Matlotlo a Bohlokoa le Melemo ea Lipoleiti tsa Tšepe tsa Kaho ea Likepe tsa AH36, DH36, le EH36

Sehlopha	Matla a Tlase a Kotulo (MPa)	Mocheso oa Teko ea Tšusumetso	Likopo tse Tloaelehileng
AH36	355	0°C	Likepe tse akaretsang le li-deck
DH36	355	-20°C	Liforomo tsa lebopong la leoatle, meaho ea likepe e pepeselitsoeng metsi a batang
EH36	355	-40°C	Likepe tsa Arctic, lijari tsa LNG, le meaho ea leoatle le tebileng

Lihlopha tsohle tse tharo li na le se tšoanangsebopeho sa lik'hemik'hale le matla a ho tsikinyeha, empa EH36 e na le boemo bo phahameng ka ho fetisisa ba ho tiea, e leng se etsang hore e be ntle bakeng sa libaka tse feteletseng.

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Sebopeho sa Lik'hemik'hale sa AH36, DH36, le EH36

K'hemistri e leka-lekaneng ka hloko ea limaraka tsena tsa tšepe e fana ka motsoako o phethahetseng oamatla, ho ductility, le ho hanyetsa ho bola.

Sebopeho se Tloaelehileng sa Lik'hemik'hale (%):

• Khabone (C):≤ 0.18

• Manganese (Mn):0.90–1.60

• Silicone (Si):0.10–0.50

• Fosforase (P):≤ 0.035

• Sebabole (S):≤ 0.035

• Niobium (Nb), Vanadium (V), Titanium (Ti):≤ 0.10 (likarolo tse nyenyane tsa ho kopanya ho eketsa matla)

Ho kopanya ka micro-alloying ka Nb, V, le Ti ho thusa ho ntlafatsa sebopeho sa thollo sa tšepe, ho ntlafatsa haholo ts'ebetso ea eona ea mechini le ho tiea ha ts'usumetso.

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Matlotlo a Mekaniki

Molemo oa bohlokoa oa litšepe tsa AH36, DH36, le EH36 o ho ba tsa boleng bo holimo.matla a mechinileho mamella tlas'a meroalo e matla.

Litšobotsi tse Tloaelehileng tsa Mekaniki:

• Matla a Tlhahiso:≥ 355 MPa

• Matla a tšepe:490–620 MPa

• Ho lelefatsa (ka 50 mm):≥ 21%

• Matla a Tšusumetso ea Charpy V-Notch:

  • AH36: e lekoa ho 0°C

  • DH36: e lekoa ho -20°C

  • EH36: e lekiloe ho -40°C

Matlotlo ana a netefatsa hore dikepe tsa sekepe le dikarolo tsa sebopeho di ka mamellaho kobeha ho boima, ho thothomela, le matla a ho thulanaha re ntse re boloka botšepehi libakeng tse batang, tse senyang metsi a leoatle.

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Matlotlo a Bohlokoa le Melemo

1. Karolelano e Phahameng ea Matla ho ea ho Boima

Litšepe tsa AH36, DH36, le EH36 li fana ka matla a phahameng haholo ha li bapisoa le litšepe tse tloaelehileng tsa khabone, e leng se lumellang baetsi ba likepe ho ralae bobebe empa e matla le ho fetaSena se fella ka bokgoni bo eketsehileng ba ho jara mojaro le ho ntlafatsa bokgoni ba mafura.

2. Ho Tiea ho Hlollang Haholo Maemong a Tlase a Temperature

Leha AH36 e sebetsa hantle maemong a leholimo a itekanetseng, DH36 le EH36 lia ipabola homaemo a ka tlase ho zero, e leng se etsang hore li be ntle bakeng saLikepe tsa Arctic, liforomo tsa leoatleng, le likepe tsa LNGmoo tšepe e lokelang ho lula e le ductile esita le ho -40°C.

3. Khanyetso e Phahameng ea ho Silafala

Sebopeho sa lik'hemik'hale sa litšepe tsena, hammoho le liphahlo tse sa hlokeng boikhethelo kapa tšireletso ea galvanic, li netefatsaho hanyetsa mafome a metsi a leoatle, ho chesoa ha oksijene le ho rusa, ho eketsa bophelo ba tšebeletso ea sekepe.

4. Ho Weldability e Ikhethang

Mekhahlelo ena e ka kopanngoa habonolo ho sebelisoa mekhoa e tloaelehileng e kangMIG, TIG, le ho tjheseletsa arc e kenelletseng ka metsing (SAW)ntle le ho futhumatsa esale pele. Sena se netefatsa tlhahiso le tokiso e sebetsang hantle libakeng tsa likepe.

5. Mokhathala o motle haholo le Khanyetso ea Tšusumetso

Meaho ea likepe e ba le lipotoloho tse tsoelang pele tsa khatello ka lebaka la maqhubu, moroalo oa thepa, le ho thothomela ha enjene. Litšepe tsa AH36, DH36, le EH36 li fana kamatla a mokhathala a ikhethangleho hanyetsa ho hloleha ha tšusumetsotlas'a maemo a ho jara a pheta-phetoang.

