Chitoliro chachitsulo cha ASTM A252 Giredi 2 LSAW: Mphamvu Zopangira & Zofotokozera Zamalonda

Kufotokozera Kwachidule:

Womic Steel imapereka chitoliro chachitsulo cha ASTM A252 Giredi 2 LSAW chapamwamba kwambiri chopangira maziko, zipilala za mlatho, maziko omangira, ndi nyumba za m'madzi. Giredi 2 imapereka mphamvu yocheperako ya 240 MPa (35,000 psi) ndi mphamvu yocheperako ya 415 MPa (60,200 psi), zomwe zimapangitsa kuti ikhale giredi yodziwika bwino kwambiri yopangira maziko. Njira ya LSAW imaphatikizapo njira zolumikizira ma plate a JCOE, UOE, ndi rolled plate, zomwe zimapereka msoko wowongoka wautali wokhala ndi kukhazikika kwabwino kwambiri. Pakulumikiza makoma akuluakulu kapena olemera (mpaka makulidwe a khoma a 80mm), Womic imagwiritsa ntchito plate rolling ndi multi-pass submerged arc welding. Diameter yakunja kuyambira 219mm mpaka 3,000mm (8″ – 120″), makulidwe a khoma kuyambira 6.0mm mpaka 80mm, kutalika mpaka 60m. Chiphaso cha mphero, mayeso a 100% a ultrasound (msoko wothira weld), malekezero opindika kapena osalala, ndi zokutira zotsutsana ndi dzimbiri (coal tar epoxy, bitumen, zinc) zilipo. Zoyenera maziko a mlatho, kuyika madoko, kumanga maziko akuya, ma cofferdams, makoma osungira, ndi kuyika makoma amisewu.

Kukula kwa Chitoliro cha Chitsulo cha LSAW:Chipinda chakunja: 219mm – 3,000mm (8″ – 120″), Kukhuthala kwa Khoma: 6.0mm – 80mm (JCOE/UOE max 50.8mm, mbale yozungulira max 80mm), Kutalika: 6m – 18m muyezo, kutalika kwapadera mpaka 60m

Chitoliro cha Chitsulo cha LSAW Chokhazikika & Chachikulu:ASTM A252 Giredi 2; komanso Giredi 1 ndi Giredi 3 zilipo; EN 10248 S235GP, S275GP, S355GP zilipo ngati mutapempha

Kugwiritsa Ntchito Chitoliro cha Chitsulo cha LSAW:Milu ya maziko a mlatho, milu ya doko ndi doko, kumanga maziko akuya, ma cofferdams, milu ya makoma osungira, maziko a zizindikiro za msewu waukulu, zipilala za mlatho wa sitima, milu ya zomangamanga kwakanthawi, milu ya fender ya m'madzi, kukhazikika kwa nthaka

Chitsulo cha Womic chimapereka mitengo yapamwamba komanso yopikisana ya chitoliro chachitsulo cha ASTM A252 Giredi 2 LSAW, mapaipi achitsulo, chitoliro cholumikizira cha JCOE, chitoliro cholemera cha makoma, chitoliro cholumikizira chautali wautali. Satifiketi ya mphero, mayeso a hydro (ngati mukufuna), kuyang'anira UT weld, malekezero opindika/opanda dzimbiri, chophimba chotsutsana ndi dzimbiri chilipo. Kupereka mwachindunji kwa mafakitale kwa mainjiniya ndi mapulojekiti apamadzi padziko lonse lapansi.

Tumizani imelo kwa ife Zofotokozera Zamalonda

Tsatanetsatane wa Zamalonda

Ma tag a Zamalonda

1. Womic Steel: Mphamvu Zopangira ndi Mphamvu za Kampani

Womic Steel Group imagwiritsa ntchito mizere ingapo yopanga LSAW yopangira zinthu zomangira. ASTM A252 Giredi 2 ndi giredi yogwirira ntchito yopangira zinthu zomangira maziko, zomwe zimapereka mphamvu yofanana komanso kusinthasintha kwa zinthu zomangira zomangira. Njira ya LSAW ndi yabwino kwambiri popangira zinthu zomangira zazikulu kuposa mphamvu ya ERW.

●Mzere wa JCOE:Pa mainchesi 406mm – 1,422mm (16″–56″), makulidwe a khoma mpaka 50.8mm.

