwè dị ndụ site na hama?
A: Anyị na-eme ule dị larịị (nke a chọrọ) na ule mgbagọ nduzi na ihe nlele weld. Maka ikpo dị mkpa, anyị na-emekwa 100% UT nke njikọta weld na MPI nke mkpịsị ụkwụ weld. Anyị nwekwara ike inye nnwale mmetụta Charpy na 0°C ma ọ bụ dị ala ma ọ bụrụ na akọwapụtara ya.

Q: Kedu oge ndu nkịtị maka ọkpọkọ ọkpọkọ ọkwa nke abụọ?
A: Oge ndu ọkọlọtọ: ụbọchị 25-35 maka dayameta ≤ 1,422mm. Maka efere buru ibu a kpụrụ akpụ (> 1,422mm): ụbọchị 35-50. Maka ikpo ndị dị ogologo a kpụrụ akpụ (ruo mita 60): tinye izu abụọ.

Ntụaka Ọrụ – Mgbasawanye Ọdụ Ụgbọ Mmiri nke Rotterdam Container Terminal (Netherlands)

Obodo:Netherlands (Rotterdam, Maasvlakte 2)
Ọkọlọtọ na ọkwa:ASTM A252 Ọkwa 2 (nwere mmetụta Charpy agbakwunyere na 0°C)
Akụkụ na Ọnụọgụ:

●OD 610mm (24″) × WT 12.5mm – mita 24,000 (ihe dị ka tọn 4,500) nke usoro UOE mepụtara

●OD 813mm (32″) × WT 16.0mm – mita 12,000 (ihe dị ka tọn 3,500) nke usoro JCOE mepụtara

●OD 1,016mm (40″) × WT 20.0mm – mita 6,000 (ihe dị ka tọn 2,800) nke e ji otu akwa e ji kpụọ ya rụọ
Ngụkọta:Mita 42,000 (kilomita 42), ihe dị ka tọn 10,800

Nkọwapụta:Ngwụcha dị larịị (mkpụcha square), mkpuchi epoxy coal tar (microns 800), nnwale dị larịị (enweghị mgbawa na dayameta 1/3 nke na-eme ka ọ dị larịị). Nnwale gbagọrọ agbagọ nke a na-eduzi maka ike weld. 100% UT nke njikọta weld. Mmetụta ọkụ na 0°C (nkeji 27J, enwetara 50-80J). Nleba anya kwụ ọtọ ≤ 0.2%. SGS Netherlands nyocha nke ndị ọzọ.

Ngwa:Mgbasawanye nke ọdụ ụgbọ mmiri dị na Maasvlakte 2, Ọdụ ụgbọ mmiri Rotterdam. Ogidi ọkpọkọ ígwè na-arụ ọrụ dị ka ntọala maka mgbidi ọdụ ụgbọ mmiri (ogidi ndị na-ebu ibu kwụ ọtọ) na dị ka ogidi dolphin na-akwagharị (ibu n'akụkụ). Omimi mmiri n'ebe a na-adọba ụgbọala: 18m. Ala nwere ájá na ájá dị nro.

Ihe Ịma Aka na Ngwọta Teknụzụ:

●Nchedo nchara gburugburu ebe obibi dị n'ụsọ oké osimiri– Mmiri nnu na mpaghara mmiri mmiri chọrọ mkpuchi siri ike. E tinyere coal tar epoxy n'ime mmiri (800 microns DFT) nwere akwa abụọ. Mkpuchi ahụ gafere ule mmiri nnu awa 3,000 (ASTM B117) na ihe na-erughị 2mm site na scribe. Nchọpụta ezumike na 4kV na-enweghị nsogbu ọ bụla.

●Okpokoro dị ogologo maka ebe mmiri dị omimi– Ogologo ikpo achọrọ nke mita 28 (mita 18 n'ime ala mmiri + mita 10 n'elu ájá apịtị). Njikọta mita 12 nkịtị ga-achọ ihe mkpuchi ubi atọ. Womic nyere nkwonkwo ogologo mita 18 (efere a kpụrụ akpụ) maka ikpo 1,016mm, na-ebelata ihe mkpuchi ubi site na 3 ruo 2 kwa ikpo. Maka ikpo osisi dị mkpa, anyị nyere ikpo osisi ogologo mita 28 site na ịgbado akụkụ abụọ nke mita 14 (enyochara 100% UT).

●Nnukwu nrụgide ịnya ụgbọala n'ájá dị oke njọ– Nha ala ahụ gụnyere akwa ájá dị oke arọ nke nwere ụkpụrụ SPT N nke 40-60. Nrụgide nke ịkwọ ụgbọala ruru 70% nke ike mmepụta. Womic mere ule mgbagọ nduzi (radius mgbagọ 4t, 180°) na-enweghị mgbawa. Ihe nlele nnwale ndị dị larịị egosighi mgbawa ọ bụla mgbe 1/2 dayameta gbapụrụ agbapụ. Onye ahịa kọrọ na ọ dịghị ọdịda njikọ njikọta n'oge ịkwọ ụgbọala nke ikpo 3,200.

●Mmetụta siri ike maka nrụnye oyi– Okpomọkụ oyi Rotterdam nwere ike ịda ruo -5°C. Womic nyere ọkwa nke abụọ ike dị ala (Charpy na 0°C min 27J, ruru 50-80J). ASTM A252 achọghị nke a mana onye ahịa tinyere ya dị ka ihe nchekwa.

●Njem njem gaa Maasvlakte– E si Shanghai bufee paịpụ gaa Rotterdam site na ụgbọ mmiri na-agbaji (ụbọchị 35). N'ihi oke ebe a na-adọba ụgbọala n'ọdụ ụgbọ mmiri ahụ, Womic mere ndokwa ibuga ya ugboro atọ n'ime ọnwa anọ. E jikọtara mbupu ọ bụla na usoro ịkwọ ụgbọala nke onye ọrụ nkwekọrịta ahụ. E bufere tọn 10,800 niile n'oge.

● Nsonaazụ:Emechara mgbasawanye nke ọdụ ụgbọ mmiri ahụ na nkeji atọ nke afọ 2024. Mpekere 3,200 niile gafere ule ibu dị ike (PDA) nke nwere ikike ibu karịrị ihe achọrọ maka imewe. Onye ahịa ahụ kwuru, sị: “Ịdị mma nke paịpụ na ntụkwasị obi nnyefe Womic dị oke mma.” Womic Steel abụrụla onye na-ebubata ihe n'ọdụ ụgbọ mmiri Rotterdam n'ọdịnihu.

Kpọtụrụ:
Weebụsaịtị: www.womicsteel.com
Ozi ịntanetị: sales@womicsteel.com

Ekwentị / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568

Womic Steel – Onye mmekọ gị a pụrụ ịtụkwasị obi maka ASTM A252 Grade 2 LSAW ígwè ọkpọkọ ọkpọkọ maka ntọala àkwà mmiri, ikpo ọdụ ụgbọ mmiri, iwu ntọala miri emi, na ọrụ mmiri n'ụwa niile.

Nke gara aga: ASTM A53 Ọkwa B LSAW Paịpụ ígwè: Ike nrụpụta na nkọwapụta ngwaahịa

Osote: ASTM A252 Ọkwa 3 LSAW Steel Pipe: Ike Mmepụta na Nkọwapụta Ngwaahịa