Standard for taurin galvanized baƙin ƙarfe waya

Taurin yana ɗaya daga cikin abubuwan da aka fi amfani da su na injiniyoyi na kayan ƙarfe.Thekarfe wayamasana'anta ya gabatar da hanyar gwajin sauri da tattalin arziki don gwajin taurin.Koyaya, don taurin kayan ƙarfe, babu ƙayyadaddun ƙayyadaddun ƙayyadaddun ma'anar gami da duk hanyoyin gwaji a gida da waje.Gabaɗaya, taurin ƙarfe galibi ana ɗaukarsa azaman juriya na kayan zuwa nakasar filastik, karce, lalacewa, ko yanke.

Babban nadagalvanized wayaa cikin zurfafa nisa na nisa na zinc, kiyaye saurin asali baya canzawa, bisa ga t = KD don ƙayyade lokacin nutsewar zinc (1), inda: t shine lokacin nutsewar zinc ya kasance akai-akai, ɗaukar 4-7D shine diamita na waya karfe mm. , sa'an nan kuma kimanta nisa nutsewar zinc.Ta hanyar daidaita nisan tsoma zinc, lokacin tsoma zinc na waya na ƙarfe na ƙayyadaddun bayanai daban-daban na iya ragewa da 5s akan matsakaita.Ta wannan hanyar, amfani da zinc akan kowace tan na wayar karfe yana raguwa daga 61kg zuwa 59.4kg.

Hot tsoma galvanizing yana cikin zafi narke ruwan tutiya ruwa tsoma plating, samar gudun, kauri amma m shafi, kasuwa damar da kauri na 45 microns, har zuwa 300 microns a sama.Yana da duhu a launi, yana cin ƙarin ƙarfe na zinc, yana samar da Layer infiltration tare da karfe tushe, kuma yana da kyakkyawan juriya na lalata.Za a iya kiyaye galvanizing mai zafi na tsawon shekaru a cikin muhallin waje.Kariyar murfin zinc akan matrix baƙin ƙarfe yana da ka'idoji guda biyu: a gefe guda, kodayake zinc ya fi aiki da sauƙin oxidize fiye da baƙin ƙarfe, amma fim ɗin oxide ɗinsa ba shi da sako-sako da ƙarancin ƙarfe kamar ƙarfe oxide.Layin oxide mai yawa da aka kafa akan saman yana hana ƙarin iskar shaka na zinc a ciki.

Musamman bayan passivationgalvanizedLayer, saman Layer na oxide yana da kauri kuma yana da ƙarfi, kanta yana da juriya na iskar shaka.A gefe guda, lokacin da saman galvanized Layer ya lalace, yana fallasa matrix na baƙin ƙarfe na ciki, saboda zinc ya fi ƙarfe aiki, zinc zai ɗauki nauyin sadaukarwar zinc anode, zinc zai zama oxidized kafin ƙarfe, don kare kariya. Layer baƙin ƙarfe ba zai lalace ba.