● Mzere wa UOE:Pa mainchesi 508mm – 1,220mm (20″–48″), makulidwe a khoma mpaka 40mm.

● Mbale Yopindidwa (Msoko Umodzi):Pa mainchesi 600mm – 3,000mm (24″–120″), makulidwe a khoma kuyambira 25mm mpaka 80mm.

● Mbale Yopindidwa (Msoko Wawiri):Pa mainchesi 1,200mm – 3,000mm (48″–120″), makulidwe a khoma mpaka 80mm.

Mphamvu yonse ya LSAW imaposa matani 300,000 pachaka, ndipo kupanga kwa A252 Giredi 2 kumaposa matani 100,000 pachaka. Womic Steel ili ndi ISO 9001, ndipo imatha kupereka kuwunika kwa anthu ena ndi SGS, BV, TÜV. Mapaipi opitilira 800 km a A252 operekedwa padziko lonse lapansi.

Kusinthasintha kwa Kupanga kwa Giredi 2:

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

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

● Mbale yozungulira (msoko umodzi): 600–3,000mm OD × 25–80mm WIT × ≤ 18m (yaitali pogwiritsa ntchito kuwotcherera)

● Mbale yozungulira (msoko wawiri): 1,200–3,000mm OD × 25–80mm WIT × ≤ 18m

Milu yayitali mpaka 60m imapezeka polumikiza zigawo zingapo kuyambira kumapeto mpaka kumapeto ndi zolumikizira zozungulira zoyesedwa ndi 100% UT.

2. ASTM A252 Giredi 2: Kapangidwe ka Zinthu & Makhalidwe Abwino

ASTM A252 Giredi 2 ndi chitsulo cha kaboni chapakati champhamvu kwambiri cha mapaipi olumikizidwa komanso osasoka. Mphamvu yocheperako yopezera mphamvu ndi 240 MPa (35,000 psi) ndi mphamvu yokoka ndi 415 MPa (60,200 psi). Imapereka mphamvu yabwino yoyendetsera bwino (kudula) komanso kusinthasintha kwabwino kwambiri.

Kapangidwe ka Mankhwala (max % ndi kulemera - mwachizolowezi, ASTM A252 silamula malire okhazikika):

Chinthu	Mtundu Wamba (Chitsulo cha Womic)
C	0.20 – 0.26
Mn	0.80 – 1.20
P	≤ 0.030
S	≤ 0.030
Si	0.15 – 0.35
CEV	≤ 0.44 (nthawi zambiri ≤ 0.42)

Katundu wa Makina (Kutentha kwa Chipinda):

Katundu	ASTM A252 Giredi 2
Mphamvu Yopereka (mphindi)	240 MPa (35,000 psi)
Mphamvu Yokoka (mphindi)	415 MPa (60,200 psi)
Kutalika (mphindi) - 50mm geji	20%
Kutalika (mphindi) - 200mm gauge	12%

Kuyerekeza ndi Giredi 1 ndi Giredi 3:

Giredi	MPa yobereka	MPa yokoka	Ntchito Yachizolowezi
Giredi 1	205	310	Ntchito yopepuka, kuyika zinthu kwakanthawi
Giredi 2	240	415	Kuyika maziko onse (kofala kwambiri)
Giredi 3	345	455	Ntchito yolemetsa, maziko olimba

Giredi yachiwiri ndiye muyezo wamakampani ambiri ogwiritsira ntchito mainjiniya a zomangamanga chifukwa cha mtengo wake wotsika komanso mphamvu zake zokwanira.

3. Kutsatira Miyeso ndi Magawo a Dimensional Range

Chinthu	Kufotokozera
Muyezo	ASTM A252 Giredi 2 (komanso Giredi 1, Giredi 3)
Njira Zopangira	JCOE, UOE, mbale yozungulira (msoko umodzi/wawiri)
Kunja kwa Makulidwe Aakulu	219mm – 3,000mm (8″ – 120″)
Makulidwe a Wall	JCOE/UOE: 6.0mm – 50.8mm; Mbale yozungulira: 25mm – 80mm
Kutalika kwa Utali	Muyezo: 6m, 12m, 18m; Yotambasulidwa: mpaka 60m (kuwotcherera gawo)
Mapeto Omaliza	Mapeto Opanda Chilema (PE) - kudula kozungulira, Mapeto Opindika (BE) olumikizira
Kumaliza Pamwamba	Wamba (wothira mafuta), Wakuda, Coal Tar Epoxy, Bitumen, Zinc (yokhala ndi galvanized)
Kulekerera (ASTM A252)	OD: ± 0.75% kapena ± 3.2mm; Kulemera: -0% / + 15%; Kutalika: + 100mm / -0mm
Kuwongoka	≤ 0.2% ya kutalika (1/4″ pa 10ft wamba)

