Kev tswj kom zoo ntawm cov kev nquag siv welded steel kav

Thaum lub sij hawm tsim khoom ntawm welded kav, nws yog qhov tsim nyog tswj tau qhov zoo ntawm txhua tus txheej txheem kom ntseeg tau tias cov khoom kawg tau raws cov qauv. Tswj kev ntsuas zoo suav nrog cov khoom siv tshuaj raw, ntau txheej txheej txheej txheem tshuaj xyuas, thiab tshuaj xyuas tiav khoom. Ib qho ntxiv, nws yog qhov tseem ceeb los tsim cov txheej txheem kev tswj hwm zoo thiab muaj kev sib tw thiab chaw nyob txhua yam teeb meem uas tshwm sim thaum lub sijhawm cov txheej txheem ntau lawm.