1. Tšepe ea Womic: Bokhoni ba Tlhahiso le Matla a Khamphani
Womic Steel Group e tsamaisa mela e mengata ea tlhahiso ea LSAW bakeng sa lits'ebetso tsa ho bokella likhoele. ASTM A252 Kereiti ea 2 ke kereiti e sebetsang bakeng sa ho bokella likhoele tsa motheo, e fanang ka tekano ea matla le botsitso bakeng sa likhoele tse khannoang. Ts'ebetso ea LSAW e loketse bakeng sa ho bokella likhoele tse bophara bo boholo ho feta bokhoni ba ERW.
●Mohala oa JCOE:Bakeng sa bophara ba 406mm – 1,422mm (16″–56″), botenya ba lebota bo fihla ho 50.8mm.
● Mola oa UOE:Bakeng sa bophara ba 508mm – 1,220mm (20″–48″), botenya ba lebota bo fihla ho 40mm.
● Poleiti e Menoang (Seam se le Seng):Bakeng sa bophara ba 600mm – 3,000mm (24″–120″), botenya ba lebota ho tloha ho 25mm ho isa ho 80mm.
● Poleiti e Menoang (Seam e Habeli):Bakeng sa bophara ba 1,200mm – 3,000mm (48″–120″), botenya ba lebota bo fihla ho 80mm.
Bokgoni bohle ba LSAW bo feta ditone tse 300,000 ka selemo, ka tlhahiso ya A252 Grade 2 e fetang ditone tse 100,000 ka selemo. Womic Steel e na le ISO 9001, mme e ka fana ka tlhahlobo ya motho wa boraro ke SGS, BV, TÜV. Diphaephe tsa ho tjheka tsa A252 tse fetang dikhilomithara tse 800 di a fanwa lefatsheng ka bophara.
Ho Tenyetseha ha Tlhahiso bakeng sa Sehlopha sa 2:
● JCOE: 406–1,422mm OD × 6.0–50.8mm Boima × ≤ 18m
● UOE: 508–1,220mm OD × 6.0–40.0mm Boima × ≤ 24m
● Poleiti e phutholohileng (sehokelo se le seng): 600–3,000mm OD × 25–80mm Boima × ≤ 18m (e telele ka ho tjheseletsa)
● Poleiti e phutholohileng (sehokelo se habeli): 1,200–3,000mm OD × 25–80mm Boima × ≤ 18m
Liqubu tse telele tse fihlang ho 60m li fumaneha ka ho tjheseletsa likarolo tse ngata ho tloha qalong ho isa qetellong ka li-weld tse potolohileng tse hlahlobiloeng ka 100% UT.
2. ASTM A252 Kereiti ea 2: Sebopeho sa thepa le litšobotsi tsa ts'ebetso
ASTM A252 Kereiti ya 2 ke kereiti ya tshepe ya khabone e matla a mahareng bakeng sa diqubu tsa diphaephe tse welletsoeng le tse se nang sekoli. Matla a fokolang a tlhahiso ke 240 MPa (35,000 psi) mme matla a ho kgomarela ke 415 MPa (60,200 psi). E fana ka bokgoni bo botle ba ho kganna bakeng sa ho kganna tshimong (hammering) le bokgoni bo botle ba ho weld.