4. Miyeso ndi Mafotokozedwe Omwe Alipo - Chitoliro cha Chitsulo cha ASTM A252 Giredi 2 LSAW (Makulidwe Omwe Asankhidwa)

OD (mm)	Zosankha za WT (mm)	Njira	Kulemera pafupifupi (kg/m2)	Kutalika Kwanthawizonse	Ntchito Yachizolowezi
219	6.4, 8.0, 10.0, 12.5	JCOE	33.6 – 63.6	12m	Mulu wa nyumba
273	6.4, 8.0, 10.0, 12.5, 14.0	JCOE	42.1 – 89.4	12m / 18m	Doko la mlatho
324	8.0, 10.0, 12.5, 14.0, 16.0	JCOE	62.4 – 121.5	12m / 18m	Kuyika milu ya doko
406	8.0, 10.0, 12.5, 14.0, 16.0, 20.0	JCOE/UOE	78.5 – 190.4	12m / 18m	Maziko a doko
508	10.0, 12.5, 14.0, 16.0, 20.0, 25.0	UOE	122.8 – 297.8	12m / 18m / 24m	Kuyika zinyalala m'madzi
610	12.5, 14.0, 16.0, 20.0, 25.0, 30.0	UOE	184.2 – 429.1	12m / 18m	Maziko akuya
711	14.0, 16.0, 20.0, 25.0, 30.0, 35.0	JCOE/UOE	240.7 – 583.5	12m / 18m	Nsanja yapanyanja
813	16.0, 20.0, 25.0, 30.0, 35.0, 40.0	JCOE	314.4 – 762.7	12m / 18m	Mlatho waukulu
914	20.0, 25.0, 30.0, 35.0, 40.0, 50.0	JCOE/Yokulungidwa	441.0 – 1,065.1	12m / 18m	Kukula kwa doko
1,016	20.0, 25.0, 30.0, 35.0, 40.0, 50.0	Yopindidwa	491.3 – 1,191.7	12m	Malo oimika sitima zapamadzi
1,220	25.0, 30.0, 35.0, 40.0, 50.0, 60.0	Yopindidwa	736.5 – 1,716.9	12m	Kuyika milu ya madzi akuya
1,422	30.0, 35.0, 40.0, 50.0, 60.0, 70.0	Yopindidwa (imodzi)	1,030 – 2,335	12m	Mlatho waukulu
1,600	35.0, 40.0, 50.0, 60.0, 70.0, 80.0	Yopindidwa (iwiri)	1,350 - 3,000	12m	Mphepo ya m'mphepete mwa nyanja
2,000	40.0, 50.0, 60.0, 70.0, 80.0	Yopindidwa (iwiri)	1,933 – 3,784	12m	Zam'madzi zazikulu
2,500	50.0, 60.0, 70.0, 80.0	Yopindidwa (iwiri)	3,023 – 4,766	12m	Ntchito yapadera
3,000	60.0, 70.0, 80.0	Yopindidwa (iwiri)	4,351 – 5,765	12m	Kapangidwe kake kakakulu

Pa ntchito zoyikamo zinthu, kulekerera kwa miyeso sikokhwima kwambiri kuposa API 5L, zomwe zimapangitsa kuti pakhale kupanga kotsika mtengo. Milu yayitali mpaka 60m imapezeka pogwiritsa ntchito zigawo zolumikizira.

