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Kedu ka valvụ na-egbochi corrosion? Ihe kpatara ya, usoro na ụzọ nhọrọ dị ebe a!

A na-ebute nrụrụ nke ọla n'ụzọ bụ isi site na corrosion kemịkalụ na corrosion electrochemical, na nrụrụ nke ihe ndị na-abụghị ọla na-abụkarị site na kemịkalụ kpọmkwem na mmebi anụ ahụ.

1. Chemical corrosion

Igwe gburugburu gbara ya gburugburu na-emekọrịta ihe ozugbo na metal n'okpuru ọnọdụ nke enweghị ugbu a, na-eme ka e bibie ya, dị ka corrosion nke metal site na elu okpomọkụ akọrọ gas na-abụghị electrolytic ngwọta.

2. Electrochemical corrosion

Kọntaktị metal na electrolyte na-emepụta mmiri eletrọn, nke ga-ebibi onwe ya na ọrụ electrochemical, nke bụ isi ụdị corrosion.

Ngwọta nnu na-emekarị acid-base corrosion, ikuku ikuku, corrosion ala, corrosion mmiri mmiri, microbial corrosion, pitting corrosion na crevice corrosion nke igwe anaghị agba nchara, wdg, bụ ihe niile electrochemical corrosion.

Electrochemical corrosion ọ bụghị nanị na-eme n'etiti ihe abụọ nwere ike ịrụ ọrụ kemịkal, kamakwa n'ihi ọdịiche dị na ntinye nke ngwọta, ntinye nke ikuku oxygen gbara ya gburugburu, ntakịrị ihe dị iche na nhazi nke ihe, wdg, ihe dị iche iche. na ike na-emepụta, na ike nke corrosion na-enweta. , Ya mere na ígwè nwere ikike dị ala na ọnọdụ nke osisi dị mma na-ata ahụhụ.


Oge nzipu: Eprel-12-2021