Nkag Siab Txog Qhov Txawv Ntawm AH36, DH36, thiab EH36 Qib

Qib Hlau	Lub Zog Tawm (MPa)	Lub zog Tensile (MPa)	Kub Ntsuas Kev Cuam Tshuam	Daim Ntawv Thov Ib Txwm Muaj
AH36	355	490–620	0°C	Cov qauv dav dav ntawm lub nkoj hulls thiab deck
DH36	355	490–620	-20°C	Cov platforms offshore, kev raug dej hiav txwv txias
EH36	355	490–620	-40°C	Cov chaw nyob hauv dej hiav txwv Arctic thiab cryogenic

Peb leeg puav leej muaj tib yamlub zog kho tshuab, tab sis lawv covmuaj peev xwm nqus tau lub zog ntawm ntau qhov kub sib txawvtxhais lawv qhov kev faib tawm thiab kev siv.

---

Cov Tshuaj Lom Zem

Lubtshuaj lom neeg muaj pes tsawg leegntawm AH36, DH36, thiab EH36 zoo ib yam, tsim los kom muaj zog siab, weldability zoo, thiab corrosion tsis kam.

Cov Tshuaj Muaj pes tsawg leeg (%):

• Cov pa roj carbon (C):≤ 0.18

• Manganese (Mn):0.90–1.60

• Silicon (Si):0.10–0.50

• Phosphorus (P):≤ 0.035

• Sulfur (S):≤ 0.035

• Niobium (Nb), Vanadium (V), Titanium (Ti):≤ 0.10

Cov khoom siv micro-alloying xws li niobium, vanadium, thiab titanium ua kom cov qauv nplej zoo dua, uas ua rau cov hlau zoo dua.kev ua haujlwm siab, kev ua haujlwm tsis kam, thiab lub zog mechanical.

---

Cov Khoom Siv Kho Tshuab

AH36, DH36, thiab EH36yog txhua lub hlau muaj zog siab nrog tib yamqhov tsawg kawg nkaus ntawm cov zis zog ntawm 355 MPathiabLub zog tensile ntawm 490 txog 620 MPa.

Cov Khoom Siv Kho Tshuab Ib Txwm Muaj:

• Lub Zog Tawm:≥ 355 MPa

• Lub zog tensile:490–620 MPa

• Kev ntev (hauv 50 hli):≥ 21%

• Qhov nyuaj (HB):170–220

Qhov sib txawv tseem ceeb ntawm lawv yog nyob rau hauvkev cuam tshuam tawv, ntsuas los ntawm Charpy V-Notch (CVN) kev xeem ntawm qhov kub sib txawv:

• AH36 raug kuaj xyuas ntawm0°C.

• DH36 raug kuaj xyuas ntawm-20°C.

• EH36 raug kuaj xyuas ntawm-40°C.

Qhov kub ntawm kev sim qis dua, qhov muaj peev xwm ntau dua ntawm cov hlau los khaws cov khoom tawv thiab tiv thaiv kev tawg yooj yim hauv qhov chaw txias.

---

Cov Kev Txawv Tseem Ceeb Ntawm AH36, DH36, thiab EH36

1. Kev Cuam Tshuam Toughness

Qhov sib txawv tseem ceeb tshaj plaws ntawm peb qib yog lawvtsis kam rau kev tawg yooj yimntawm qhov kub sib txawv.

• AH36ua tau zoo hauvhuab cua nruab nrab, tsim nyog rau cov nkoj ua haujlwm hauv cov xwm txheej dej hiav txwv.

• DH36muab kev ruaj khov zoo dua, ua rau nws tsim nyog rauthaj chaw txias dua thiab cov platforms offshore.

• EH36muab lub zog cuam tshuam zoo tshaj plaws ntawmkub qis dua xoom, zoo tagnrho rauArctic shipping, LNG carriers, thiab polar vessels.

Qhov sib txawv no ua kom txhua qib siv qhov twg nws tuaj yeem muab kev nyab xeeb siab tshaj plaws nyob rau hauv kev ntxhov siab ntawm ib puag ncig.