6. Boleng bo Tšoanang le ho Nepahala ha Dikarolo

E hlahisitsoe ka ts'ebetso e laoloang ea ho phutholla le ea thermomechanical,sakysteel'sLipoleiti tsa AH36, DH36, le EH36 li bontša botenya bo lekanang, sebopeho se setle sa lithollo, le ho ba bataletse ho hoholo, ho netefatsa hore li lekana hantle le ho sebetsa hantle nakong ea kopano.

7. Ho latela Mekhatlo ea Machaba ea ho Hlophisa

Meputso eohle e latela litlhoko tsa:

• ABS (Lefapha la Amerika la ho Romela Likepe)

• Ngoliso ea Lloyd (LR)

• Det Norske Veritas (DNV)

• Ofisi ea Veritas (BV)

• Mokhatlo oa Tlhophiso ea Chaena (CCS)

• Germanischer Lloyd (GL)

Litifikeiti tsena li tiisa ho sala morao ka botlalo le ho tšepahala bakeng sa merero ea kaho ea likepe lefatšeng ka bophara.

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Litšebeliso tsa Lipoleiti tsa Tšepe tsa AH36, DH36, le EH36

1. Li-hull tsa Likepe le Meaho ea Deck

Matla a tlhahiso e phahameng a AH36 le DH36 a etsa hore li be ntle bakeng saliheke tsa likepe, li-bulkhead, le likarolo tsa deck, ho netefatsa botšepehi ba sebopeho tlas'a moroalo o matla oa leoatle.

2. Li-platform tsa Offshore

Lipoleiti tsa EH36 li sebelisoa haholo holitsi tsa oli tse lebōpong la leoatle, polokelo ea tlhahiso e phaphametseng le litsi tsa ho lata oli (FPSO), le meaho e ka tlas'a leoatle, moo ho hanyetsa tshusumetso le mafome ho leng bohlokwa.

3. Likepe tsa Tanka tsa Thepa le Oli

Bokhoni ba ho hanela mafome le mokhathala bo netefatsa hore oli, khase le lik'hemik'hale li tsamaisoa ka mokhoa o sireletsehileng libakeng tse telele.

4. Lijana tsa LNG le Lijana tsa Cryogenic

EH36 e kgethwa bakeng salibaka tse bakang cryogenic, ho boloka ho tiea esita le mochesong o tlase haholo nakong ea polokelo le phetisetso ea LNG.

5. Likepe tsa Sesole sa Metsing le tsa Tšireletso

Motsoako oa matla a phahameng le thepa e bobebe o etsa hore litšepe tsena li lokelelikepe tsa ntoa tse fofang metsing, likepe tsa paterole, le likepe tse fofang metsing le leoatleng, moo tshebetso le bokgoni ba ho sebetsa ka potlako di leng bohlokwa.

6. Lisebelisoa tsa Leoatleng le Likarolo tsa Meaho

Ka nqane ho di-hull, ditshipi tsa 316 le DH36 di sebediswa holikereine, li-winches, litsamaiso tsa ho hokela, le meaho e meng, moo matla le ho hanyetsa mafome li leng bohlokoa.

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Litšobotsi tsa Ts'ebetso le Tlhahiso

1. Phekolo ea ho Roller le Heat
E hlahisitsoe keho pitikisa ho laoloangleho etsa hore motho a phele hantleLipoleiti tsa tšepe tsa AH36, DH36, le EH36 li fumana botsitso bo ntlafetseng pakeng tsa matla le ho se sebetse hantle. Tse ling li ka boela tsa fetats'ebetso e laoloang ke thermomechanical (TMCP)bakeng sa ts'ebetso e ntlafetseng.

2. Ho Seha le ho Etsa
Litšepe li bontša bokhabaneho sebetsa hantle le ho bōpeha habonolo, e lumellang ho seha plasma, laser, kapa oxy-fuel ntle le ho petsoha kapa ho fetoha ha moedi.

3. Ho lumellana ha ho tjheseletsa
Lihlopha tsohle tse tharo lia bontšaboleng bo phahameng ba ho tjheseletsaka kotsi e fokolang ea ho petsoha, e leng se felisang tlhoko ea mekhoa e turang ea ho futhumatsa pele kapa ea ho tjheseletsa ka mor'a ho chesetsoa.

4. Kalafo ea Bokaholimo
Lipoleiti li ka fanoa kae thunngoeng ka ho thunngoa, e pentiloe, kapa e pentiloengboemo ba ho fihlela litlhoko tse itseng tsa bareki bakeng sa tšireletso ea mafome.

