N'ime ogologo oge{{0}gburugburu ebe a na-arụ ọrụ n'èzí, ọkachasị n'okpuru ọnọdụ siri ike dị ka ịgbasa nnu n'ụsọ osimiri, mmetọ ụlọ ọrụ, mmiri ozuzo acid, oke okpomọkụ na iru mmiri, na okpomoku dị ala- nchara nchara, efere yoke nkịtị na-adịkarị mfe nchara, corrosion, thinning, cracking, na ọbụna mgbaji, na-eyi egwu ozugbo nchekwa nke ahịrị, ihe nrụpụta ike, na ntụkwasị obi. Ya mere, anyị na-ahọrọ efere yok na-eguzogide corrosion, nke nwere ike ịnọgide na-emebi emebi -free, na-abụghị-ọdịda{{5}free, na enweghị{6}}njiji - n'efu ruo afọ 30 ruo 50 n'okpuru oke mbibi. Nguzogide corrosion ya abụghị naanị n'ihi mkpuchi mkpuchi, kama ọ bụ usoro zuru oke nke usoro mgbochi corrosion dabere na sayensị ihe, ụkpụrụ elektrọnịkị, teknụzụ n'elu ala, yana nhazi nhazi kachasị mma. Nguzogide corrosion ya na-abịa site na usoro anọ: nchebe mgbochi, nchebe ịchụ aja nke cathodic, passivation self -nchekwa ọgwụgwọ, na ezigbo mgbochi structural mgbochi - corrosion. A na-ekpuchi efere yoke n'ikuku maka ogologo oge, na-eche ọtụtụ ihe na-emebi emebi ihu, gụnyere nrụrụ nnu nnu, corrosion ụlọ ọrụ mmepụta ihe, corrosion iru mmiri, ịgba ígwè okpomọkụ, radieshon ultraviolet, na ájá na abrasion. Na-enweghị efere yoke na-eguzogide corrosion, ọ ga-adị mkpa iji dochie anya ogologo oge{17}, na-abawanye ụgwọ ọrụ.
Ikike imezi ihe na-abụkarị ọkọlọtọ maka ịlele ike zuru oke nke ndị na-ebu efere yoke na-eguzogide corrosion yana isi ihe ndị ọrụ esenidụt na-atụle mgbe ị na-ahọrọ onye mmekọ. Site na usoro nhazi ngwaahịa, efere yoke nwere atụmatụ dị mfe, usoro ịkpụzi na-agbanwe agbanwe, usoro mmepụta ihe na-achịkwa, yana nhọrọ dị elu, na-enye ohere maka mmepụta ahaziri iche dabere na eserese onye ọrụ, ụkpụrụ, na ọnọdụ ọrụ.
Akụkụ nhazi bụ akụkụ ahaziri nke ọma site n'aka ndị ọrụ esenidụt, na-ekpebi ozugbo ma enwere ike itinye efere yoke na-eguzogide corrosion nke ọma, ma nkesa nrụgide ọ bụ ihe ezi uche dị na ya, yana ma ọ dabara na sistemu dị adị. Enwere ike ịhazi ya maka ọdịdị ahụ, oghere oghere, dayameta oghere, ọkpụrụkpụ efere, na akụkụ niile. Ọzọkwa, anyị nwere ike ịkwalite ihe owuwu ahụ, gụnyere atụmatụ na-enweghị nkuku dị nkọ ma ọ bụ burrs, yana ngbanwe zuru oke iji belata nrụgide nrụgide, melite ike ọgwụgwụ, ma gbochie nchịkọta mmiri, nchịkọta uzuzu, na corrosion crevice.
Ọrụ dị iche iche nwere ihe dị iche iche chọrọ maka ike igwe, na-agbaji ibu, na ihe nchekwa nke efere yoke na-eguzogide corrosion; ya mere, nhazi nwekwara ike ime, gụnyere imebi ibu, ihe nchekwa, na ike ọkwa, iji gboo mkpa nke ọnọdụ ọrụ dị iche iche.
Akụrụngwa bụkwa isi nke efere yok. Ike mpụta, ike ntakiri, elongation, ike ike ike dị ala{1}, weldability, na galvanization nwere ike ahaziri. N'ezie, ọ bụrụ na ị nwere mkpa ndị ọzọ, biko nweere onwe gị ịkpọtụrụ anyị na anyị ga-enye gị otu{3}}nkwụsị, ngwọta ga-ekwe omume.
Ihe mgbochi corrosion efere nke yoke na-eguzogide corrosion na-abịa site na usoro nchebe corrosion ya, isi ya bụ ikewapụ mkpụrụ na gburugburu ebe na-emebi emebi.
Nchekwa ịchụ àjà Cathodic
Na ọkwa ọrụ igwe, zinc nwere ọrụ kemịkalụ dị elu nke ukwuu karịa ígwè. Mgbe oyi akwa mgbochi{1} corrosion nwere obere ncha, mmebi, ma ọ bụ oghere, ihe nchara nchara na-ekpughere. N'oge a, zinc na-aghọ anode na ígwè na-aghọ cathode. Uzuoku mmiri na ịgba nnu na-etolite electrolyte. Zinc bụ ọkachamma na-emebi emebi, gbazee, ma rie ya, ebe ígwè anaghị agbaze kpamkpam, anaghị agba nchara, ọ dịghịkwa efu. N'ikwu ya n'ụzọ ọzọ, ọ bụrụgodị na elu nke efere yoke na-eguzogide corrosion nwere obere ncha ma ọ bụ mmebi nkukota, ígwè dị n'ime ahụ ka na-echebe ma ghara ịcha nchara.
Nchekwa ọgwụgwọ onwe{{0}
Mgbe oyi akwa zinc gbachara n'ikuku, ọ ga-eme ngwa ngwa ihe nkiri siri ike, nke na-adịghị - na-arụ ọrụ, mmiri{1}} na-adịghị edozi, ma kwụsie ike nke ọma. Ihe nkiri passivation a ga-akpaghị aka mechie ebe nrụrụ na-apụta, gbochie ikuku oxygen na mmiri ka ọ nọgide na-abanye n'ime ya, ma kwụsị corrosion na-akpaghị aka. Efere yoke igwe anaghị agba nchara na-adabere na chromium iji mepụta ihe nkiri passivation chromium oxide. Ozugbo akpụchara ya, ọ ga-eji oxygen meghachi omume ozugbo iji nwetaghachi onwe ya wee gwọọ onwe ya ruo mgbe ebighị ebi, na-adịgide adịgide ọbụlagodi na gburugburu ebe dị oke egwu.
Nkwalite nchedo corrosion ihe owuwu
Efere yoke ahụ nwere elu dị larịị na enweghị akụkụ nwụrụ anwụ. Mgbe a na-eji ya eme ihe, ọ na-ezere imikpu ogologo oge{1} n'ime mmiri, mkpokọ uzuzu na mmịnye mmiri, nrụrụ nchara, na akụkụ dị nkọ na nkuku na-adịkarị mfe ịnweta corrosion, mmebi mkpuchi, na corrosion nrụgide. Karịsịa mgbe a na-ebupụ mbupụ, chamfering, polishing, na deburring iji kpochapụ corrosion site na nhazi ahụ. Akụkụ welded na nke gbawara agbawa dị elu{4}} ebe nwere ike imebi. N'oge mmepụta, a ghaghị izere ihe ọ bụla na-emerụ emerụ.
Ihe nchịkọta dị ọkụ: Efere efere na-eguzogide corrosion , China corrosion na-eguzogide ọgwụ yoke efere, ndị na-ebu, ụlọ ọrụ