2. Kev Pabcuam Kub Ntau

• AH36:Siv rau hauvhuab cua sov so(saum toj no 0°C).

• DH36:Rauhuab cua txias(txog li -20 ° C).

• EH36:Rauib puag ncig txias heev(mus txog -40 ° C).

Cov nkoj lossis cov qauv hauv hiav txwv uas ua haujlwm hauv qhov khov lossis polar mob vam khom EH36 los tiv thaiv kev tawg ntawm cov qauv vim qhov kub thiab txias ua rau brittleness.

3. Ib puag ncig ntawm daim ntawv thov

Txawm hais tias txhua qib yog cov hlau marine, lawv qhov kev xa tawm txawv raws li kev cuam tshuam ib puag ncig:

• AH36:Cov nkoj dav dav, cov nkoj thauj khoom, thiab cov nkoj thauj khoom loj.

• DH36:Cov chaw khawb av hauv hiav txwv, cov roj tanker uas khiav hauv dej hiav txwv, thiab cov nkoj hauv cov kev dej txias.

• EH36:Cov nkoj tawg dej khov, cov nkoj tshawb fawb polar, thiab cov platforms tob hauv hiav txwv.

4. Kev Ntsuas thiab Daim Ntawv Pov Thawj

Txhua qib yuav tsum dhau cov qauv kev xeem nruj uas tau teev tseg los ntawmABS (Lub Chaw Haujlwm Saib Xyuas Kev Thauj Khoom Hauv Tebchaws Meskas)thiab lwm lub koom haum faib pawg. Qhov sib txawv ntawmqhov kub thiab txias ntawm kev sim cuam tshuamua kom txhua qib hlau ua haujlwm tau zoo hauv nws qhov chaw ib puag ncig.

---

Cov yam ntxwv ntawm AH36, DH36, thiab EH36

Txawm hais tias lawv cov kev cai xeem cuam tshuam sib txawv, peb qib sib koom ntau yam khoom tseem ceeb uas ua rau lawv muaj nqis thoob ntiaj teb hauv kev tsim kho hauv hiav txwv.

1. Qhov Sib Piv Siab Rau Qhov Hnyav

Lawv lub zog zoo tshaj plaws tso cai rau kev tsim kho ntawmcov qauv nkoj sib dua thiab muaj zog dua, txo cov khoom siv thiab roj siv, uas ua rau kev siv hluav taws xob zoo dua.

2. Kev vuam zoo heev

Ua tsaug rau cov pa roj carbon uas tswj tau thiab tsim cov hlau sib xyaw, cov hlau no tuaj yeem vuam tau zoo siv cov txheej txheem vuam txheem xws liMIG, TIG, thiab submerged arc welding (SAW)tsis muaj kev kho ua ntej lossis kev kho tom qab cua sov.

3. Kev Tiv Thaiv Kev Xeb thiab Kev Qaug Zog

Tsim los rau kev raug txuas ntxiv mus raudej ntsev, dej noo, thiab kev ntxhov siab cyclic, AH36, DH36, thiab EH36 muaj cov yam ntxwv zoo heevtsis kam rau corrosion, oxidation thiab qaug zog ua haujlwm.

4. Kev Ruaj Ntseg Mus Ntev

Txawm tias nyob rau hauv qhov kev co tas li, kev cuam tshuam, thiab nthwv dej siab, cov qib no tswj lawv cov qauv kev ncaj ncees rau ntau xyoo, ua rau lawv zoo tagnrho raulub hulls, decks, thiab cov chaw teeb tsa hauv hiav txwv.

5. Kev Ua Raws Li Cov Qauv Thoob Ntiaj Teb

Tag nrho peb qib ua raws li cov lus qhia ntawm cov koom haum faib pawg loj:

• ABS (Lub Chaw Haujlwm Saib Xyuas Kev Thauj Khoom Hauv Tebchaws Meskas)

• Lloyd's Register (LR)

• Det Norske Veritas (DNV)

• Bureau Veritas (BV)

• Lub Koom Haum Kev Faib Tawm Tuam Tshoj (CCS)

Txhua lub phaj muab los ntawmsakysteelyog tag nrho traceable, nrogEN 10204 3.1 / 3.2 Mill Test Certificatexyuas kom meej tias muaj kev ruaj ntseg zoo.

