Rau kev tsim kho thiab kev lag luam engineering, cov qauv ua lub luag haujlwm tseem ceeb hauv kev ua kom muaj kev nyab xeeb, kev ntseeg siab thiab zoo. Ib tus qauv uas tau lees paub thoob plaws hauv Tebchaws Europe yog EN 10219, uas npog cov txheej txheem txias-tsim welded structural hollow seem. Ntawm cov qib sib txawv tau teev tseg hauv tus qauv no, S235JRH tshwj xeeb yog qhov tseem ceeb. Hauv blog no, peb yuav ua tib zoo saib seb dab tsiEN 10219 S235JRHtxhais tau tias, nws cov kev siv, thiab nws qhov tseem ceeb rau kev tsim kho niaj hnub no.
EN 10219 yog tus qauv European uas qhia txog cov txheej txheem kev xa khoom rau cov khoom txias-tsim welded structural hollow seem. Cov ntu no tuaj yeem yog puag ncig, square lossis duab plaub thiab yog txias-tsim yam tsis muaj kev kho cua sov tom ntej. Qhov no txhais tau hais tias cov khoom khaws cia nws cov khoom qub, ua rau nws tsim nyog rau ntau yam kev siv cov qauv. Tus qauv ua kom ntseeg tau tias cov ntu hollow no ua tau raws li cov kev cai tshwj xeeb hais txog cov khoom siv kho tshuab, tshuaj lom neeg muaj pes tsawg leeg thiab qhov ntev ntev.
S235JRH yog hais txog ib qib tshwj xeeb ntawm cov hlau uas ua tau raws li EN 10219 tus qauv. Qhov "S" qhia tias nws yog cov qauv hlau thiab "235" qhia tias cov khoom muaj qhov tsawg kawg nkaus tawm lub zog ntawm 235 megapascals (MPa). Lub "J" qhia tias cov hlau tsim nyog rau vuam thiab "RH" qhia tias nws yog ib qho hollow seem. Kev sib xyaw ua ke ntawm cov khoom no ua rau S235JRH yog qhov kev xaiv zoo tshaj plaws rau ntau yam kev siv cov qauv.
Ib qho ntawm qhov zoo ntawm kev siv S235JRH hollow seem yog nws lub zog-rau-qhov hnyav piv. Cov txheej txheem txias txias tuaj yeem tsim cov qauv hnyav tsis tau muaj zog, txo qhov hnyav tag nrho ntawm lub tsev lossis qhov project infrastructure. Qhov no tshwj xeeb tshaj yog muaj txiaj ntsig zoo hauv cov ntawv thov uas qhov hnyav yog qhov tseem ceeb, xws li txuas hniav, yees thiab cov tsev siab.
Tsis tas li ntawd, qhov ntau yam ntawm S235JRH hollow seem ua rau lawv haum rau ntau yam kev siv. Lawv tuaj yeem siv rau hauv kev tsim cov thav duab, kab thiab kab teeb, nrog rau kev tsim cov rooj tog thiab lwm yam khoom siv. Lub peev xwm ua tau yooj yim welded ua ke nce kev tsim qauv yooj yim, tso cai rau engineers thiab architects los tsim cov qauv tshiab thiab zoo nkauj.
Lwm qhov tseem ceeb ntawm EN 10219 S235JRH yog nws ua raws li European kev nyab xeeb thiab cov qauv zoo. Los ntawm kev ua raws li tus qauv no, cov tuam ntxhab tuaj yeem xyuas kom meej tias lawv cov khoom ua tau raws li qhov tsim nyog yuav tsum tau ua kom muaj kev ncaj ncees thiab kev ua tau zoo. Qhov no tsis tsuas yog txhim kho kev nyab xeeb ntawm cov qauv kawg nkaus xwb, tab sis kuj ua rau muaj kev ntseeg siab ntawm cov neeg siv khoom thiab cov neeg muaj feem cuam tshuam txog qhov zoo ntawm cov khoom siv.
Hauv cov ntsiab lus, EN 10219 S235JRH yog tus qauv tseem ceeb hauv kev tsim kho thiab engineering, muab kev taw qhia rau kev sivtxias tsim welded qauvhollow seem. Nws kev sib xyaw ua ke ntawm lub zog, ntau yam thiab ua raws li cov qauv kev nyab xeeb ua rau nws xaiv zoo rau ntau yam kev siv. Raws li kev tsim kho kev lag luam txuas ntxiv mus, qhov tseem ceeb ntawm kev ua raws li cov qauv no tsuas yog nce ntxiv, kom ntseeg tau tias cov tsev tsim khoom ruaj khov thaum tswj kev nyab xeeb thiab zoo. Txawm hais tias koj yog ib tug engineer, kws kes duab vajtse lossis tus neeg cog lus, kev nkag siab thiab siv EN 10219 S235JRH tuaj yeem ua rau muaj kev vam meej ntawm koj qhov project.
Post lub sij hawm: Dec-05-2024