5. Miyezo ndi Magiredi Ofanana - Chitoliro Chokulungira

Muyezo	Magiredi a Zitsulo	Ntchito Yachizolowezi
ASTM A252	Giredi 1, Giredi 2, Giredi 3	Kuyika maziko, za m'nyanja
EN 10248	S235GP, S275GP, S355GP	Chitoliro chokulungidwa ndi pepala lotentha (chitoliro)
EN 10219	S235JRH, S275JRH, S355JRH	Zigawo zopanda kanthu zopangidwa ndi kapangidwe kozizira
API 5L	GR.B, X42	Kusonkhanitsa mapulatifomu a mafuta/gasi
BS 7191	S275, S355	Kuyika zinyalala m'mphepete mwa nyanja

Chidule cha kagwiritsidwe ntchito:Maziko a mlatho, kuyika madoko, kumanga maziko akuya, ma cofferdams, ma marine fender piles, ma monopiles a mphepo ya m'mphepete mwa nyanja, kuyika ma road piling.

6. Njira Zopangira - LSAW ya ASTM A252 Giredi 2 Piling Pipe

Pa ntchito zoyikamo zinthu, ubwino wa weld ndi kusinthasintha kwake ndizofunikira kwambiri kuti mupirire kuyendetsa nyundo.

Njira ya JCOE (406–1,422mm OD, 6.0–50.8mm WET):

● Kupanga JCO kokhazikika

● Kuwotcherera kwa SAW mkati ndi kunja

● Kukulitsa makina (ngati mukufuna)

● Yoyenera milu yambiri ya maziko

Njira ya UOE (508–1,220mm OD, 6.0–40mm WET):

● Kanikizani U + kanikizani O ndi kukulitsa

● Imapanga milu yozungulira kwambiri - yabwino kwambiri poyendetsa bwino

Mbale Yopindidwa (Msoko Umodzi) wa Chimake Chachikulu (600–3,000mm OD, 25–80mm WIT):

● Kupindika kwa mipukutu inayi mu silinda

● Kuwotcherera kwa SAW kwa nthawi yayitali

● Palibe kukula - kukhuthala mpaka 1% kovomerezeka poika

● Yabwino kwambiri pa milu ikuluikulu ya m'nyanja

Kupanga Mulu Wautali (mpaka 60m):Womic amatha kulumikiza magawo angapo kuyambira kumapeto mpaka kumapeto pogwiritsa ntchito ma weld ozungulira a SAW ozungulira. Weld iliyonse yozungulira imayesedwa 100% UT.

Kuyesa kwa Ma Driven Piles:

● Kuyesa kosalala (kofunikira malinga ndi ASTM A252)

● Kuyesa kokhota kotsogozedwa (kusinthasintha kwa chotenthetsera)

● Kuyesa kwa Ultrasonic (kulumikiza msoko - malo kapena 100% ngati mukufuna)

7. Njira Zowongolera Ubwino ndi Kuyesa Chitoliro cha Chitsulo cha ASTM A252 Giredi 2 LSAW

Gawo	Njira Yowunikira	Cholinga
Mbale	Kusanthula kwa Mankhwala	Tsimikizani kapangidwe kake
Mbale	Mayeso Olimba	Tsimikizani kuchuluka kwa mphamvu ≥ 240 MPa, kukoka ≥ 415 MPa
Mukukonzekera	Magawo (OD, WT)	Onetsetsani kuti mukutsatira malamulo
Msoko wolukidwa	Kuyesa kwa Ultrasonic (malo kapena 100% monga momwe zafotokozedwera)	Dziwani zolakwika za weld
Msoko wolukidwa	Kuyang'anira Tinthu ta Magnetic (ngati mukufuna - tikulimbikitsidwa pa milu yoyendetsedwa)	Ming'alu pamwamba
Chitoliro chomalizidwa	Mayeso Ophwanyika (ofunikira)	Thupi la chitoliro ndi ductility ya weld
Chitoliro chomalizidwa	Mayeso Okhota Otsogozedwa (kuwotcherera)	Kusinthasintha kwa weld
Chitoliro chomalizidwa	Zooneka ndi Zooneka	Pamwamba, kuwongoka, kulemba

Pa ASTM A252, mayeso ophwanyika ndi ofunikira kwambiri: gawo la chitoliro limaphwanyika kufika pa 1/3 ya mainchesi oyambirira (kapena mpaka cholumikiziracho chitasweka kaye). Ming'alu kapena kusweka sikuloledwa.