---

Cov ntawv thov hauv Marine thiab Offshore Kev Lag Luam

1. Kev tsim nkoj

AH36, DH36, thiab EH36 siv dav hauvkev tsim kho lub hull, kev plating deck thiab bulkheads, xyuas kom meej tias cov nkoj tseem ruaj khov thiab muaj kev nyab xeeb hauv hiav txwv hnyav.

2. Cov Chaw Ua Haujlwm Offshore

Hauv cov tshuab drilling offshore thiab cov tshuab tsim khoom ntab, DH36 thiab EH36 steels yog siv raucov lawj tseem ceeb, cov ceg txhawb nqa, thiab cov ntoo khaub lig, qhov twg raug dej hiav txwv txias thiab kev ntxhov siab siab xav tau kev ruaj khov zoo dua.

3. Cov Khoom Nqa LNG thiab Cov Nkoj Cryogenic

EH36 hlau yog tshwj xeeb tshaj yog raucov ntawv thov cryogenic, tswj tau qhov ductility zoo heev txawm tias nyob rau hauv sub-zero kub, uas yog qhov tseem ceeb rau kev khaws cia thiab thauj cov roj liquefied.

4. Cov Nkoj Tub Rog thiab Cov Nkoj Tub Rog

Vim yog lawv covmuaj zog thiab cuam tshuam tsis kam, cov hlau no zoo tagnrho raucov nkoj thauj khoom loj, cov nkoj saib xyuas, thiab cov nkoj tiv thaiv, muab kev ruaj khov thiab kev ntseeg siab ntawm cov qauv hauv qab dynamic loading.

5. Cov Turbines Cua Hauv Dej Hiav Txwv

Raws li kev lag luam hluav taws xob rov ua dua tshiab nthuav dav hauv hiav txwv, AH36 thiab DH36 steels tau siv ntau dua hauvcov qauv hauv paus, cov pej thuam txhawb nqa, thiab cov platform hauv qab dej, qhov twg corrosion thiab qaug zog tsis kam yog qhov tseem ceeb.

---

Cov yam ntxwv ntawm kev ua thiab kev tsim khoom

1. Kev dov kub thiab TMCP (Kev Ua Haujlwm Tswj Xyuas Thermo-Mechanical):
   Tag nrho peb qib yog tsim los ntawm kev sivTMCP thev naus laus zis, uas ua kom cov noob loj dua thiab ua kom lub zog thiab kev tawv dua.

2. Txiav thiab Tsim:
   Cov hlau muaj kev ua haujlwm zoo heev, tso cai rautxiav plasma, laser, lossis oxy-fueltsis muaj ntug tawg lossis cuam tshuam.

3. Vuam:
   Kev vuam tau zoo heev rau txhua qib vim muaj cov nqi sib npaug carbon tsawg, txo qhov kev pheej hmoo ntawm hydrogen tawg thaum lub sijhawm tsim khoom.

4. Qhov Xwm Txheej Nto:
   Cov phaj muaj nyob rau hauvcov xim pleev xim, pleev xim thawj, lossis pleev ximrau kev tiv thaiv corrosion ntxiv thaum lub sijhawm xa khoom thiab khaws cia.

---

Kev Xeem thiab Daim Ntawv Pov Thawj

Txhua lub phaj muab los ntawmsakysteeldhau qhov kev kuaj xyuas zoo kom ntseeg tau tias ua raws li cov qauv dej hiav txwv:

• Kev Ntsuas Lub Zog Tensile thiab Yield

• Kev Ntsuas Kev Cuam Tshuam Charpy V-Notchntawm qhov kub thiab txias uas tau teev tseg

• Kev Ntsuas Ultrasonic (UT)rau qhov tsis zoo sab hauv

• Kev Tshuaj Xyuas Qhov Ntev thiab Qhov Chaw

• Kev Tshuaj Xyuas Spectrometerrau kev raug tshuaj lom neeg

Tag nrho cov txiaj ntsig ntawm kev xeem tau sau tseg rau hauvMill Test Certificate (EN 10204 3.1/3.2)thiab tau txais kev pom zoo los ntawm cov koom haum faib tawm uas tau lees paub.

