Galvanizing bụ usoro itinye akwa mkpuchi zinc na nchara ma ọ bụ ígwè iji gbochie mmebi. A na-ejikarị usoro a na-emepụta ọkpọkọ, karịsịa ndị a na-eji na ụlọ ọrụ dị iche iche dị ka ihe owuwu, mmanụ na gas, na mmiri.Ụkpụrụ Galvanizing maka ọkpọkọdị oke mkpa iji hụ na ịdị mma na ịdịte aka nke ọkpọkọ galvanized. Ka anyị banye n'ime nkọwa nke ọkọlọtọ galvanizing anwụrụ na ihe ha pụtara na eriri galvanizing anwụrụ.
Ọkụ galvanizingNdị otu mba ụwa bụ American Society for Testing and Materials (ASTM) setịpụrụ ụkpụrụ. ASTM na-esetịpụ ụkpụrụ akọwapụtara maka usoro galvanizing, nke gụnyere ọkpụrụkpụ nke oyi akwa galvanized, adhesion nke mkpuchi, na ogo zuru oke nke ihe mkpuchi ahụ.galvanizedelu. Ụkpụrụ ndị a dị oke mkpa iji nọgide na-eguzosi ike n'ezi ihe nke ọkpọkọ galvanized na ịhụ na arụmọrụ ya na ngwa dị iche iche.
Otu n'ime ụkpụrụ isi maka ọkpọkọ galvanized bụ ASTM A123 / A123M, nke na-akọwapụta ihe achọrọ maka mkpuchi galvanized na ngwaahịa nchara, gụnyere ọkpọkọ. Ụkpụrụ a na-akọwapụta ọkpụrụkpụ mkpuchi opekempe, nrapado na imecha maka ọkpọkọ galvanized. Ọ na-enyekwa ntuziaka maka nyocha na ule nkeihe mkpuchi galvanizediji hụ na nnabata na ụkpụrụ.
In eriri galvanizing ọkpọkọ, nnabata na ụkpụrụ ASTM A123/A123M dị oke mkpa maka imepụta ọkpọkọ galvanized dị elu. Usoro galvanizing na-agụnye ọtụtụ usoro, gụnyere ọgwụgwọ elu, galvanizing na-ekpo ọkụ na nhazi nhazi. Ọkwa ọ bụla ga-agbasorịrị ụkpụrụ ASTM iji nweta ọkpụrụkpụ mkpuchi na ịdịmma achọrọ.
Nkwadebe dị n'elu gụnyere ihicha ọkpọkọ iji wepụ nchara ọ bụla, ọnụ ọgụgụ ma ọ bụ adịghị ọcha ndị ọzọ nwere ike igbochi yagalvanizingoyi akwa si adhering. Nzọụkwụ a dị oké mkpa iji hụ na adhesion kwesịrị ekwesị nkegalvanized mkpuchiruo n'elu ọkpọkọ. Usoro galvanizing na-ekpo ọkụ na-agụnye iminye ọkpọkọ ndị a kpochara chara n'ime bat nke zinc a wụrụ awụ, bụ́ nke na-ejikọta ígwè ahụ n'ụzọ ígwè iji mepụta mkpuchi nchebe..
Mgbe usoro galvanizing gasịrị, ọkpọkọ ahụ ga-enweta nhazi post-processing, nke nwere ike ịgụnye quenching, passivation ma ọ bụ ịlele mkpuchi mkpuchi na adhesion. Usoro nhazi ndị a ga-adị oke mkpa iji nyochaa na ọkpọkọ galvanized na-emezu ihe achọrọ nke ụkpụrụ ASTM ma dị njikere maka ojiji na ngwa dị iche iche.
Na-erube isiọkpọkọ galvanizingụkpụrụ ọ bụghị nanị na-eme ka ọ dị mma na ịdịte aka nke ọkpọkọ, kamakwa na-enye aka na arụmọrụ ya ogologo oge na nkwụsị nke corrosion. Ọkpụkpọ galvanized nke ASTM dabara adaba maka mpụga, iru mmiri dị elu na gburugburu corrosive, na-eme ka ọ dị mma maka ngwa dị ka nkesa mmiri, nkwado nhazi na sistemu ọkpọkọ ụlọ ọrụ.
Na nchịkọta, ọkọlọtọ galvanizing ọkpọkọ kọwapụtara site na ASTM International na-arụ ọrụ dị mkpa na ahịrị mmepụta nke galvanizing anwụrụ. Nrube isi n'ụkpụrụ a na-eme ka nke ahụ pụta ìhègalvanized ọkpọkọna-ezute ihe ndị dị mkpa maka mkpuchi mkpuchi, adhesion na n'ozuzu mma. Site na ịgbaso ụkpụrụ ASTM,ndị na-emepụta ihenwere ike imepụtaọkpọkọ galvanized dị elunke na-enye nchebe corrosion dị elu na ndụ ọrụ n'ọtụtụ ụlọ ọrụ mmepụta ihe na azụmahịa.
Oge nzipu: Mar-29-2024