8. Mapulogalamu Oyambirira - Chitoliro cha Chitsulo cha ASTM A252 Giredi 2 LSAW

●Maziko a mlatho- Milu yoyendetsedwa ya ma doko a milatho m'mitsinje ndi nthaka yofewa

● Kuyika milu ya doko ndi doko- Maziko a malo oimikapo ziwiya, makoma a doko

● Kumanga maziko olimba- Nyumba zazitali zomwe zili m'mizinda

● Cofferdams- Kusunga nthaka kwakanthawi kuti imangidwe

● Kusunga milu ya makoma- Machitidwe okhazikika osungira nthaka

● Chikwangwani cha msewu waukulu ndi maziko a magetsi- Kuzungulira kwa mainchesi ang'onoang'ono

● Madoko a mlatho wa sitima- Zomangamanga za sitima zolemera

● Milu ya fender ya m'madzi- Makina otetezera sitima kuti zifike pamalo oimikapo sitima

● Kukhazikika kwa nthaka- Mapulojekiti okonza nthaka

● Kumanga nyumba kwakanthawi- Chithandizo cha kufukula

9. Kupaka ndi Kutumiza - Chitoliro chachitsulo cha ASTM A252 Giredi 2 LSAW

Kupaka:

● Ma diameter ang'onoang'ono (≤ 610mm): Omangidwa ndi zingwe zachitsulo (matani 5-10 pa chikwama chilichonse) ndi zoteteza pakona

● Ma diameter akuluakulu (> 610mm): Mapaipi amodzi ndi matabwa

● Milu yayitali (> 18m): Imatumizidwa payokha pa malo otsetsereka kapena m'zombo zosweka

● Zipewa zomaliza: Zipewa zapulasitiki za malekezero opindika; malekezero osalala angasiyidwe otseguka

Manyamulidwe:

● Ziwiya zosweka zolemera kwambiri kuti zikhale ndi milu yayikulu komanso yayitali

● Zidebe za mainchesi ang'onoang'ono (≤ 610mm, ≤ 12m)

● Malo otsetsereka athyathyathya okhala ndi kutalika kwa mamita 12-24

● Sitima kapena galimoto yotumizira katundu mkati mwa dzikolo

Zolemba:Satifiketi Yoyesera ya Mill (EN 10204 Mtundu 3.1), lipoti la magawo, lipoti loyesa lophwanyika, lipoti la UT (ngati lafotokozedwa), mndandanda wa zolongedza, invoice yamalonda, COO.

10. Ubwino ndi Mafunso Ofunsidwa Kawirikawiri pa Chitsulo cha Womic - Chitoliro cha Chitsulo cha ASTM A252 Giredi 2 LSAW

Chifukwa chiyani Womic Steel imagwiritsa ntchito A252 Giredi 2 Piling?

●Kutha kwakukulu kwa mainchesi mpaka 3,000mm (120″)

●Khoma lolemera mpaka 80mm

●Kupanga milu yayitali mpaka 60m - kumachepetsa zomangira za m'munda

●Zotsika mtengo pa ntchito zazikulu zomanga nyumba

●Kuwunika kwa chipani chachitatu kulipo (SGS, BV, TÜV)

Mafunso Ofunsidwa Kawirikawiri:

Q: Kodi kusiyana pakati pa ASTM A252 Giredi 2 ndi Giredi 3 ndi kotani popangira zinthu?
A: Giredi 3 ili ndi mphamvu zambiri (345 MPa poyerekeza ndi 240 MPa) ndipo imagwiritsidwa ntchito pa maziko akuya kapena zofunikira kwambiri pa katundu. Giredi 2 ndi yotsika mtengo komanso yokwanira pa ntchito zambiri za maziko (milatho, nyumba, madoko). Sankhani Giredi 2 pa katundu wamba, Giredi 3 pa katundu wolemera kapena kuyendetsa mozama.

Q: Kodi mumapereka mapaipi a A252 Giredi 2 okhala ndi zokutira za galvanized?
A: Inde. Timapereka ma galvanizing otentha pa ASTM A123 iliyonse. Kutalika kwakukulu kwa ma galvanizing ndi 12.5m. Pa milu yayitali, tikupangira kuti mugwiritse ntchito epoxy kapena bituminous covering.

