Ọ gbagwojuru anya maka Nrụpụta Steel Anti-corrosion? Nhọrọ ọkọlọtọ & Ntuziaka nhọrọ

Ọdịdị ígwèmgbochi corrosion dị oké mkpa iji gbasaa ndụ ọrụ nke ụlọ. Atụmatụ nchebe corrosion na-adịgasị iche dabere na gburugburu okike na ọrụ dị iche iche. A ga-eme nyocha zuru oke maka ma nkwadebe elu na mgbochi corrosion iji belata ụgwọ ụlọ mbụ na ịgbatị ndụ nke ụlọ ahụ.

Ụdị ụlọ niile dị n'okpuru mmetụta nke gburugburu ebe obibi na-emebi emebi, nke a na-ekewa n'ime ụdị corrosion dị iche iche dabere na ọnọdụ ọrụ.

A ga-ahọrọ atụmatụ mgbochi corrosion dị iche iche iji nagide ebe dị iche iche na-emebi emebi. N'agbanyeghị ihe ngwọta a nakweere, nkwadebe elu na-etinye ntọala nke nchebe corrosion ma chọpụta ma mkpuchi nchebe nwere ike ịrụ ọrụ dịka e mere. N'ozuzu, a na-etinye ájá ájá ma ọ bụ ịgbawa agbawa maka iwepụ nchara nke ụlọ ọrụ ihe owuwu ígwè, yana ọkwa ịdị ọcha kacha nta nke Sa2.5, akọwapụtara dị ka ihicha nke ọma. Na mgbakwunye, a ga-eburu n'uche ọkwa nchara mbụ nke nchara nchara. Akụrụngwa ndị na-enweghị ike iru ọkọlọtọ achọrọ ọbụlagodi mgbe a ga-edochi ma ọ bụ tụfuo ọgwụgwọ elu.

Mgbe emechara nkwadebe elu, nzọụkwụ ọzọ bụ ịhọrọ usoro mgbochi corrosion. Ịfesa eserese na galvanizing na-ekpo ọkụ bụ ihe ngwọta abụọ bụ isi. Na mgbakwunye, a na-anabata ọtụtụ ụzọ mgbochi corrosion tozuru oke n'ọrụ bara uru: 

(1) Igwe igwe ihu igwe na-eleba anya n'ụzọ doro anya okwu corrosion, ọdabara n'èzíihe owuwu ígwè, ma na ihe ndọghachi azụ nke ọnụ ahịa dị elu na ọdịdị adịghị mma. 

(2) Thermal spraying (aluminom spraying / zinc spraying) na-anapụta arụmọrụ kwekọrọ na-ekpo ọkụ-mikpu galvanizing na atụmatụ mma adaptability ka akụrụngwa akụkụ, ezigbo maka pụrụ iche ígwè òtù na oké corrosive gburugburu.

(3) Nchedo Cathodic dabere na ụkpụrụ mgbochi corrosion electrochemical, etinyere ya n'ọrụ nchara nchara n'okpuru mmiri ma ọ bụ lie n'okpuru ala. Sistemụ nchekwa ihe mejupụtara ihe ọhụrụ na-arụ ọrụ dị ka nhọrọ ọzọ gafere ihe ngwọta a na-ahụkarị, dị ka mkpuchi mgbochi corrosion agbakwunyere na mkpuchi ọkụ na graphene mkpuchi mgbochi corrosion dị arọ.

Usoro mkpuchi mkpuchi Multi-Layer

Usoro ịgbasa ihe mgbochi corrosion maka ihe owuwu ígwè na-ewuli mkpuchi mkpuchi multi-layer n'elu akụrụngwa nwere ọrụ dị iche iche, nke a na-ekewa n'ime atọ: primer, intermediate coat na topcoat. The primer na-eje ozi maka adhesion na nchara nchebe. A na-ejikarị primer Epoxy zinc nwere ọdịnaya zinc na-erughị 70%. Inorganic zinc-ọgaranya primer bụ ihe ọzọ, ma ya kpọrọ nkụ film ọkpụrụkpụ chọrọ nlezianya anya. A na-etinye akwa mkpuchi micaceous iron oxide intermediate maka oyi akwa etiti, na aliphatic polyurethane topcoat ma ọ bụ fluorocarbon topcoat na-anakwere dị ka uwe imecha. A ga-emecha usoro niile nke usoro ịgbasa n'otu ụlọ ọrụ ahụ iji hụ na arụ ọrụ kwụsiri ike na arụmọrụ mgbochi corrosion a pụrụ ịdabere na ya.

Galvanizing

A na-ekewa Galvanizing n'ime galvanizing na-ekpo ọkụ na electro-galvanizing (galvanizing nkịtị). Galvanizing na-ekpo ọkụ (aha zuru ezu: galvanization na-ekpo ọkụ) na-emepụta mkpuchi zinc nchebe site n'itinye ígwè n'ime bath zinc a wụrụ awụ. Ọ nwere akwa akwa akwa zinc sitere na 65μm ruo 200μm. Site na nguzogide corrosion pụtara ìhè, ogologo ndụ ọrụ, adhesion siri ike na usoro dị mfe, ọ nwere mmebi nke ọdịdị mediocre ma dabara adaba maka akụkụ ihe nhazi buru ibu. Electro-galvanizing nkwụnye ego mkpuchi zinc dabeere ụkpụrụ electrolysis. Ihe oyi akwa zinc ya dị obere, ọ na-adịkarị 20μm ruo 30μm. Ọ na-anya isi mma ịchọ mma ma gbagwojuru anya usoro mmepụta, nke ọdabara na obere akụkụ nkenke ma ọ bụ ihe owuwu chọrọ ìhè mgbochi corrosion nchebe.

Nchedo corrosion makaụlọ ọrụ ihe owuwu ígwèna-amalite site n'ịkwado ụdị corrosion nke gburugburu ebe a na-arụ ọrụ, na-emecha nkwadebe elu ruru eru na ịhọrọ ngwọta mgbochi corrosion kwesịrị ekwesị. Dị ka ọkachamara n'ichepụta ihe owuwu nchara, EHSS nwere ikike dị omimi nke usoro mgbochi corrosion niile ma nwee ike inyere gị aka n'ịhọrọ usoro nchekwa nchekwa ọnụ na arụmọrụ dị elu.