Kev tsom xam cov txiv ntoo txaws cov yeeb nkab thiab nws qhov sib txawv ntawm cov kav dej steel
I. Kev txhais thiab daim ntawv thov
Tubrog marine seamless steel yeeb nkab yog ib hom kev pab tsim qauv steel Nws cov tub ntxhais tseem ceeb yog yoog kom haum rau ib puag ncig muaj ib puag ncig xws li lub siab salinity, high humidity thiab siab siab.
Ii. Qhov sib txawv ntawm cov kav dej steel
Cov khoom siv thiab corrosion tsis kam
Marine Steel kav dej xws li tooj liab (Cu), Nickel (NI), thiab chromium (KI) tau ntxiv rau txhim kho rau dej hiav txwv corrosion. Qee qhov chaw yog ua los ntawm cov hlwv uas tsis muaj roj los yog siv nrog cov thev naus laus zis (xws li galvanizing thiab epoxy cob qhia).
• Cov kav dej kav hlau: feem ntau yog Q235), yam tsis muaj kev kho mob tshwj xeeb, thiab tsuas yog siv rau ib puag ncig.
III. Cov txheej txheem ntau lawm
• Cov Qauv Raug Mob: Yuav tsum muaj cov qauv los xeem dhau ntawm cov tib neeg sib faib ua ke (LR), LR), thiab cov khoom lag luam tshwj xeeb rau cov khoom siv steel tshwj xeeb rau cov nkoj ".
• Yuav kuaj cov kev xeem ntawv: Ntxiv rau cov pa hydOSTATIC, YUAV TSUM) thiab sib nqus Particle kuaj (MT) yog qhov yuav tsum muaj qhov tsis taus sab hauv.
• Ua kom kho cua sov kev kho cua sov, siv kho cua sov los yog quenching thiab tempering yog cov feem ntau saws ua kom zoo rau cov neeg kho tshuab.
IV. Cov Khoom Siv Neeg Kho Tshuab
• Lub zog compressive: feem ntau nws yuav tsum muaj ntau dua los yog sib npaug ntawm 490 MPa (xws li 415 MPa hauv A106).
• Muaj qhov kub tsawg: nws yuav tsum dhau Charpy cuam tshuam kev sim ntawm}}} degree ib puag ncig ntawm cov kev tsheb thauj khoom hauv qab zib lossis dej hiav txwv.

V. Daim Ntawv Thov Kev Thov
Marine Steel kav: Cov hluav taws xob siab roj rau nkoj tshuab, cov kav dej hauv nroog, thiab cov kav dej hauv qab zib rau LNG Carriers (kev ua haujlwm ntawm {2} {2}} degree).
• Cov kav dej kav hlau: Kev tsim kho lub tsev (GB \/ T13793), cov kav dej hauv nroog (GB \/ T3091), thiab dav dav tshuab cov txheej txheem.
VI. Cov ntawv pov thawj tshwj xeeb thiab raug nqi
• Cov ntawv pov thawj yuav tsum muaj: Daim ntawv pov thawj hauv zej zog (xws li CCS Tuam Tshoj Cov Ntaub Ntawv Hauv Tebchaws) yuav tsum tau txais, thiab qee qhov haujlwm yuav tsum ua raws li IMO (lub koom haum thoob ntiaj teb) cov cai.
• Tus nqi sib txawv: tus nqi ntawm cov kav dej marine yog 30% siab dua li cov roj ntsha uas zoo sib xws, feem ntau yog vim muaj nqi alloy, kuaj nqi thiab cov nqi pov thawj.
VII. Lub ntsiab
Tubrog nkoj Seamless Steel Kav Zej Ntau dua li cov khoom siv cov khoom siv hlau, kev tswj hwm ntau lawm thiab kuaj cov txiv neej ua haujlwm muaj kev nyab xeeb. Thaum ua ib qho kev xaiv, daim ntawv thov kev xaiv npe yuav tsum tau hais meej: yog tias nws tau siv nyob rau hauv qhov chaw tsis muaj tshuaj ntsuab (xws li cov kav dej hauv tsev), cov kav dej hauv av muaj ntau dua. Thaum nws los txog rau cov tubrog nkoj lossis cov kev ua haujlwm siab thiab kub-ua haujlwm kub, marine-cov khoom lag luam yuav tsum siv kom tsis txhob muaj kev phom sij txaus ntshai.
Cim npe nrov: Marine Seamless steel yeeb nkab, Tuam Tshoj, cov chaw muag khoom, chaw tsim khoom, Hoobkas, nqi