Q: Kodi kutalika kwakukulu komwe mungapange pa chitoliro cholumikizira cha Giredi 2 ndi kotani?
Yankho: Kutalika kwakukulu kwa gawo limodzi ndi 18m (JCOE) kapena 24m (UOE). Pa kutalika mpaka 60m, timalukira magawo angapo kuyambira kumapeto mpaka kumapeto ndi ma weld ozungulira a SAW olowera kwathunthu (100% UT yoyesedwa). Izi ndizofala pa ma monopile amphepo ya m'mphepete mwa nyanja.

Q: Kodi ASTM A252 imafuna mayeso a hydrostatic?
Yankho: Ayi. ASTM A252 sifunikira kuyezetsa madzi chifukwa mapaipi opachikira madzi saletsa kupanikizika. Komabe, ngati polojekiti yanu ikufuna kuyezetsa madzi (monga, popachikira madzi pamodzi ndi kunyamula madzi), titha kuchita izi pamtengo wowonjezera.

Q: Ndi chophimba chiti chomwe chikulimbikitsidwa poyika madzi amchere m'madzi amchere?
Yankho: Pothira madzi m'nyanja, timalimbikitsa kugwiritsa ntchito phula la malasha (600-800 microns) kapena epoxy yagalasi. Pa malo opukutira, timalimbikitsa kugwiritsa ntchito FBE kapena zokutira za epoxy zokhuthala. Pa madzi abwino kapena nthaka, chitoliro chakuda kapena malo opaka mafuta nthawi zambiri amakhala okwanira.

Q: Kodi mumaonetsetsa bwanji kuti ma welds akupulumuka poyendetsa nyundo?
Yankho: Timachita mayeso otsetsereka (ofunikira) ndi mayeso opindika motsogozedwa pa zitsanzo za weld. Pa milu yoyendetsedwa mozama, timachitanso 100% UT ya weld seam ndi MPI ya zala za weld. Tikhozanso kupereka mayeso a Charpy impact pa 0°C kapena kutsika ngati tafotokozera.

Q: Kodi nthawi yogwiritsira ntchito mapaipi a Giredi 2 ndi yotani?
A: Nthawi yokhazikika yotsogolera: Masiku 25-35 a mainchesi ≤ 1,422mm. Pa mbale yayikulu yozungulira (> 1,422mm): Masiku 35-50. Pa milu yayitali yolumikizidwa (mpaka 60m): onjezerani masabata awiri.

Chitsimikizo cha Pulojekiti - Kukulitsa Malo Osungira Zidebe ku Doko la Rotterdam (Netherlands)

Dziko:Netherlands (Rotterdam, Maasvlakte 2)
Muyezo ndi Giredi:ASTM A252 Giredi 2 (yokhala ndi mphamvu yowonjezera ya Charpy pa 0°C)
Miyeso ndi Kuchuluka:

●OD 610mm (24″) × Kulemera 12.5mm – 24,000 mamita (pafupifupi matani 4,500) yopangidwa ndi njira ya UOE

●OD 813mm (32″) × Kulemera 16.0mm – 12,000 metres (pafupifupi matani 3,500) yopangidwa ndi njira ya JCOE

●OD 1,016mm (40″) × Kulemera 20.0mm – 6,000 metres (pafupifupi matani 2,800) yopangidwa ndi msoko umodzi wa rolled plate
Zonse:Mamita 42,000 (42 km), pafupifupi matani 10,800

Mafotokozedwe:Malekezero osalala (kudula sikweya), utoto wa epoxy wa malasha (ma microns 800), mayeso ophwanyika (opanda ming'alu pa 1/3 diameter yophwanyika). Mayeso owongolera okhota kuti awonetse kusinthasintha kwa weld. 100% UT ya weld seam. Kugunda kwa Charpy pa 0°C (min 27J, kufika pa 50-80J). Kuwongoka ≤ 0.2%. Kuyang'aniridwa ndi SGS Netherlands ndi chipani chachitatu.

Ntchito:Kukulitsa malo oikira ziwiya ku Maasvlakte 2, Doko la Rotterdam. Milu ya mapaipi achitsulo imagwiritsidwa ntchito ngati maziko a khoma la doko (milu yonyamula katundu wowongoka) komanso ngati milu ya ma dolphin omangirira (kunyamula katundu wotsatira). Kuzama kwa madzi pamalo ogona: 18m. Nthaka imakhala ndi mchenga ndi dongo lofewa.

