Cov Yeeb Nkab Galvanized
Cov Khoom Piav Qhia
I. Kev Faib Pawg Tub Ntxhais: Kev Faib Pawg Los Ntawm Txheej Txheem Galvanizing
Cov yeeb nkab galvanized feem ntau muab faib ua ob pawg: cov yeeb nkab galvanized kub-dip thiab cov yeeb nkab galvanized txias-dip. Ob hom no sib txawv heev hauv cov txheej txheem, kev ua tau zoo, thiab kev siv:
• Cov yeeb nkab galvanized kub-dip (cov yeeb nkab galvanized kub-dip): Tag nrho cov yeeb nkab hlau raug muab tso rau hauv cov zinc molten, tsim ib txheej zinc sib npaug, ntom ntom ntawm qhov chaw. Cov txheej zinc no feem ntau yog ntau tshaj 85μm tuab, muaj kev sib txuas zoo thiab kev tiv thaiv corrosion zoo heev, nrog lub neej ua haujlwm ntawm 20-50 xyoo. Tam sim no nws yog hom yeeb nkab galvanized tseem ceeb thiab siv dav hauv kev faib dej thiab roj, kev tiv thaiv hluav taws, thiab cov qauv tsev.
• Cov yeeb nkab galvanized txias-dip (cov yeeb nkab electrogalvanized): Cov txheej zinc raug tso rau ntawm qhov chaw ntawm cov yeeb nkab hlau los ntawm electrolysis. Cov txheej zinc nyias dua (feem ntau 5-30μm), muaj qhov nplaum tsis zoo, thiab muaj kev tiv thaiv corrosion tsawg dua li cov yeeb nkab galvanized kub-dip. Vim nws tsis ua haujlwm txaus, cov yeeb nkab galvanized tam sim no raug txwv tsis pub siv rau hauv cov ntawv thov uas xav tau kev tiv thaiv corrosion siab, xws li cov yeeb nkab dej haus. Lawv tsuas yog siv rau hauv cov khoom tsawg hauv cov ntawv thov uas tsis yog-loading thiab tsis cuam tshuam nrog dej, xws li kev kho kom zoo nkauj thiab cov brackets sib dua.
II. Cov Txiaj Ntsig Tseem Ceeb
1. Kev Tiv Thaiv Kev Xeb Zoo: Cov txheej zinc cais cov yeeb nkab hlau ntawm huab cua thiab dej noo, tiv thaiv xeb. Cov yeeb nkab galvanized kub-dip, tshwj xeeb, tuaj yeem tiv taus kev siv ntev hauv qhov chaw nyuaj xws li av noo thiab sab nraum zoov.
2. Lub Zog Muaj Zog: Khaws cov khoom siv kho tshuab ntawm cov kav hlau carbon, lawv tuaj yeem tiv taus qee qhov kev nyuaj siab thiab qhov hnyav, ua rau lawv haum rau cov ntawv thov xws li kev txhawb nqa cov qauv thiab kev thauj mus los ntawm cov kua.
3. Tus nqi tsim nyog: Piv rau cov kav hlau tsis xeb, cov kav hlau galvanized muaj cov nqi tsim khoom qis dua. Piv rau cov kav hlau carbon ib txwm, thaum cov nqi galvanizing nce ntxiv, lawv lub neej ua haujlwm ntev dua, ua rau muaj kev siv nyiaj ntau dua.
III. Cov Ntawv Thov Tseem Ceeb
• Kev Lag Luam Tsim Kho: Siv rau hauv cov kav dej tiv thaiv hluav taws, cov kav dej xa dej thiab cov kav dej ntws (dej tsis haus tau), cov kav dej cua sov, cov thav ntawv txhawb nqa phab ntsa, thiab lwm yam.
• Kev Lag Luam Hauv Tebchaws: Siv ua cov kav dej thauj kua (xws li dej, pa dej, thiab cua compressed) thiab cov khoom siv hauv cov chaw ua haujlwm hauv Hoobkas.
• Ua Liaj Ua Teb: Siv rau hauv cov kav dej ua liaj ua teb, cov thav ntawv txhawb nqa tsev cog khoom, thiab lwm yam.
• Kev Thauj Mus Los: Siv me me ua cov kav dej rau cov ntaiv txoj kev loj thiab cov ncej teeb ntawm txoj kev (feem ntau yog cov kav dej kub-galvanized).
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