Sebopeho sa Lik'hemik'hale (max % ka boima - tlwaelo, ASTM A252 ha e laele meedi e tsitsitseng):
| Karolo | Mefuta e Tloaelehileng (Tšepe ea Basali) |
| C | 0.20 – 0.26 |
| Mn | 0.80 – 1.20 |
| P | ≤ 0.030 |
| S | ≤ 0.030 |
| Si | 0.15 – 0.35 |
| CEV | ≤ 0.44 (e tloaelehileng ≤ 0.42) |
Thepa ea Mekaniki (Mocheso oa Kamore):
| Thepa | ASTM A252 Kereiti ea 2 |
| Matla a Tekanyo (metsotso) | 240 MPa (35,000 psi) |
| Matla a ho Tenyetseha (metsotso) | 415 MPa (60,200 psi) |
| Ho lelefatsa (bonyane) – gauge ya 50mm | 20% |
| Ho lelefatsa (bonyane) – gauge ya 200mm | 12% |
Papiso le Sehlopha sa 1 le Sehlopha sa 3:
| Sehlopha | Tekanyo ea MPa | MPa e tenyetsehang | Tšebeliso e Tloaelehileng |
| Sehlopha sa 1 | 205 | 310 | Mosebetsi o bobebe, ho bokella liqubu tsa nakoana |
| Sehlopha sa 2 | 240 | 415 | Ho bokella metheo ka kakaretso (ho atileng haholo) |
| Sehlopha sa 3 | 345 | 455 | Mosebetsi o boima, motheo o tebileng |
Sehlopha sa 2 ke tekanyetso ea indasteri bakeng sa lits'ebetso tse ngata tsa boenjiniere ba sechaba ka lebaka la katleho ea eona ea litšenyehelo le matla a lekaneng.
3. Ho Latela Maemo le Litekanyetso tsa Tekanyo
| Ntho | Tlhaloso |
| E tloaelehileng | ASTM A252 Kereiti ea 2 (hape le Kereiti ea 1, Kereiti ea 3) |
| Mekhoa ea Tlhahiso | JCOE, UOE, poleiti e phutholohileng (sehokelo se le seng/se habeli) |
| Sebaka sa Bophara ba Kantle | 219mm – 3,000mm (8″ – 120″) |
| Botenya ba Lebota | JCOE/UOE: 6.0mm – 50.8mm; Poleiti e phutholohileng: 25mm – 80mm |
| Bolelele ba Nako | E tloaelehileng: 6m, 12m, 18m; E atolositsoeng: ho fihlela ho 60m (ho tjheseletsa ka karolo) |
| Qetello ea ho Qetela | Qetello e se nang letho (PE) – sehiloeng se sekwere, Qetello e Beveled (BE) bakeng sa ho tjheseletsa |
| Qetello ea Bokaholimo | E hlobotse (e tlotsitsoe ka oli), E ntšo, Epoxy ea Sekontiri sa Mashala, Bitumen, Zinc (e entsoeng ka galvanized) |
| Mamello (ASTM A252) | OD: ± 0.75% kapa ± 3.2mm; Boima: -0% / + 15%; Bolelele: + 100mm / -0mm |
| Ho otloloha | ≤ 0.2% ea bolelele (1/4″ ka 10ft e tloaelehileng) |
4. Litekanyo le Litlhaloso tse Fumanehang – ASTM A252 Kereiti ya 2 LSAW Steel Pipe (Boholo bo Tloaelehileng bo Khethiloeng)
| OD (mm) | Dikgetho tsa WT (mm) | Tshebetso | Boima bo ka bang teng (kg/m2) | Bolelele bo Tloaelehileng | Tšebeliso e Tloaelehileng |
| 219 | 6.4, 8.0, 10.0, 12.5 | JCOE | 33.6 – 63.6 | 12m | Qhobosheane ea kaho |
| 273 | 6.4, 8.0, 10.0, 12.5, 14.0 | JCOE | 42.1 – 89.4 | 12m / 18m | Sekepe sa borokho |
| 324 | 8.0, 10.0, 12.5, 14.0, 16.0 | JCOE | 62.4 – 121.5 | 12m / 18m | Ho bokella liqubu tsa boema-kepe |
