Labarai

Hot galvanizing, wanda kuma aka sani da zafi-tsoma galvanizing da zafi tsoma galvanizing, ne mai tasiri Hanyar kariya lalata karfe, yafi amfani ga karfe Tsarin da wurare a daban-daban masana'antu.Fasaha ce ta tsari don samun sutura ta hanyar nutsar da ƙarfe, bakin karfe, jefa baƙin ƙarfe da sauran karafa cikin narkakkar ruwa na ƙarfe ko gami.Yana da wani yadu amfani karfe surface jiyya hanya tare da mafi yi da kuma farashin a duniya a yau.Kayayyakin galvanized mai zafi-tsoma suna taka rawar da ba za a iya kimantawa ba kuma ba za a iya maye gurbinsu ba a cikin rage lalata da tsawaita rayuwa, ceton kuzari da kayan ƙarfe.A lokaci guda kuma, ƙarfe mai rufi shima samfuri ne na ɗan gajeren lokaci tare da ƙarin ƙima mai ƙarfi da goyan bayan da jihar ke ba da fifiko.
Tsarin samarwa
Za a iya raba samarwa da sarrafa na'urar na'urar galvanized zuwa manyan matakai guda uku: na farko, za a tsinkayi dukkan nau'in karfen tsiri don kawar da tsatsa da lalata don sanya saman tsiri na galvanized karfe mai haske da tsabta;Bayan pickling, za a tsabtace shi a cikin ammonium chloride ko zinc chloride ruwa bayani ko ammonium chloride da zinc chloride gauraye ruwa bayani, sa'an nan a aika a cikin zafi tsoma wanka domin galvanizing tsari;Bayan an gama aikin galvanizing, ana iya adana shi kuma a tattara shi.

Tarihin ci gaban zafi galvanizing
Hot galvanizing an ƙirƙira shi a tsakiyar ƙarni na 18.An samo shi daga tsarin dasa mai zafi kuma ya shiga karni na hudu.Har zuwa yanzu, zafi tsoma galvanizing har yanzu mafi yadu amfani da tasiri tsari ma'auni a karfe lalata rigakafin.
A shekara ta 1742, Dokta Marouin ya gudanar da gwaji na majagaba a kan ƙona ƙarfe mai zafi kuma ya karanta shi a Kwalejin Sarauta ta Faransa.
A shekara ta 1837, Sorier na Faransa ya nemi takardar izinin shiga galvanizing mai zafi kuma ya gabatar da ra'ayin yin amfani da hanyar galvanic cell don kare karfe, wato tsarin galvanizing da rigakafin tsatsa a saman ƙarfe.A cikin wannan shekarar, Crawford na Burtaniya ya nemi takardar izinin yin plating na zinc ta amfani da ammonium chloride a matsayin kaushi.An bi wannan hanya har zuwa yanzu bayan an inganta da yawa.
A cikin 1931, Sengimir, ƙwararren injiniya na musamman a masana'antar ƙarfe na zamani, ya gina layin samarwa mai zafi mai zafi na farko a duniya don tsiri karfe ta hanyar rage hydrogen a Poland.Hanyar da aka haƙƙin mallaka a Amurka da kuma masana'antu zafi-tsoma galvanizing samar line mai suna bayan Sengimir aka gina a Amurka da Maubuge Iron da Karfe Shuka a Faransa a 1936-1937, bi da bi, samar da wani sabon zamani na ci gaba, high- gudun da high quality-zafi tsoma galvanizing ga tsiri karfe.
A cikin shekarun 1950 zuwa 1960, Amurka, Japan, Birtaniya, Jamus, Faransa, Kanada da sauran ƙasashe sun yi nasarar samar da faranti na alumini.
A farkon 1970s, Bethlehem Iron da Karfe Company ya ƙirƙira kayan shafa Al-Zn-Si tare da sunan kasuwanci Galvalume, wanda yana da juriya na lalata sau 2-6 na tutiya mai tsabta.
A cikin 1980s, hot tsoma zinc-nickel gami da sauri ya shahara a Turai, Amurka da Ostiraliya, kuma ana kiran tsarinsa Technigalva A halin yanzu, an haɓaka Zn-Ni-Si-Bi akan wannan tushen, wanda zai iya hana tasirin Sandelin. a lokacin zafi plating na silicon-dauke da karfe.
A cikin 1990s, Japan Nisin Karfe Co., Ltd. ɓullo da wani tutiya-aluminium-magnesium shafi abu tare da kasuwanci sunan ZAM, wanda lalata juriya ne 18 sau na gargajiya tuti coating, wanda ake kira na hudu ƙarni na high lalata. resistant kayan shafa.

Siffofin samfur
Yana da mafi kyawun juriya na lalata da kuma tsawon rayuwar sabis fiye da takarda mai birgima na sanyi;
· Kyakkyawan mannewa da weldability;
Akwai nau'o'in nau'i-nau'i daban-daban: babban flake, ƙananan flake, babu flake;
Za a iya amfani da jiyya daban-daban don wucewa, mai, ƙarewa, kare muhalli, da dai sauransu;
Amfani da samfur
Ana amfani da samfuran galvanized mai zafi mai zafi a fagage da yawa.Fa'idodin su shine cewa suna da tsawon rayuwar anti-lalata kuma suna iya daidaitawa zuwa wurare da yawa.A koyaushe sun kasance sanannen hanyar magance lalata.An yi amfani da ko'ina a cikin hasumiya na wutar lantarki, hasumiya na sadarwa, layin dogo, kariyar babbar hanya, sandar fitilar titi, abubuwan da aka gyara na ruwa, abubuwan haɗin ginin ƙarfe, kayan aikin substation, masana'antar haske, da sauransu.