Hauv cov teb uas niaj hnub hloov zuj zus ntawm kev tsim kho thiab kev siv hauv kev lag luam, qhov kev xav tau cov ntaub ntawv zoo yog qhov tseem ceeb heev. Ntawm cov ntaub ntawv no, cov kav dej hollow section structural tau dhau los ua qhov kev daws teeb meem ntau yam rau ntau yam kev siv, tshwj xeeb tshaj yog hauv cov teb ntawm kev tsim kho, petrochemicals thiab cov tshuab boiler kub siab.
Nyob rau pem hauv ntej ntawm kev lag luam yog ib lub chaw tsim khoom ua lag luam nyob hauv Cangzhou, Hebei Xeev. Lub tuam txhab tau tsim tsa xyoo 1993, thiab tau loj hlob sai heev, npog thaj tsam ntawm 350,000 square meters thiab tag nrho cov cuab tam ntawm 680 lab yuan. Nrog 680 tus neeg ua haujlwm mob siab rau thiab cov cuab yeej zoo heev, lub tuam txhab muaj peev xwm ua tau raws li ntau yam kev xav tau ntawm cov neeg siv khoom.
Ib qho ntawm cov khoom lag luam zoo tshaj plaws uas lub chaw tsim khoom no muab yog nws cov raj hlau sib xyaw ua ke, muaj ntau qhov ntau thiab tsawg txij li 2 ntiv tes mus txog 24 ntiv tes. Ua los ntawm cov ntaub ntawv zoo xws li P9 thiab P11, cov raj no zoo tagnrho rau kev siv hauv qhov chaw kub siab. Lawv cov ntawv thov tseem ceeb suav nrog cov nplaim cua sov hauv cov boilers kub siab, cov khoom siv hluav taws xob, cov taub hau, cov cua sov loj, thiab cov cua sov rov ua dua. Ntxiv mus, cov raj hlau sib xyaw no yog cov khoom tseem ceeb hauv kev lag luam petrochemical, qhov twg kev ruaj khov thiab kev tiv taus rau cov xwm txheej hnyav yog qhov tseem ceeb.
Lub tuam txhab tsim tawmcov kav dej hollow-sectionuas muab lub zog thiab kev ruaj khov zoo tshaj plaws rau ntau yam kev siv. Lawv cov duab tshwj xeeb tso cai rau kev faib khoom thauj khoom zoo, uas yog qhov tshwj xeeb tshaj yog rau cov haujlwm tsim kho qhov twg kev ua tiav ntawm cov qauv tseem ceeb. Txawm hais tias siv rau hauv cov thav duab tsev lossis ua ib feem ntawm cov txheej txheem kev lag luam nyuaj, cov raj no muab kev ntseeg siab thiab kev ua tau zoo uas cov engineers thiab cov kws kes duab vajtse tuaj yeem ntseeg siab.
Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm cov kav dej hollow yog lawv lub peev xwm los tiv taus qhov siab thiab kub. Qhov no ua rau lawv zoo tagnrho rau cov lag luam uas xav tau cov ntaub ntawv uas tuaj yeem tiv taus cov xwm txheej hnyav. Hauv kev lag luam petrochemical, piv txwv li, cov kav dej no feem ntau raug rau cov tshuaj corrosive thiab kub heev. Cov kav dej alloy uas cov chaw tsim khoom no muab tau tsim los tiv taus cov teeb meem no, ua kom ntseeg tau tias lub neej ua haujlwm ntev thiab kev ua haujlwm zoo.
Tsis tas li ntawd xwb, qhov ua tau ntau yam ntawm cov raj hollow section structural tube tsis yog tsuas yog siv rau hauv kev lag luam xwb. Lawv kuj tseem siv ntau dua hauv kev tsim vaj tsev, qhov twg lawv qhov kev zoo nkauj thiab cov txiaj ntsig ntawm cov qauv tuaj yeem txhim kho qhov zoo nkauj ntawm ib qhov project. Txij li cov skyscrapers niaj hnub mus rau cov choj tshiab, cov raj no tau dhau los ua cov khoom siv tseem ceeb rau kev tsim vaj tsev niaj hnub no.
Tag nrho hauv txhua qhov, cov raj hollow section structural tube uas tsim los ntawm lub chaw tsim khoom Cangzhou no sawv cev rau kev sib xyaw ua ke ntawm qhov zoo, kev ruaj khov, thiab kev hloov pauv tau yooj yim. Nrog rau cov raj alloy uas muaj ntau yam loj li ntawm 2 ntiv tes txog 24 ntiv tes, nrog rau cov qib xws li P9 thiab P11, lub tuam txhab muaj peev xwm pab ntau yam lag luam xws li cov boiler kub siab thiab cov roj av. Raws li qhov kev thov rau cov ntaub ntawv txhim khu kev qha thiab kev ua tau zoo txuas ntxiv mus, lub chaw tsim khoom no npaj txhij los ua kom tau raws li cov teeb meem ntawm lub ntiaj teb niaj hnub no thiab xyuas kom meej tias nws cov neeg siv khoom muaj kev nkag mus rau cov khoom zoo tshaj plaws. Txawm hais tias nws siv rau hauv kev tsim kho, kev siv hauv kev lag luam lossis kev tsim kho tshiab, cov raj hollow section structural tube yog qhov tseem ceeb ntawm kev tsim kho yav tom ntej ntawm kev tsim kho vaj tse.
Lub sijhawm tshaj tawm: Lub Ob Hlis-28-2025