Cov qauv hlau yog ib qho qauv uas muaj cov khoom siv hlau thiab yog ib hom qauv tsev tseem ceeb. Cov qauv no feem ntau yog ua los ntawm cov hlau beams, steel kem, steel trusses thiab lwm yam khoom ua los ntawm cov hlau zoo li tus thiab cov hlau phaj, thiab siv cov txheej txheem tshem tawm xeb thiab tiv thaiv xeb xws li silanization, pure manganese phosphating, ntxuav thiab ziab, thiab galvanizing. Txhua yam khoom lossis feem ntau yog txuas nrog welds, bolts lossis rivets. Vim nws qhov hnyav sib dua thiab kev tsim kho yooj yim, nws yog siv dav hauv cov chaw tsim khoom loj, chaw ua si, cov tsev siab heev, choj thiab lwm yam teb. Cov qauv hlau yooj yim rau xeb. Feem ntau, cov qauv hlau yuav tsum tau tshem tawm xeb, galvanized lossis pleev xim, thiab yuav tsum tau saib xyuas tas li.
Cov yam ntxwv
1. Cov khoom siv muaj zog thiab lub teeb hauv qhov hnyav.
Hlau muaj lub zog siab thiab modulus elastic siab. Piv nrog rau cov pob zeb thiab ntoo, qhov sib piv ntawm nws qhov ceev rau qhov muaj zog yog qhov tsawg heev. Yog li ntawd, nyob rau hauv tib qho kev ntxhov siab, cov qauv hlau muaj ib feem me me, lub teeb yuag, yooj yim thauj mus los thiab teeb tsa, thiab nws tsim nyog rau qhov dav dav, qhov siab siab, thiab cov khoom hnyav. Qauv.
2. Hlau muaj zog, zoo plasticity, cov khoom sib xws, thiab kev ntseeg siab ntawm cov qauv.
Haum rau kev cuam tshuam thiab cov khoom thauj dynamic, thiab muaj kev tiv thaiv av qeeg zoo. Cov qauv sab hauv ntawm cov hlau yog sib xws thiab ze rau isotropic homogeneous lub cev. Kev ua haujlwm tiag tiag ntawm cov qauv hlau yog sib xws nrog kev xam lej. Yog li ntawd, cov qauv hlau muaj kev ntseeg siab siab.
3. Kev tsim khoom thiab kev teeb tsa cov qauv hlau yog cov tshuab ua haujlwm heev
Cov khoom siv hlau yooj yim rau kev tsim khoom hauv cov chaw tsim khoom thiab sib dhos rau ntawm qhov chaw tsim kho. Lub Hoobkas tsim cov khoom siv hlau muaj qhov tseeb siab, ua haujlwm tau zoo, sib dhos sai hauv qhov chaw tsim kho, thiab lub sijhawm tsim kho luv luv. Cov qauv hlau yog cov qauv lag luam tshaj plaws.
4. Cov qauv hlau muaj kev ua tau zoo sealing
Vim tias cov qauv welded tuaj yeem kaw tag nrho, nws tuaj yeem ua rau cov hlab ntsha siab, cov pas dej roj loj, cov kav dej siab, thiab lwm yam nrog cua zoo thiab dej nruj.
5. Cov qauv hlau yog cua sov-resistant tab sis tsis hluav taws-resistant
Thaum qhov kub qis dua 150 ° C, cov khoom ntawm cov hlau hloov me ntsis. Yog li ntawd, cov qauv hlau yog qhov tsim nyog rau cov chaw ua haujlwm kub, tab sis thaum qhov chaw ntawm cov qauv raug tshav kub txog li 150 ° C, nws yuav tsum tau tiv thaiv los ntawm cov vaj huam sib luag rwb thaiv tsev kub. Thaum qhov kub nyob nruab nrab ntawm 300 ℃ thiab 400 ℃, lub zog thiab elastic modulus ntawm cov hlau txo qis heev. Thaum qhov kub nyob ib puag ncig 600 ℃, lub zog ntawm cov hlau feem ntau yog xoom. Hauv cov tsev uas muaj cov kev cai tshwj xeeb tiv thaiv hluav taws, cov qauv hlau yuav tsum tau tiv thaiv nrog cov khoom siv refractory kom txhim kho qhov ntsuas tiv thaiv hluav taws.
6. Cov qauv hlau muaj kev tiv thaiv corrosion tsis zoo
Tshwj xeeb tshaj yog nyob rau hauv ib puag ncig uas muaj cov av noo thiab cov xov xwm corrosive, lawv yooj yim xeb. Feem ntau, cov qauv hlau yuav tsum tau tshem tawm xeb, galvanized lossis pleev xim, thiab yuav tsum tau saib xyuas tsis tu ncua. Rau cov qauv platform offshore hauv dej hiav txwv, cov kev ntsuas tshwj xeeb xws li "zinc block anode protection" yuav tsum tau siv los tiv thaiv xeb.
7. Cov pa roj carbon tsawg, txuag hluav taws xob, ntsuab thiab ib puag ncig zoo, siv tau dua
Kev rhuav tshem cov tsev hlau yuav tsis muaj cov khib nyiab tsim kho, thiab cov hlau tuaj yeem rov ua dua tshiab thiab rov siv dua.
Daim Ntawv Thov
Lub Ru Tsev System
Nws yog tsim los ntawm cov trusses ru tsev, cov qauv OSB panels, cov txheej tiv thaiv dej, cov vuas ru tsev sib dua (hlau lossis asphalt vuas) thiab cov khoom sib txuas. Lub ru tsev ntawm Matt Construction lub teeb hlau qauv tuaj yeem muaj ntau yam kev sib xyaw ua ke hauv qhov tsos. Kuj tseem muaj ntau hom ntaub ntawv. Ntawm qhov kev tsim kom muaj cov thev naus laus zis tiv thaiv dej, muaj ntau txoj kev xaiv rau qhov tsos.
Cov Qauv Phab Ntsa
Phab ntsa ntawm lub tsev hlau sib zog feem ntau yog ua los ntawm cov ncej phab ntsa, cov ntoo saum toj, cov ntoo hauv qab, cov khoom txhawb nqa phab ntsa, cov vaj huam sib luag phab ntsa thiab cov khoom sib txuas. Cov tsev hlau sib zog feem ntau siv cov phab ntsa sab hauv ua cov phab ntsa uas nqa tau lub nra hnyav. Cov ncej phab ntsa yog cov khoom siv hlau sib zog zoo li C. Lub phab ntsa tuab nyob ntawm qhov hnyav, feem ntau yog 0.84 txog 2 hli. Qhov nrug ntawm cov ncej phab ntsa feem ntau yog 400 txog 400 hli. 600 hli, txoj kev teeb tsa phab ntsa no rau kev tsim cov tsev hlau sib zog tuaj yeem tiv taus thiab xa cov nra hnyav ntsug tau zoo, thiab yooj yim rau kev teeb tsa.
Yog tias koj xav paub ntxiv txog cov qauv hlau kom paub ntau ntxiv txog cov nqi thiab cov ntsiab lus, thov hu rau peb.
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Lub sijhawm tshaj tawm: Kaum Ib Hlis-29-2023