Cov dej thiab roj xav tau cov raj xa dej tuaj yeem muab cov tsev nyob thiab chaw lag luam. Roj roj muab fais fab rau cov qhov cub, dej tso cua sov, cov khoom lag luam thiab lwm yam khoom siv. Dej yog qhov tseem ceeb thiab pom tseeb. Qhov ob feem ntau ntau yam ntawm cov yeeb nkab steel siv los nqa dej thiab roj yog cov yeeb nkab dub thiab galvanized yeeb nkab. Kev tsis sib haum xeeb yog tshwm sim ntawm cov tswv tsev, thiab txawm tias qee tus kws tshaj lij, hais txog qhov twg siv rau cov kav xa hlau thiab raws li xwm txheej dab tsi.
Galvanized Yeeb Nkab
Galvanized steel yeeb nkabyog them nrog cov khoom siv zinc ua kom cov yeeb nkab steel tiv taus xeb. Kev siv thawj ntawm cov yeeb nkab galvanized yog los muab dej rau tsev thiab vaj tse. Cov zinc tseem tiv thaiv qhov tsim ntawm cov ntxhia pob zeb hauv av tuaj yeem ua rau cov kab dej.
Yeeb dub
Cov yeeb nkab dub steel yog txawv ntawm cov yeeb nkab galvanized vim tias nws yog qhov ua tsis tau. Cov xim tsaus nti los ntawm cov hlau-oxide tsim rau ntawm nws cov nplaim thaum lub sijhawm tsim khoom. Lub hauv paus ntsiab lus ntawm cov yeeb nkab dub steel yog nqa cov roj nkev mus rau hauv tsev thiab chaw ua lag luam. Cov yeeb nkab txhuam tau tsim tawm yam tsis muaj ib txoj hlua khi, ua kom lub yeeb nkab muaj zog thiab ruaj khov dua los nqa roj. Cov yeeb nkab steel dub kuj tseem siv rau cov tshuab txaws hluav taws vim tias nws yog cov hluav taws kub dua li cov yeeb nkab galvanized.
Hauv kev hais:
Cov yeeb nkab dub thiab cov yeeb nkab galvanized yog ua los ntawm cov hlau loj
Galvanized yeeb nkab muaj ib txheej zinc, dub yeeb nkab tsis
Galvanized yeeb nkab yog qhov zoo tagnrho rau nqa dej tab sis tsis haum rau nqa roj
Galvanized yeeb nkab yog qhov kim dua vim tias muaj zinc txheej
Galvanized yeeb nkab yog ntau ruaj
Koj tsis xav siv cov yeeb nkab galvanized rau roj vim tias cov ntawv galvanized. Ntev dhau sijhawm ntawm cov ntawv galvanized hlau yuav plam thiab txhaws koj lub chaw tswj roj thiab hlawv roj.
Tsis txhob sib xyaw galvanized thiab hlau dub lossis qhov uas lawv kov xeb yuav raug ua kom nrawm.
