Galvanized cov yeeb nkab yog cov khoom siv lub tsev, siv dav hauv kev tsim kho, cov choj, dej kav thiab lwm daim teb. Hauv cov ntawv thov siv, vuam ntawm cov kav dej galvanized yog qhov tseem ceeb heev, yog li nws yog ib qho tsim nyog los xyuas kom meej thiab kev nyab xeeb. Nov yog qee cov lus qhia rau vuam galvanized yeeb:
1. Nto Kev Kho Mob yog qhov yuav tsum tau ua ntej vuam. Txij li thaum nto ntawm Galvanized yeeb yog coated nrog zinc txheej, yuav tsum tau ua ntej vuam ib txheej xws li zinc txheej thiab roj stains rau saum npoo. Cuab yeej xws li kev sib tsoo lossis cov txhuam hniav tuaj yeem siv rau kev kho kom muaj qhov zoo thiab ruaj khov ntawm Weld.
2. Xaiv cov khoom siv vuam uas tsim nyog vuam thiab cov qauv vuam. Vuam cov ntaub ntawv rau galvanized kav dej tuaj yeem yuav vuam hlau lossis vuam pas nrig, thiab lwm yam. Hais txog vuam txoj kev, phau ntawv arc vuam, cov pa thaiv cov hluav taws xob vuam thiab lwm txoj hauv kev tuaj yeem xaiv tau. Qhov kev sib tw vuam yuav tsum tau xaiv raws li qhov teeb meem tiag tiag thiab kev yuav tsum tau vuam.
3. Tswj qhov kub thiab txias thiab sijhawm. Thaum vuam vuam kav galvanized, nws yog ib qho tsim nyog los tswj cov kev sib tw kub thiab sijhawm kom tsis txhob muaj kev sib tw ua kom zoo dua qub thiab kev nyab xeeb. Feem ntau hais lus, kev siv kub yuav tsum tau tswj qhov kub ntawm 220 ° C thiab 240 ° yuav tsum tau tswj hwm raws li cov ntaub ntawv vuam thiab cov hau kev.
4. Ua tib zoo saib xyuas cov chaw vuam. Thaum vuam galvanized pipes, yuav tsum tau txais los tiv thaiv cov welded qhov chaw kom tsis txhob muaj oxidation ntau thiab xeb ntawm cov welded ntu. Cov ntaub ntawv xws li tus neeg sawv cev tiv thaiv lossis cov kab xev tiv thaiv tuaj yeem siv rau kev tiv thaiv kom ntseeg tau qhov zoo thiab qhov ruaj khov ntawm welded feem.
5. Ua cov tshev zoo thiab kuaj. Tom qab kev soj ntsuam vuam ua tiav, kev tshuaj xyuas zoo thiab kev soj ntsuam yog qhov yuav tsum muaj los xyuas kom zoo thiab kev nyab xeeb ntawm cov vuam. Kev soj ntsuam txoj hauv kev xws li ultrasonic, duab ci lossis sib nqus partlele yuav siv tau rau kev soj ntsuam zoo kom ntseeg tau tias qhov zoo ntawm kev xav tau.
Lub Sijhawm Post: Apr-07-2023