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Tsev / Kev paub / Paub meej

Oct 17, 2025

Dab tsi yog qhov zoo ntawm galvanizing spa -} h huab cua heathering steel?

1. Txhim kho txhim kho corrosion tsis kam, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig ib puag ncig

Spa - h steel inherently tiv taus atmospheric corrosion los ntawm kev sib sau ua ib qho kev mob hnyav. Galvanization hais txog cov kis no los ntawm kev ntxiv cov txheej txheem kev tiv thaiv "Ob Chav Defense":
 

Kev thaiv lub cev: Cov txheej txheej zinc (tshwj xeeb tshaj yog kub kub-}} h} hμm}} cov tshuaj uas yooj yim tab sis yooj yim tab sis yooj yim tabs rau lub ntuj patina.

Kuj mus rau kev tawm tsam: Hauv qhov siab - corrosion cov xwm txheej (xws li cov cheeb tsam ntug dej hiav txwv, lossis cov cheeb tsam tsis muaj tshuaj lom Lub galvanized txheej, txawm li cas los xij, tswj hwm kev ua tau ruaj khov, tiv thaiv cov hlau malrix los ntawm kev ua rau corroded los ntawm cov tshuaj phem no.

2. Txuas rau lub neej pabcuam ntawm spa - h steel

Los ntawm kev txhawb nqa corrosion tsis kam, galvanization ncaj qha ntev lub neej siv tau ntawm Spa {{h steel:
 

Cov ntaub ntawv -} rov qab txuas ntxiv: Hauv cov chaw me me (piv txwv li, ungalvanized spa {2} h muaj peev xwm dhau 15-30 xyoo. Nyob rau hauv tib qho chaw, galvanized spa {} h (tshwj xeeb tshaj yog kub}} dip galvanized) tuaj yeem txuas ntxiv cov nyiaj no mus rau 30-50 xyoo.

Ntau dua cov muaj nyob rau hauv ib puag ncig hnyav: Hauv cov ntug dej hiav txwv ib puag ncig, Ungalvanized Spa- h tej zaum tsuas yog xeem 5-10 feem ntau vim yog cov hnoos qeev kawg. Galvanized Spa {{4 4}} h, los ntawm kev sib piv, tuaj yeem tswj hwm kev ncaj ncees rau 15-25 xyoos, ob npaug ntawm lub neej. Qhov no txo ​​tau cov zaus ntawm cov hloov pauv thiab txo qis ntev- lub sij hawm tu cov nqi.

3. Muab "tiv thaiv" kev tiv thaiv kab mob "los tiv thaiv kom tsis txhob muaj xeb txawm tias thaum puas

Ib txheej galvanized yog nws lub peev xwm los tiv thaiv spa {} hatating - patina tsis ua:
 

Txi anode anode effect: Zinc muaj qhov qis dua electrode peev xwm tshaj li cov hlau (cov khoom siv hauv paus ntawm spa - h). Thaum lub galvanized txheej yog puas (piv txwv li, vim muaj kev cuam tshuam los yog kev sib txhuam), ua rau muaj kev sib txhuam ua ntej (ua raws li lub spa {}} h matrix.

Tus kheej -} nrhiav kev tiv thaiv: Qhov kev txaws corrosion no tseem mus txog thaum lub zinc nthuav dav ib ncig ntawm kev puas tsuaj yog noj, muaj kev tiv thaiv zoo rau cov hlau uas muaj xeb. Nyob rau hauv kev sib piv, yog tias ntuj patina ntawm ungalvanized spgalvanized spgalvanized spgalvanized spa {1} h raug kos, thiab tus xeb yuav kis rau cov chaw ib puag ncig.

4. Txo cov kev saib xyuas ntxov rau spa - h steel

Ungalvanized spa - h yuav tsum tsis muaj ntev- lub sijhawm tu ib zaug (piv txwv li 1-2} Galvanization tshem tawm qhov no thaum ntxov- theem haujlwm ua haujlwm:
 

Lub galvanized txheej muab kev tiv thaiv tag nrho ntawm kev ua, yog li} h steel tuaj yeem ncaj qha rau ib puag ncig sab nraud tsis muaj kev kho ib ntus ntxiv. Qhov kev tsim kho no yooj yim rau cov txheej txheem kev tsim kho thiab txo cov nqi zog thiab cov khoom siv ntawm kev txij nkawm thaum ntxov.

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