| 406 | 8.0, 10.0, 12.5, 14.0, 16.0, 20.0 | JCOE/UOE | 78.5 – 190.4 | 12m / 18m | Motheo oa kou |
| 508 | 10.0, 12.5, 14.0, 16.0, 20.0, 25.0 | UOE | 122.8 – 297.8 | 12m / 18m / 24m | Ho bokella liqubu tsa metsing |
| 610 | 12.5, 14.0, 16.0, 20.0, 25.0, 30.0 | UOE | 184.2 – 429.1 | 12m / 18m | Motheo o tebileng |
| 711 | 14.0, 16.0, 20.0, 25.0, 30.0, 35.0 | JCOE/UOE | 240.7 – 583.5 | 12m / 18m | Sethala sa kantle ho naha |
| 813 | 16.0, 20.0, 25.0, 30.0, 35.0, 40.0 | JCOE | 314.4 – 762.7 | 12m / 18m | Borokho bo boholo |
| 914 | 20.0, 25.0, 30.0, 35.0, 40.0, 50.0 | JCOE/E phutholohileng | 441.0 – 1,065.1 | 12m / 18m | Katoloso ea kou |
| 1,016 | 20.0, 25.0, 30.0, 35.0, 40.0, 50.0 | E phutholohile | 491.3 – 1,191.7 | 12m | Seteishene sa likepe |
| 1,220 | 25.0, 30.0, 35.0, 40.0, 50.0, 60.0 | E phutholohile | 736.5 – 1,716.9 | 12m | Ho bokellana ha metsi a tebileng |
| 1,422 | 30.0, 35.0, 40.0, 50.0, 60.0, 70.0 | E phutholohile (e le 'ngoe) | 1,030 – 2,335 | 12m | Borokho bo boholo |
| 1,600 | 35.0, 40.0, 50.0, 60.0, 70.0, 80.0 | E phutholohile (e habeli) | 1,350 – 3,000 | 12m | Moea o tsoang lebopong la leoatle |
| 2,000 | 40.0, 50.0, 60.0, 70.0, 80.0 | E phutholohile (e habeli) | 1,933 – 3,784 | 12m | Leoatle le leholo |
| 2,500 | 50.0, 60.0, 70.0, 80.0 | E phutholohile (e habeli) | 3,023 – 4,766 | 12m | Morero o ikhethileng |
| 3,000 | 60.0, 70.0, 80.0 | E phutholohile (e habeli) | 4,351 – 5,765 | 12m | Sebopeho se seholo |
Bakeng sa lits'ebetso tsa ho bokella likhoele, mamello ea litekanyo ha e thata hakaalo ho feta API 5L, e leng se lumellang tlhahiso e theko e tlaase. Likhoele tse telele tse fihlang ho 60m li fumaneha ka likarolo tsa ho tjheseletsa.
5. Maemo le Likereiti tse Tloaelehileng – Pipe ea ho Jala
| E tloaelehileng | Likereiti tsa Tšepe | Tšebeliso e Tloaelehileng |
| ASTM A252 | Sehlopha sa 1, Sehlopha sa 2, Sehlopha sa 3 | Ho bokella motheo, likepe |
| EN 10248 | S235GP, S275GP, S355GP | Ho bokella masela a phuthoang a chesang (phaephe) |
| EN 10219 | S235JRH, S275JRH, S355JRH | Likarolo tse nang le sekoti tse entsoeng ka mokhoa o batang |
| API 5L | GR.B, X42 | Ho bokella liforomo tsa oli/khase |
| BS 7191 | S275, S355 | Ho bokella liqubu tsa leoatleng |
Kakaretso ea tšebeliso:Metheo ea borokho, ho bokella likhoro, ho haha metheo e tebileng, li-cofferdams, liqubu tsa fender tsa leoatleng, li-monopile tsa moea tse lebōpong la leoatle, ho bokella litsela tse kholo.
6. Mekhoa ea Tlhahiso – LSAW bakeng sa Pipe ea ho Jala ea ASTM A252 Kereiti ea 2
Bakeng sa lits'ebetso tsa ho bokella likhoele, boleng ba ho tjheseletsa le ho se thekesele ke tsa bohlokoa bakeng sa ho mamella ho kgannwa ha hamore.
