Spiral welded pipes (SSAW) maka ọrụ nchekwa mmiri na-abụkarị ọkpọkọ nchara na-agbakọta nke nwere nnukwu dayameta, n'ihi na mmiri na-agafe n'otu oge buru ibu, nke nwere ike imeziwanye arụmọrụ ọrụ. Ebe ọ bụ na a na-eji mmiri na-asacha mgbidi dị n'ime nke ọkpọkọ nchara nchara mgbe niile, a naghị agwọ mgbidi dị n'ime ya na ọgwụgwọ mgbochi corrosion, ma n'èzí na-adịkarị n'ụdị nke elu, ya mere, ọ dị mkpa ka a na-eme mgbochi corrosion iji mesoo ya. oke mmiri ozuzo na ikpughe anyanwụ, ya mere ihe ndị a chọrọ maka mkpuchi mgbochi corrosion dị elu.

Tupu anticorrosion nke spiral ígwè ọkpọkọ maka mmiri conservancy oru, elu nke ígwè ọkpọkọ kwesịrị ịbụ sandblasted, na ọkwa kwesịrị iru st2.5. Mgbe agbachara aja, tinye primer mgbochi corrosion ozugbo. The mgbochi corrosion primer bụ n'ozuzu epoxy zinc-ọgaranya agba nwere zinc ọdịnaya nke 70% ma ọ bụ karịa, n'etiti bụ epoxy mica paint, na outermost oyi akwa bụ mgbochi oxidation na corrosion. Polyurethane agba.

Tupu ịhapụ ụlọ ọrụ mmepụta ihe, a ga-anwale ọkpọkọ ígwè na-agba agba maka ihe ndị na-emepụta ihe, na-eme ka ọ dị nro ma na-egbuke egbuke, ma ọ ghaghị izute ihe achọrọ nke ọkọlọtọ. Spiral welded ígwè ọkpọkọ nwere ukwuu mgbanwe na nso nke dayameta na mgbidi ọkpụrụkpụ nkọwa, karịsịa na mmepụta nke elu-ọkwa oké-walled ọkpọkọ, karịsịa obere na ọkara-dayameta oké-walled ọkpọkọ. Enwere ihe ndị ọzọ a chọrọ n'ihe gbasara nkọwa ọkpọkọ nchara gburugburu. A ghaghị ịchịkwa dayameta na nha nkọwapụta nke ọkpọkọ nchara gburugburu.

Mmejuputa injinia mgbochi corrosion ga-enwerịrị ọnọdụ ndị a tupu etinye ya:

Nke mbụ, atụmatụ ahụ na akwụkwọ nkà na ụzụ ndị ọzọ zuru ezu, a ghaghị ijikọta ihe osise ihe owuwu ahụ. Nke abụọ, a na-emecha nkwupụta teknụzụ nke atụmatụ ihe owuwu ahụ, a na-etinyekwa nkuzi teknụzụ nchekwa na ọzụzụ teknụzụ dị mkpa. Nke atọ, akụrụngwa niile, ọkpọkọ na akwa ga-enwerịrị asambodo ụlọ nrụpụta, ma ọ bụ asambodo akaụntụ kwekọrọ. Nke anọ, ihe ndị ahụ, igwe, akụrụngwa ihe owuwu na ebe a na-arụ ọrụ nke ọma. Nke ise, a ghaghị inwe ngwá ọrụ nchebe a pụrụ ịdabere na ya nke dị nchebe na nke a pụrụ ịdabere na ya, na mmiri ihe owuwu, ọkụ eletrik, na gas ga-enwe ike igbo mkpa ihe owuwu na-aga n'ihu.