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Teko le Setifikeiti

Ho netefatsa tshebetso ya boleng bo hodimo,sakysteele etsa taolo e pharalletseng ea boleng le liteko holim'a sehlopha se seng le se seng sa lipoleiti tsa AH36, DH36, le EH36:

• Teko ea ho Tenyetsehabakeng sa chai le matla a ho qetela

• Teko ea Tšusumetso ea Charpybakeng sa ho tiea ha mocheso o tlase

• Teko ea Ultrasonic (UT)bakeng sa mefokolo ea ka hare

• Tlhahlobo ea Litekanyo le Bokaholimobakeng sa ho nepahala le ho batalla

• Tlhahlobo ea Lik'hemik'hale (Spectrometer)bakeng sa netefatso ea sebopeho

Lihlahisoa tsohle li tsamaea leLitifikeiti tsa Teko ea Mill (EN 10204 3.2 kapa 3.1), e fanang ka ho latela ka botlalo le ho latela maemo a machaba.

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Hobaneng Khetha sakysteel bakeng sa Litharollo tsa Tšepe tsa Marine

At sakysteel, re ikhethile ka ho hlahisa le ho fana ka litšepe tsa kaho ea likepe tse sebetsang hantle tse fihlelang maemo a lefats'e a batloang haholo a likepe. Lipoleiti tsa rona tsa AH36, DH36, le EH36 li etsoa ka ho sebelisatheknoloji ea sejoale-joale ea ho rolla ho chesang le TMCP, ho netefatsa thepa e phahameng ea mechine le e sa senyeheng.

sakysteele fana ka:

• Mefuta e felletseng ea boholo: botenya 5–150 mm, bophara ho fihlela ho 3,500 mm, bolelele ho fihlela ho 12,000 mm

• Litšebeletso tsa ho seha le ho etsa thepa tse ikhethileng

• Lisetifikeiti tsa lefats'e (ABS, LR, DNV, BV, CCS, GL)

• Ho tlisa kapele le ho paka kantle ho naha ho loketse lipalangoang tsa metsing

• Tšehetso ea tekheniki e inehetseng bakeng sa lits'ebetso tsa likepe le tsa mose ho maoatle

Ka boitlamo ba rona ba boleng, ho nepahala le tšebeletso,sakysteele thusa baetsi ba likepe le borakonteraka ba mose ho maoatle ho ntlafatsa ts'ebetso ea meaho ha ka nako e ts'oanang e fokotsa litšenyehelo tsa tlhokomelo le nako ea ho se sebetse ha projeke.

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Tebello ea Bokamoso: Litšepe tse Matla a Phahameng Kahong ea Likepe ea Sejoale-joale

Ha mekhoa ea lefats'e ea ho haha ​​​​likepe e ntse e ealikepe tse bolokang matla, tse bobebe, le tse sireletsang tikoloho, litšepe tse matla tse kang AH36, DH36, le EH36 li ntse li e-ba bohlokoa le ho feta. Li lumella kaho ea likepe tse kholoanyane, tse bolokang mafura hantle ntle le ho beha matla kapa polokeho kotsing.

Ho phaella moo, ka kgolo yamatla a moea a lebopong la leoatle le lipatlisiso tsa leoatle le tebileng, tlhoko ea litšepe tsa boemo ba EH36 — tse khonang ho mamella mocheso o tlase le likhatello tsa metsi a tebileng — e lebelletsoe ho eketseha.

Lipatlisiso tse tsoelang pele tsa metallurgy le mekhoa e laoloang ea ho phutholla li tla ntlafatsa haholo litšobotsi tsa litšepe tsa leoatleng, ho netefatsa hore li fihlela litlhoko tsa botsitso le ts'ebetso nakong e tlang.

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Qetello

Liindastering tsa kajeno tsa likepe le tsa leoatle, ho tšepahala ha thepa ho hlalosa polokeho le katleho ea ts'ebetso.Lipoleiti tsa tšepe tsa kaho ea likepe tsa AH36, DH36, le EH36E eme e le litekanyetso bakeng sa litšepe tse matla haholo, tse sa senyeheng, le tse ka tjheseletsoang tse sebelisoang libakeng tsa leoatle. Thepa ea tsona e phahameng ea mechini, ho tiea ha mocheso o tlase, le ho tšoarella nako e telele li etsa hore e be thepa e ka sebelisoang haholo bakeng sa likepe tsa likepe, liforomo tsa leoatleng le likepe tse khethehileng.

Ka mangolo a tumello a lefats'e ka bophara, boleng bo tsitsitseng, le ts'ebetso e pakiloeng, maemo ana a netefatsa botšepehi ba sebopeho le bophelo bo bolelele esita le tlas'a maemo a thata ka ho fetisisa a leoatle. A tšehetsoa ke theknoloji e tsoetseng pele ea tlhahiso le taolo e tiileng ea boleng,sakysteele ntse e tsoela pele ho fana ka lipoleiti tsa kaho ea likepe tsa AH36, DH36, le EH36 tsa maemo a lefats'e — e thusa bareki ho haha ​​​​likepe tse matla, tse sireletsehileng le tse tšoarellang haholoanyane bakeng sa bokamoso ba lipalangoang tsa likepe tsa lefats'e.