Ts'ebetso ea JCOE (406–1,422mm OD, Boima ba 6.0–50.8mm):
● Ho theha JCO e tloaelehileng
● Ho tjheseletsa ka hare le kantle ho SAW
● Katoloso ea mechine (ha ho hlokahale)
● E loketse boholo ba liqubu tsa motheo
Ts'ebetso ea UOE (508–1,220mm OD, Boima ba 6.0–40mm):
● Tobetsa ka holimo + tobetsa ka holimo ka ho atolosa
● E hlahisa liqubu tse chitja haholo - e ntle bakeng sa mamello ea ho khanna ka thata
Poleiti e Menoang (Seam se le Seng) bakeng sa Bophara bo Boholo (600–3,000mm OD, Boima ba 25–80mm):
● Meqolo e 4 e kobehang ka har'a silindara
● Ho tjheseletsa ka longitudinal SAW
● Ha ho katoloso – ovality e fihlang ho 1% e amoheleha bakeng sa ho bokella
● E loketse liqubu tse kholo tsa leoatleng
Ho Etsoa ha Meqomo e Melelele (ho fihlela ho 60m):Womic e ka tjheseletsa dikarolo tse ngata ho tloha qalong ho isa qetellong ka ho sebedisa di-weld tsa SAW tse potolohang ka botlalo. Weld e nngwe le e nngwe e potolohang e hlahlojwa ka 100% UT.
Teko ea Liqubu tse Khannoang:
● Teko ea ho batalla (e tlamang ho latela ASTM A252)
● Teko ea ho kobeha e tataisoang (ho tjheseletsa ha ho tjheseletsa)
● Teko ea Ultrasonic (seam ea weld - letheba kapa 100% ha e kopuoa)
7. Mekhoa ea Taolo ea Boleng le Liteko bakeng sa Phaephe ea Tšepe ea LSAW ea ASTM A252 Kereiti ea 2
| Sethaleng | Mokhoa oa Tlhahlobo | Morero |
| Poleiti | Tlhahlobo ea Lik'hemik'hale | Netefatsa sebopeho |
| Poleiti | Teko ea ho Tenyetseha | Netefatsa chai ≥ 240 MPa, ho thapolla ≥ 415 MPa |
| Ts'ebetsong | Tekanyo (OD, Boima) | Netefatsa hore melao e lateloa |
| Sehokelo sa ho weld | Teko ea Ultrasonic (letheba kapa 100% joalo ka ha ho boletsoe) | Lemoha liphoso tsa ho tjheseletsa |
| Sehokelo sa ho weld | Tlhahlobo ea Likaroloana tsa Magnetic (ha ho hlokahale - e khothaletsoa bakeng sa liqubu tse khannoang) | Mapetso a holim'a metsi |
| Phaephe e felileng | Teko ea ho Batalatsa (e tlamang) | 'Mele oa phaephe le ho tjheseletsa ha weld |
| Phaephe e felileng | Teko ea ho Koba e Tataisoang (ho tjheseletsa) | Ho ductility ea ho tjheseletsa |
| Phaephe e felileng | Pono le Tekanyo | Bokaholimo, ho otloloha, ho tšoaea |
Bakeng sa ASTM A252, teko ea ho batalatsa e bohlokoa haholo: karolo ea phaephe e batalatsoa ho fihlela ho 1/3 ea bophara ba pele (kapa ho fihlela weld e robeha pele). Ha ho lumelloe mapetso kapa mapetso.
8. Likopo tsa Motheo - Pipe ea Tšepe ea LSAW ea ASTM A252 Kereiti ea 2
●Metheo ea borokho– Liqubu tse khannoang bakeng sa lipier tsa borokho linōkeng le mobung o bonolo
● Ho bokella liqubu tsa koung le boema-kepe– Metheo ea setshelo, mabota a koung
● Ho haha metheo e tebileng– Liqubu tsa meaho e melelele libakeng tsa litoropo
● Cofferdams– Ho boloka mobu ka nakoana bakeng sa kaho
● Liqubu tsa mabota tse bolokiloeng– Mekhoa ea ho boloka mobu ka ho sa feleng
● Letšoao la litsela tse kholo le metheo ea mabone– Ho bokellana ha bophara bo bonyenyane
● Lipier tsa borokho ba terene– Meralo ea motheo ea literene tse boima
