Kev sib xyaw, qauv, txheej txheem, txheej txheem saum npoo, thiab lwm yam, ntawm cov yeeb nkab steel nws tus kheej, nrog rau cov khoom sib xyaw, qauv, tuab, thiab kev sib txuam ntawm cov hlau oxide nplai ntawm nws qhov chaw.
Hom, concentration, kub, hlau ntsev cov ntsiab lus, impurity muaj pes tsawg leeg, thiab kev khiav hauj lwm txoj kev (xws li nplawm cov tshuaj los yog viav vias lub steel yeeb nkab, thiab lwm yam) ntawm pickling kua siv.
