Cov yam ntxwv ntawm cov hluavtaws roj hmab
qhov zoo dua
Lub hom phiaj tseem ceeb ntawm cov khoom siv roj hmab hluavtaws yog txuag cov nqi thiab txhim kho cov yam ntxwv ntawm cov khoom siv roj hmab, vim tias tus nqi ntawm cov khoom siv roj hmab ntuj kuj tseem kim, thiaj li yuav txo tau cov nqi kev lag luam, ntau ntawm cov roj hmab hluavtaws qis. cov khoom siv tau nqis peev.
Cov ntaub ntawv roj hmab hluavtaws kuj tseem muaj cov cua kub zoo heev, ua haujlwm txias, tiv thaiv corrosion, thiab tsis cuam tshuam los ntawm ib puag ncig cov khoom. Cov khoom siv roj hmab hluavtaws yog qhov tsim nyog rau kev siv ib txwm ntawm 60 degrees thiab 250 degrees.
Nyias tsis zoo
Cov roj hmab hluavtaws kuj muaj qhov tsis zoo. Lub ntsiab tseem ceeb yog nws cov kev ua tsis tau zoo, kev siab sib dua thiab kev kho tshuab. Txawm li cas los xij, vim tias cov khoom siv hluavtaws roj hmab pheej yig dua li cov roj hmab ntuj, lawv tseem yog cov khoom lag luam qis tsim los ntawm ntau lub tuam txhab. Nyiam zog.