Mavuto ndi Mayankho a Ukadaulo:

●Chitetezo cha dzimbiri m'malo a m'mphepete mwa nyanja– Kumiza m'madzi amchere ndi malo opopera madzi kumafuna kupaka kolimba. Womic anagwiritsa ntchito phula la malasha (800 microns DFT) ndi zigawo ziwiri. Chopakacho chinadutsa mayeso a salt spray a maola 3,000 (ASTM B117) ndi <2mm creep kuchokera ku scribe. Kuzindikira kwa tchuthi pa 4kV popanda kulephera konse.

●Milu yayitali ya malo ogona madzi akuya– Kutalika kwa mulu wofunikira wa 28m (18m pansi pa nyanja + 10m pamwamba pa matope). Magawo okhazikika a 12m amafunika magawo atatu amunda. Womic adapereka malumikizano aatali a 18m (mbale yopindika) pa milu ya 1,016mm, kuchepetsa malumikizano amunda kuchoka pa 3 mpaka 2 pa mulu uliwonse. Pa milu yofunika kwambiri yomangira, tidapereka milu yaatali ya 28m polumikiza magawo awiri a 14m (100% UT yayang'aniridwa).

●Kuthamanga kwambiri mumchenga wokhuthala– Dothi lili ndi zigawo za mchenga wokhuthala zokhala ndi SPT N-values ya 40-60. Kupsinjika kwa kuyendetsa milu kunafika pa 70% ya mphamvu ya zokolola. Womic adachita mayeso owongolera kupindika (bend radius 4t, 180°) popanda ming'alu. Zitsanzo zoyeserera zopyapyala sizinawonetse ming'alu pambuyo pa 1/2 diameter kupyapyala. Kasitomala adanena kuti palibe kulephera kwa weld panthawi yoyendetsa milu 3,200.

●Kulimba kwa mphamvu pakukhazikitsa m'nyengo yozizira– Kutentha kwa nyengo yozizira ku Rotterdam kumatha kutsika kufika pa -5°C. Womic inapereka Giredi 2 mphamvu yowonjezera kutentha pang'ono (Charpy pa 0°C mphindi 27J, kufika pa 50-80J). Izi sizikufunika ndi ASTM A252 koma zinawonjezedwa ndi kasitomala ngati njira yodzitetezera.

●Katundu wopita ku Maasvlakte– Mapaipi anatumizidwa kuchokera ku Shanghai kupita ku Rotterdam kudzera pa sitima yothamanga (masiku 35). Chifukwa cha malo ochepa ogona pa siteshoni, Womic inakonza zoti katunduyo atumizidwe katatu m'miyezi inayi. Kutumiza kulikonse kunagwirizana ndi nthawi yoyendetsera ntchito ya kontrakitala. Matani onse 10,800 anatumizidwa pa nthawi yake.

● Zotsatira:Kukulitsa malo oimikapo magalimoto kunamalizidwa mu kotala lachitatu la 2024. Ma pile onse 3,200 adapambana mayeso owonjezera mphamvu (PDA) okhala ndi mphamvu yonyamula katundu yoposa zofunikira pa kapangidwe kake. Kasitomalayo adati: "Ubwino wa mapaipi a Womic komanso kudalirika kwa kutumiza kwake kunali kwabwino kwambiri." Womic Steel tsopano ndi wogulitsa wovomerezeka pa ntchito zamtsogolo za doko la Rotterdam.

Lumikizanani nafe:
Webusaiti: www.womicsteel.com
Imelo: sales@womicsteel.com

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

Womic Steel - Mnzanu wodalirika wa mapaipi achitsulo a ASTM A252 Giredi 2 LSAW a maziko a mlatho, kuyika madoko, kumanga maziko akuya, ndi mapulojekiti apamadzi padziko lonse lapansi.

Yapitayi: Chitoliro chachitsulo cha ASTM A53 Giredi B LSAW: Mphamvu Zopangira & Mafotokozedwe a Zogulitsa

Ena: Chitoliro chachitsulo cha ASTM A252 Giredi 3 LSAW: Mphamvu Zopangira & Zofotokozera Zamalonda