Dị ka anyị niile maara, ụzọ kachasị mfe iji gbochie skru nke onwe ya pụọ na nchara bụ ikewapụ kposara nke ọma na gburugburu ebe mmiri nwere mmiri na iru mmiri.
Enwere ike nweta nke a site na ngwa ngwa nke mkpuchi mkpuchi na mkpuchi mkpuchi, ma ọ bụ site na ịzụrụ skru nke na-eguzogide nchara ma ọ bụ nke a na-emepụta nke ọma. Nke a bụ ya mere ọtụtụ ụlọ ọrụ na ezinụlọ nwere ngwá ọrụ mgbochi nchara n'oge ụfọdụ. Ọtụtụ mgbe, isi ihe na-akpata nchara, ewezuga ihe ndị metụtara gburugburu ebe obibi, na-adabere n'ụdị ịghasa nke onwe. Maka skru nwere corrosion dị nro, ụfọdụ ọgwụgwọ ụlọ nwere ike ịdị irè. Otú ọ dị, nrụrụ dị njọ karị na-esi ike karị ilekọta ya.
Site n'echiche anụ ahụ: Nchara bụ nsonaazụ kemịkalụ mmeghachi omume n'etiti ụfọdụ ogige ọla na vepo mmiri. Ọnụnọ nke ụfọdụ ihe na-eme oxidizing, karịsịa salts, na-eme ka ígwè ahụ nwee ike ịnweta nchara. Ihe nkedo a na-eji n'èzí ma ọ bụ na gburugburu iru mmiri, dị ka ụlọ ịsa ahụ ma ọ bụ ọdọ mmiri, na-adịkarị mfe nchara. Ụzọ kacha mma isi chebe skru site na mmiri na-ezo gburugburu ha bụ site n'iji ụdị mkpuchi mkpuchi kpuchie ha. Ihe ngwọta na-egbochi nchara nke azụmahịa na-abụkarị n'ụdị agba mmiri ma ọ bụ sprays. Ọtụtụ n'ime ndị a nwere zinc, bụ nke a maara maka nguzogide corrosion ya, yana ntụ ntụ graphite iji nyere aka nchikota. N'ime ntọala iru mmiri dị elu, ọ dị mkpa ịkwanye skru nke onwe ya dum tupu ejiri ya. Ọ ga-esi ike ịtinye skru nke onwe ya n'ebe a na-ewu ihe owuwu ga-esi ike, ebe ọ bụ na skru ndị a na-agwọ ga-adarịrị. Nanị ikpuchi isi n'oge ntinye ga-eme ka ntinye olu n'oge usoro ahụ dịkwuo mfe.
Ihe nkedo nke onwe, Hebei Wotu Fastener Manufacturing Co., Ltd.
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