---

Vim li cas ho xaiv sakysteel rau Marine Steel Solutions

sakysteelyog ib lub tuam txhab muag khoom thoob ntiaj teb uas tau lees paubkev tsim nkoj thiab cov hlau hauv hiav txwv, muab cov phaj AH36, DH36, thiab EH36 tiav tag nrho uas ua tau raws li txhua tus qauv tseem ceeb ntawm lub koom haum faib tawm.

Peb Cov Zoo Muaj Xws Li:

• Qhov loj tag nrho: tuab 5–150 hli, dav txog li 3,500 hli, ntev txog li 12,000 hli

• Cov ntawv pov thawj los ntawm ABS, LR, DNV, BV, thiab CCS

• Kev xa khoom sai thiab kev daws teeb meem xa khoom thoob ntiaj teb

• Kev txiav, kev khoov, thiab kev kho qhov chaw

• Muaj kev pabcuam tshuaj xyuas sab nraud (SGS, TUV, BV)

Los ntawm kev xaivsakysteel, cov neeg siv khoom tau txais txiaj ntsig los ntawm cov ntaub ntawv zoo tshaj plaws uas tau txhawb nqa los ntawm ntau xyoo ntawm kev txawj ntse, ua kom muaj kev ua tau zoo tshaj plaws thiab kev siv nyiaj tsim nyog hauv txhua qhov project marine.

---

Yav Tom Ntej Kev Xav: Cov Hlau Muaj Zog Siab Hauv Kev Tsim Nkoj Niaj Hnub Nim No

Raws li kev lag luam maritime txuas ntxiv mus hloov zuj zus, qhov kev thov raucov nkoj uas sib dua, muaj zog dua, thiab siv hluav taws xob ntau duatab tom nce ntxiv sai sai. Cov hlau muaj zog siab xws li AH36, DH36, thiab EH36 yog cov uas nyob rau pem hauv ntej ntawm kev hloov pauv no.

Lawv qhov kev sib xyaw ua ke ntawmlub zog, toughness, thiab weldabilitytxhawb kev tsim cov nkoj tiam tom ntej, cov platforms offshore, thiab cov qauv marine uas rov ua dua tshiab. Cov thev naus laus zis tshiab xws liTMCP, laser vuam, thiab cov txheej tiv taus xebyuav txuas ntxiv txhim kho lawv cov kev ua tau zoo, ua kom muaj kev pabcuam ntev dua thiab txo kev saib xyuas hauv cov chaw nyob hauv hiav txwv yav tom ntej.

---

Xaus lus

ThaumAH36, DH36, thiab EH36muaj cov khoom sib xws thiab lub zog zoo sib xws, lawv covkev cuam tshuam toughness thiab kev pabcuam kub muaj peev xwmteeb tsa lawv sib nrug. AH36 zoo tagnrho rau cov chaw ib puag ncig hauv dej hiav txwv, DH36 rau thaj chaw txias dua, thiab EH36 rau cov xwm txheej Arctic thiab cryogenic hnyav.

Cov hlau ua haujlwm siab no sib xyaw ua kelub zog kho tshuab, kev tiv thaiv corrosion, thiab kev sib txuas zoo heev, ua rau lawv tsis tseem ceeb hauv kev tsim nkoj niaj hnub thiab kev tsim kho hauv hiav txwv.

Txhawb nqa los ntawm cov ntawv pov thawj thoob ntiaj teb thiab kev txawj ntse tsim khoom siab heev,sakysteelxa cov hlau AH36, DH36, thiab EH36 uas ua kom muaj kev nyab xeeb, ruaj khov, thiab kev ntseeg tau rau txhua qhov kev siv hauv hiav txwv. Thaum lub ntiaj teb xav tau cov nkoj uas ruaj khov thiab ua haujlwm tau zoo zuj zus, cov qib no yuav txuas ntxiv tsim lub hauv paus ntawm cov qauv nkoj uas muaj zog, npaj tau rau yav tom ntej.