● Liqubu tsa fender tsa leoatleng– Litsamaiso tsa fender bakeng sa ho emisa sekepe
● Ho tsitsisa mobu- Merero ea ntlafatso ea mobu
● Ho bokella liqubu tsa kaho tsa nakoana– Tšehetso bakeng sa ho epolloa
9. Pakete le Thomello – ASTM A252 Kereiti ya 2 LSAW Steel Pipe
Sephutheloana:
● Bophara bo bonyenyane (≤ 610mm): E tlamiloe ka maqhama a tšepe (lithane tse 5-10 ka sephutheloana) ka litšireletso tsa sekhutlo
● Bophara bo boholo (> 610mm): Liphaephe tse ikemetseng tse nang le lepolanka la letsopa
● Liqubu tse telele (> 18m): Li romelloa ka bonngoe holim'a li-rack tse bataletseng kapa likepe tse robehileng
● Likoahelo tsa ho qetela: Likoahelo tsa polasetiki bakeng sa lipheletso tse betliloeng; lipheletso tse se nang letho li ka siuoa li butsoe
Ho tsamaisa ka sekepe:
● Meqomo e robehileng bakeng sa liqubu tse kholo le tse telele
● Lijana tsa bophara bo bonyenyane (≤ 610mm, ≤ 12m)
● Liraka tse bataletseng tse bolelele ba 12-24m
● Terene kapa teraka bakeng sa ho isa thepa ka hare ho naha
Litokomane:Setifikeiti sa Teko ea Mill (EN 10204 Mofuta oa 3.1), tlaleho ea litekanyo, tlaleho ea teko e batalatsang, tlaleho ea UT (haeba e boletsoe), lethathamo la liphutheloana, invoice ea khoebo, COO.
10. Melemo le Lipotso Tse Botsoang Khafetsa ka Tšepe ea Womic - Pipe ea Tšepe ea LSAW ea ASTM A252 Kereiti ea 2
Hobaneng Tšepe ea Womic e le ea ho kenya li-A252 Grade 2?
●Bokgoni bo boholo ba bophara bo fihlang ho 3,000mm (120″)
●Lebota le boima ho fihlela ho 80mm
●Ho etsoa ha liqubu tse telele ho fihlela ho 60m - ho fokotsa li-slices tsa masimo
●E theko e tlase bakeng sa merero ea meralo ea motheo e meholo
●Tlhahlobo ea motho oa boraro e ea fumaneha (SGS, BV, TÜV)
Lipotso Tse Botsoang Khafetsa:
P: Phapang ke efe pakeng tsa ASTM A252 Kereiti ya 2 le Kereiti ya 3 bakeng sa ho bokella dipeo?
A: Sehlopha sa 3 se na le matla a hodimo (345 MPa ha se bapiswa le 240 MPa) mme se sebedisetswa metheo e tebileng kapa ditlhoko tse phahameng tsa mojaro. Sehlopha sa 2 se theko e tlase ebile se lekane bakeng sa ditshebediso tse ngata tsa motheo tse akaretsang (marokho, meaho, dikou). Kgetha Sehlopha sa 2 bakeng sa meroalo e tloaelehileng, Sehlopha sa 3 bakeng sa meroalo e boima kapa ho kganna ka botebo.
P: Na o fana ka liphaephe tsa A252 Grade 2 tse nang le lesira la galvanized?
K: E. Re fana ka galvanizing e chesang ho latela ASTM A123. Bolelele bo phahameng ba ho galvaning ke 12.5m. Bakeng sa liqubu tse telele, re khothaletsa ho penta ka epoxy kapa ho penta ka bituminous.
P: Bolelele bo boholo boo o ka bo hlahisang bakeng sa phaephe ya ho bokella ya Kereiti ya 2 ke bofe?
K: Bolelele bo phahameng ba karolo e le 'ngoe ke 18m (JCOE) kapa 24m (UOE). Bakeng sa bolelele bo fihlang ho 60m, re tjheseletsa likarolo tse ngata ho tloha qalong ho isa qetellong ka li-weld tse kenellang ka botlalo tsa SAW circumferential (tse hlahlobiloeng ka 100% UT). Sena se tloaelehile bakeng sa li-monopile tsa moea tse tsoang lebopong la leoatle.
P: Na ASTM A252 e hloka tlhahlobo ea hydrostatic?
