S355J0W steel phajyog qhov qis- alloy siab- lub zog steel nrog zoo weldability thiab tawg tsis kam. Nws cov tshuaj lom neeg tseem ceeb suav nrog cov ntsiab lus xws li carbon, manganese, silicon, phosphorus, thiab sulfur.
S355J0W steel phaj
Los ntawm cov txheej txheem kev kho cua sov tshwj xeeb, nws nthuav tawm kev ua haujlwm zoo heev ntawm lub zog, toughness, thiab corrosion kuj. Lub zog tawm los ntawm cov phaj hlau no tuaj yeem ncav cuag 355 MPa, ua rau nws tsim nyog rau ntau lub tsev tsim, tshwj xeeb tshaj yog cov uas yuav tsum tau thauj khoom -cov kabmob muaj peev xwm thiab cua siab ua haujlwm.
Tshuaj muaj pes tsawg leeg ntawm S355J0W Weathering steel phaj
| Element | Cov ntsiab lus |
|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.16% |
| Silicon (Si) | Tsawg dua lossis sib npaug li 0.50% |
| Manganese (Mn) | 0.50–1.50% |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.030% |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.025% |
| Chromium (Cr) | 0.40–0.80% |
| Nickel (Ni) | Tsawg dua lossis sib npaug li 0.65% |
| Copper (Cu) | 0.25–0.55% |
| Molybdenum (hli) | Tsawg dua lossis sib npaug li 0.30% |
| Nitrogen (N) | Tsawg dua lossis sib npaug li 0.010% |
Mechanical & Physical Properties ntawm S355J0W Corten steel phaj
| Khoom | Tus nqi |
|---|---|
| Yield zog (tsawg dua lossis sib npaug li 16mm) | Ntau dua lossis sib npaug li 355 MPa |
| Yield zog (16-40mm) | Ntau dua lossis sib npaug li 345 MPa |
| Yield zog (40-63mm) | Ntau dua lossis sib npaug li 335 MPa |
| Tensile zog | 470-630 MPa |
| Elongation | Ntau dua lossis sib npaug li 22% |
| Impact Test Temperature | 0 degree |
| Impact Zog (Akv) | Ntau dua lossis sib npaug li 27 J |
| Weldability | Zoo heev (tsim rau cov txheej txheem vuam) |
| Corrosion Resistance | 2-8 npaug siab dua carbon steel |
| Kev Xa Khoom | Kub dov / Normalized / Normalized dov |
Hu rau tam sim no kom tau txais S355J0W weathering steel phaj Quote
Daim ntawv thov ntawm S355J0W Thick Steel Phaj nyob rau hauv Lub Tsev Structures
Hauv cov qauv tsim, S355J0W weathering steel phaj yog dav siv hauv cov ntawv thov tseem ceeb hauv qab no vim nws lub zog zoo heev, weldability, thiab atmospheric corrosion kuj.
1. High-Rise Building Frame Structures
High-cov tsev nce siab xav tau cov khoom siv nrog lub zog siab, zoo toughness, thiab zoo heev cua load kuj. S355J0W steel phaj feem ntau yog siv rau hauv kab thiab kab ke ntawm lub tsev thav duab vim nws cov khoom siv ruaj khov thiab ua haujlwm ntev.
Piv txwv li, nyob rau hauv ib qhov siab - nce chaw ua hauj lwm qhov project, S355J0W corten steel tau siv rau lub ntsiab structural kab teeb thiab kab. Tom qab siv sijhawm ntev -, cov qauv qhia tau zoo heev ruaj khov uas tsis muaj qhov cuam tshuam loj lossis puas tsuaj, ua kom pom nws qhov kev ntseeg siab hauv S355J0W steel qauv daim ntawv thov.
2. Choj Engineering
Cov choj yog cov txheej txheem tseem ceeb thiab xav tau cov khoom siv nrog lub zog siab thiab ntev - lub sijhawm ua haujlwm ntev. S355J0W weathering steel phaj feem ntau yog siv nyob rau hauv lub ntsiab girders thiab txhawb cov qauv vim nws superior atmospheric corrosion kuj.
