Lub sijhawm ntev - kev pabcuam ruaj khov ntawm welded gabion mesh hauv kev tiv thaiv txoj kab nqes, kev tswj dej, kev txhim kho txoj hauv kev, thiab kev tiv thaiv chaw nres nkoj feem ntau yog vim kev xaiv kev tshawb fawb thiab kev ua haujlwm zoo ntawm nws cov ntaub ntawv.Nws cov ntaub ntawv tseem ceeb muaj ob ntu: steel hlau lub cev thiab qhov chaw tiv thaiv -corrosion txheej. Cov yam ntxwv ntawm cov khoom siv thiab kev ua haujlwm ntawm ob qhov no ncaj qha txiav txim siab cov khoom lag luam lub zog, kev tiv thaiv corrosion, thiab kev pabcuam lub neej.
Cov khoom siv tseem ceeb yog feem ntau qis - carbon steel hlau, nrog siab - zoo carbon structural steel hlau pas nrig yog cov khoom siv raw. Hom hlau no muaj qhov zoo weldability, nruab nrab lub zog, thiab zoo heev toughness, ua kom muaj zog fusion ntawm cov pob qij txha nyob rau hauv kuj welding los yog argon arc vuam txheej txheem. Nws kuj muaj qee qhov deformation muaj peev xwm nyob rau hauv kev ntxhov siab los txo cov kev cuam tshuam cov loads. Txoj kab uas hla yog xaiv raws li qhov xav tau ntawm engineering, feem ntau ntawm 2.0mm thiab 4.0mm. Ib qho hlau nyias nyias ua rau lub zog tsis txaus, thaum cov hlau tuab dhau ua rau hnyav thiab nqi. Nws cov tshuaj muaj pes tsawg leeg yuav tsum ua raws li cov qauv hauv lub tebchaws los xyuas kom meej tias lub zog tensile, yield zog, thiab elongation ua tau raws li cov qauv tsim.
Qhov saum npoo tiv thaiv - cov khoom siv corrosion yog qhov tseem ceeb rau kev ua kom lub sijhawm ntev - siv cov welded gabion mesh nyob rau hauv ib puag ncig hnyav. Feem ntau yog kub-dip galvanizing, qhov twg hlau hlau yog immersed nyob rau hauv molten zinc, ua rau cov zinc rau metallurgically bond nrog hlau substrate, tsim ib tug ntom tiv thaiv zaj duab xis uas tiv taus atmospheric corrosion thiab ib tug tej yam℃ntawm electrochemical corrosion. Rau cov dej hiav txwv, tshuaj lom neeg, lossis siab - ntsev- thaj chaw tshuaj tsuag, zinc -5% txhuas sib xyaw tsis tshua muaj-lub ntiaj teb alloy txheej tuaj yeem siv tau. Cov txheej txheej no ua tau zoo dua cov zinc ntshiab hauv kev tiv thaiv corrosion, chloride ion corrosion kuj, thiab siab -kub oxidation tsis kam, cuam tshuam nws lub neej kev pab cuam. Lwm qhov kev xaiv yog cov yas-polymer-coated, uas suav nrog txheej txheej galvanized nrog cov txheej txheem polymer xws li polyethylene lossis polypropylene. Qhov no muab kev tiv thaiv corrosion, UV tsis kam, thiab huab cua tsis kam, thiab muaj ntau yam xim kom tau raws li qhov xav tau ntawm toj roob hauv pes.
Kev xaiv cov khoom siv yuav tsum tau ua raws li kev txiav txim siab zoo ntawm qib corrosion ntawm qhov project ib puag ncig, hom kev thauj khoom, thiab kev lag luam. Piv txwv li, kub-dip galvanized steel hlau yog qhov zoo dua rau kev tswj dej hauv av, thaum zinc- aluminium alloy coatings raug pom zoo rau ze rau - ntug dej hiav txwv lossis dej ntsev. Cov txheej txheej yas tuaj yeem txiav txim siab rau hauv nroog toj roob hauv pes tej yaam num kom sib npaug tiv thaiv thiab zoo nkauj. Txawm hais tias cov khoom siv, txheej txheej los yog yas txheej yuav tsum yog cov tuab tuab, muaj zog adhesion, thiab nruj nreem khi rau steel hlau substrate los tiv thaiv tev thiab tiv thaiv tsis ua hauj lwm tom qab siv.
Feem ntau, welded gabion mesh feem ntau siv siab - zog, qis - carbon steel hlau raws li nws lub moj khaum, nrog kub -dip galvanizing, zinc- aluminium alloy, los yog polymer yas txheej raws li nws cov txheej txheem tiv thaiv. Ua ke, cov ntaub ntawv no tsim kom muaj kev ruaj ntseg, ruaj khov, thiab hloov tau yooj yim hauv paus, muab cov khoom siv txhawb nqa rau ntau yam haujlwm.