K: Tjhe. ASTM A252 ha e hloke tlhahlobo ya hydrostatic hobane diphaephe tsa ho bokella ha di na kgatello. Leha ho le jwalo, haeba projeke ya hao e hloka teko ya hydro (mohlala, bakeng sa ho kopanya diphaephe le ho tsamaisa metsi), re ka e etsa ka ditjeo tse ding.
P: Ke pente efe e kgothalletswang bakeng sa ho bokella metsi a lewatle ka hara metsi a letswai?
K: Bakeng sa ho qoelisoa metsing a leoatle, ho kgothaletswa ho sebelisa epoxy ea tar ea mashala (600-800 microns) kapa epoxy ea glass flake. Bakeng sa libaka tsa splash zone, re khothaletsa FBE kapa lipente tse teteaneng tsa epoxy. Bakeng sa metsi a hloekileng kapa mobu, phaephe e ntšo e se nang letho kapa bokaholimo bo tlotsitsoeng ka oli hangata bo lekane.
P: U etsa bonnete ba hore li-weld lia pholoha ho khanna ka hamore joang?
K: Re etsa teko ea ho batalatsa (e tlamang) le teko ea ho kobeha e tataisoang lisampoleng tsa weld. Bakeng sa liqubu tse khannoang ka hloko, re boetse re etsa 100% UT ea weld seam le MPI ea menoana ea weld. Re ka boela ra fana ka teko ea Charpy impact ho 0°C kapa ka tlase haeba ho boletsoe.
P: Nako e tloaelehileng ea ho etella pele liphaephe tsa ho bokella tsa Kereiti ea 2 ke efe?
A: Nako e tloaelehileng ea ho etella pele: matsatsi a 25-35 bakeng sa bophara ba ≤ 1,422mm. Bakeng sa poleiti e phutholohileng e bophara bo boholo (> 1,422mm): matsatsi a 35-50. Bakeng sa liqubu tse telele tse phuthetsoeng (ho fihlela ho 60m): eketsa libeke tse 2.
Tšupiso ea Morero - Katoloso ea Terminal ea Kou ea Rotterdam ea Likhonteinara (Netherlands)
Naha:Netherlands (Rotterdam, Maasvlakte 2)
Maemo le Kereiti:ASTM A252 Kereiti ea 2 (ka tšusumetso e eketsehileng ea Charpy ho 0°C)
Litekanyo le Bongata:
●OD 610mm (24″) × Boima 12.5mm – limithara tse 24,000 (hoo e ka bang lithane tse 4,500) e entsoeng ka ts'ebetso ea UOE
●OD 813mm (32″) × Boima 16.0mm – limithara tse 12,000 (hoo e ka bang lithane tse 3,500) e entsoeng ke ts'ebetso ea JCOE
●OD 1,016mm (40″) × Boima 20.0mm – 6,000 metres (hoo e ka bang lithane tse 2,800) e entsoeng ka seam e le 'ngoe ea poleiti e phutholohileng
Kakaretso:Limithara tse 42,000 (42 km), hoo e ka bang lithane tse 10,800
Litlhaloso:Lipheletso tse se nang letho (sekoere se sehiloeng), koahelo ea epoxy ea sekontiri sa mashala (800 microns), teko ea ho batalatsa (ha ho na mapetso a ho batalatsa bophara ba 1/3). Teko ea ho kobeha e tataisoang bakeng sa ho batalatsa ha weld. 100% UT ea weld seam. Tšusumetso ea Charpy ho 0°C (bonyane 27J, e fihlelletsoe 50-80J). Ho otloloha ≤ 0.2%. Tlhahlobo ea motho oa boraro ke SGS Netherlands.
Kopo:Katoloso ea seteishene sa lijana Maasvlakte 2, Koung ea Rotterdam. Liqubu tsa liphaephe tsa tšepe li sebetsa e le motheo oa lebota la kou (liqubu tse jarang mojaro o otlolohileng) le e le liqubu tsa li-dolphin tse hokelang (mojaro o ka lehlakoreng). Botebo ba metsi sebakeng sa ho emisa: 18m. Mobu o entsoe ka lehlabathe le likarolo tse bonolo tsa letsopa.