Nyob rau hauv ib txoj haujlwm loj choj, S355J0W steel phaj tau siv rau welded lub ntsiab girders. Tom qab xyoo ntawm kev pab cuam, tus choj qauv qhia tsis pom tseeb xeb lossis qaug zog puas tsuaj, ua kom muaj kev nyab xeeb thiab ruaj khov kev thauj mus los. Qhov no lees paub qhov ua tau zoo ntawm S355J0W corten steel hauv kev siv choj engineering.
3. Cov tsev tsim khoom lag luam
Hauv kev tsim kho cov nroj tsuag, cov qauv hlau yuav tsum tiv taus cov khoom siv hnyav thiab ntev - lub sij hawm ua haujlwm nyuaj. Lub zog siab thiab toughness ntawm S355J0W tuab steel phaj ua rau nws cov khoom zoo tagnrho rau kev thauj khoom -cov kabmob.
Nyob rau hauv ib txoj haujlwm cog tshuaj, S355J0W weathering steel tau siv los ua lub ntsiab thauj khoom -cov kabmob qauv. Tom qab ua haujlwm ntev - lub sijhawm ua haujlwm, tag nrho kev ruaj ntseg ntawm lub Hoobkas tseem zoo heev, txo qhov kev pheej hmoo ntawm kev ua haujlwm tsis zoo thiab txhim kho kev pabcuam kev nyab xeeb.
4. Marine Engineering
Marine engineering ib puag ncig yog corrosive heev vim ntsev tsuag, av noo, thiab yoj cuam tshuam. Yog li ntawd, cov ntaub ntawv yuav tsum muaj zog corrosion kuj thiab cuam tshuam tsis kam. S355J0W corten steel phaj yog dav siv nyob rau hauv xws li ib puag ncig.
Hauv qhov project offshore platform, S355J0W steel phaj raug xaiv los ua lub ntsiab thauj khoom -cov qauv kabmob. Tom qab rov raug cua thiab nthwv dej, lub platform tseem nyob ruaj khov yam tsis muaj kev puas tsuaj loj, ua kom pom qhov ua tau zoo ntawm S355J0W weathering steel hauv offshore engineering applications.
Hu rau tam sim no kom tau txais S355J0W weathering steel phaj Quote
Qhov zoo ntawm S355J0W Thick Steel Phaj
Piv nrog rau lwm qib steel, S355J0W weathering steel phaj qhia tau hais tias muaj txiaj ntsig zoo hauv cov hauv qab no:
1. Weldability zoo heev
S355J0W tuab steel phaj muaj qhov zoo tshaj plaws weldability thiab tuaj yeem ntseeg tau welded nrog lwm yam khoom siv, kom ntseeg tau siab -cov pob qij txha zoo thiab txhim kho kev tsim kho.
Tsis zoo li qee qhov qis-cov hlau tsis muaj zog, uas yog qhov yooj yim rau vuam cov kab nrib pleb, S355J0W steel phaj pab tswj cov txheej txheem kev ncaj ncees thiab txo qhov kev pheej hmoo ntawm vuam tsis xws luag, yog li txhim kho kev nyab xeeb tag nrho hauv cov qauv steel.
2. Muaj zog corrosion kuj
Tom qab kev kho tshwj xeeb alloying, qhov saum npoo ntawm S355J0W weathering steel tsim cov txheej txheem tiv thaiv oxide ruaj khov uas tiv thaiv ib puag ncig corrosion thiab txuas ntxiv kev pab cuam lub neej.
Nyob rau hauv sib piv, cov pa roj carbon zoo tib yam yog feem ntau rusting nyob rau hauv cov av noo los yog corrosive ib puag ncig, uas yuav ua rau kom ib tug txo nyob rau hauv lub zog ntawm lub sij hawm. Qhov no ua rau S355J0W corten steel zoo heev rau kev siv sab nraum zoov thiab nthuav tawm.
3. Cov cuab yeej cuab tam zoo heev
S355J0W steel phaj muaj lub zog siab thiab zoo toughness, tso cai rau nws ua tau zoo tshwj xeeb hauv kev thauj khoom -cov kabmob. Nws tuaj yeem tiv thaiv cov kev cuam tshuam sab nraud thiab siab, ua rau nws siv dav hauv cov tsev siab -nce, txuas hniav, thiab lwm yam kev tsim kho vaj tse loj.
Piv nrog rau qis - cov ntaub ntawv muaj zog, S355J0W weathering steel muab kev ua haujlwm zoo dua qub thiab kev ntseeg siab.
4. Economy Efficiency
Txawm hais tias tus nqi pib ntawm S355J0W tuab steel phaj yuav siab dua, nws cov kav ntev thiab corrosion kuj txo qis ntev - lub sij hawm tu thiab hloov cov nqi. Nyob rau hauv tag nrho lifecycle ntawm ib qhov project, nws muaj zog economic zoo.
Hauv qhov sib piv, qis dua - cov khoom siv steel nqi feem ntau xav tau kev saib xyuas ntau zaus lossis hloov pauv, ua rau cov nqi hluav taws xob ntau dua. Yog li ntawd, S355J0W corten steel phaj muab tus nqi zoo dua -kev ua tau zoo piv rau ntev - daim ntawv thov engineering.
Daim ntawv thov ntawm S355J0W tuab steel phaj nyob rau hauv lub tsev qauv qhia tau hais tias nws cov zoo meej zoo nyob rau hauv lub zog, corrosion kuj, thiab durability.
Los ntawm kev sib piv nrog lwm cov ntaub ntawv, nws pom tseeb tias S355J0W steel phaj tsis tsuas yog txhim kho kev ruaj ntseg thiab ruaj khov, tab sis kuj muaj cov txiaj ntsig kev lag luam ntev ntev, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau niaj hnub steel qauv engineering tej yaam num.
Nrhiav kev ruaj khov thiab raug nqi - siv cov huab cua zoo rau koj qhov project? S355J0W corten steel phaj muaj lub zog zoo heev, weldability, thiab ntev - lub sij hawm corrosion kuj, ua rau nws zoo tagnrho rau cov txuas hniav, cov tsev, thiab sab nraum zoov, xav tiv tauj peb hnub no rau tus nqi tshiab thiab kev txhawb nqa!
Hu rau tam sim no kom tau txais S355J0W weathering steel phaj Quote
Puas yog S355J0W xav tau kev pleev xim?
Hauv kev siv sab nraum zoov feem ntau, S355J0W tsis tas yuav tsum tau pleev xim. Nws lub ntuj tiv thaiv oxide txheej txo qhov kev xav tau ntawm cov txheej txheem thiab kev saib xyuas, uas pab txo cov nqi ntawm lub neej.
Puas yog S355J0W yooj yim rau vuam?
Yog lawm. S355J0W muaj qhov zoo weldability siv cov txheej txheem vuam xws li MAG thiab arc vuam. Feem ntau, tsis muaj qhov nyuaj tshaj tawm -weld kho cua sov yuav tsum tau.
Dab tsi ib puag ncig yog S355J0W haum rau?
S355J0W yog haum rau huab cua sov thiab subtropical huab cua, suav nrog hauv nroog sab nraum zoov cov qauv, txuas hniav, ntim khoom, thiab ntug hiav txwv dej los yog siab -cov av noo ib puag ncig uas tsis tshua muaj siab - qhov kub thiab txias tsis nyob.
S355J0W steel kav ntev npaum li cas?
Thaum siv tau zoo nyob rau hauv qhov chaw tsim nyog, S355J0W weathering steel tuaj yeem txuas ntxiv lub neej kev pab cuam piv rau cov pa roj carbon steel, feem ntau kav ntev li ob peb xyoos nrog kev saib xyuas tsawg.