Liphephetso tsa Tekheniki le Litharollo:
●Tšireletso ea mafome tikolohong ea lebopong– Ho qoelisoa metsing a letsoai le sebaka sa ho fafatsa ho ne ho hloka ho koaheloa ho tšoarellang. Epoxy ea mashala e sebelisitsoeng ke womic (800 microns DFT) e nang le mekhahlelo e 'meli. Ho koaheloa ho fetile teko ea ho fafatsa letsoai ea lihora tse 3,000 (ASTM B117) ka ho thekesela ho tloha ho cribe ho ea ho 2mm. Ho lemoha matsatsi a phomolo ho 4kV ntle le ho hloleha ho hang.
●Liqubu tse telele bakeng sa sebaka sa ho robala metsi a tebileng– Bolelele bo hlokahalang ba qubu ea 28m (18m ho ea tlaase ho leoatle + 10m ka holim'a seretse). Manonyeletso a tloaelehileng a 12m a tla hloka li-splices tse 3 tsa tšimo. Womic e fane ka li-slipces tse bolelele ba 18m (poleiti e phutholohileng) bakeng sa li-pile tsa 1,016mm, e leng se fokotsang li-splices tsa tšimo ho tloha ho tse 3 ho isa ho tse 2 ka qubu. Bakeng sa li-slip tse bohlokoa tsa ho khomaretsa, re fane ka li-slip tse bolelele ba 28m ka ho tjheseletsa likarolo tse peli tsa 14m (tse hlahlobiloeng ke 100% UT).
●Khatello e phahameng ea ho khanna lehlabatheng le teteaneng– Boemo ba mobu bo kenyeletsa mealo e teteaneng ea lehlabathe e nang le boleng ba SPT N ba 40-60. Khatello ea ho khanna liqubu e fihlile ho 70% ea matla a chai. Womic e entse liteko tse tataisitsoeng tsa ho kobeha (radius ea kobeha ea 4t, 180°) ntle le mapetso. Mehlala ea liteko tse bataletseng ha ea ka ea petsoha kamora ho batalla ha 1/2 diameter. Moreki o tlalehile ho hloleha ha ho weld nakong ea ho khanna liqubu tse 3,200.
●Matla a tshusumetso bakeng sa ho kenya mariha– Lithempereichara tsa mariha tsa Rotterdam li ka theohela ho -5°C. Womic e fane ka matla a ho tiea mochesong o tlase ho Kereiti ya 2 (Charpy ho 0°C min 27J, e fihlelletswe ho 50-80J). Sena ha se hlokehe ke ASTM A252 empa se ekeditswe ke moreki e le thibelo.
●Thepa ea thepa ho ea Maasvlakte– Liphaephe li rometsoe ho tloha Shanghai ho ea Rotterdam ka sekepe se seholo (matsatsi a 35). Ka lebaka la sebaka se fokolang sa ho beha thepa seteisheneng, Womic e hlophisitse ho romelloa ha thepa ka makhetlo a mararo ka likhoeli tse 4. Thomello ka 'ngoe e ne e tsamaisana le kemiso ea ho khanna ea rakonteraka. Lithane tsohle tse 10,800 li ile tsa tlisoa ka nako.
● Sephetho:Katoloso ea seteishene e phethetsoe kotara ea boraro ea 2024. Li-pile tsohle tse 3,200 li fetile teko ea mojaro o matla (PDA) ka bokhoni ba ho jara bo fetang litlhoko tsa moralo. Moreki o itse: "Boleng ba phaephe ea Womic le botšepehi ba ho fana ka thepa li ne li le ntle haholo." Hona joale Womic Steel ke mofani ea amohetsoeng bakeng sa merero ea koung ea Rotterdam ea nakong e tlang.
Ikopanye le rona:
Webosaete: www.womicsteel.com
Imeile: sales@womicsteel.com
Mohala / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Tšepe ea Womic – Molekane oa hau ea tšepahalang bakeng sa liqubu tsa liphaephe tsa tšepe tsa ASTM A252 Kereiti ea 2 LSAW bakeng sa metheo ea borokho, ho bokella likou, ho haha metheo e tebileng, le merero ea likepe lefatšeng ka bophara.
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