Bakin karfe ya shahara saboda juriyar lalatarsa, karko, da tsaftataccen samansa. Koyaya, yayin aiwatar da masana'antu kamar walda, yankan, da kafawa, ana iya lalata saman sa ta sikeli, oxides, ko gurɓataccen ƙarfe. Don dawo da haɓaka juriya na lalata, ana amfani da matakai biyu masu mahimmanci bayan jiyya:picklingkumawuce gona da iri.
A cikin wannan labarin, za mu bincika abin da waɗannan hanyoyin suka ƙunsa, dalilin da yasa suke da mahimmanci, da kuma yadda suke bambanta. Ko kuna cikin ginin gini, sarrafa abinci, ko masana'antar petrochemical, fahimtar pickling da wucewa yana da mahimmanci don tabbatar da aikin bakin karfe na dogon lokaci.
Menene Pickling?
Pickling tsari ne na sinadarai wanda ke cirewagurɓataccen ƙasakamar ma'aunin walda, tsatsa, tint mai zafi, da oxides daga saman bakin karfe. Wannan tsari yawanci yana amfani da maganin nitric acid da hydrofluoric acid don narkar da ƙazantattun abubuwan da ba za su iya cirewa ba.
Yadda Pickling ke Aiki:
-
Ana kula da bakin karfe da maganin acid (yawanci ta hanyar nutsewa, gogewa, ko fesa)
-
Maganin yana amsawa tare da oxides da sikelin akan saman karfe
-
Ana narkar da waɗannan gurɓatattun abubuwa kuma ana wanke su, suna bayyana tsaftataccen saman bakin karfe
Pickling yana da mahimmanci lokacin da bakin karfe ya yi zafi ko kuma aka yi masa walda, saboda zafin yana haifar da duhun oxide mai duhu wanda zai iya lalata juriyar lalata idan ba a kula da shi ba.
Menene Passivation?
Passivation wani tsari ne na kemikal daban wanda ke haɓaka dana halitta oxide Layera saman bakin karfe. Yayin da pickling ke cire gurɓataccen abu, wucewa yana gina fim mai wadatar chromium wanda ke kare kayan daga lalacewa.
Yadda Passivation ke Aiki:
-
Tsaftataccen bakin karfe ana bi da shi tare da anitric acid ko citric acidmafita
-
Acid ɗin yana cire baƙin ƙarfe kyauta da sauran barbashi na waje daga saman
-
Siriri, uniformchromium oxide Layeryana faruwa ba zato ba tsammani a gaban iska ko iskar oxygen
Passivation baya cire sikeli ko oxide yadudduka. Saboda haka, sau da yawa ana yin shibayan picklingdon samar da matsakaicin juriya na lalata.
Mabuɗin Bambance-bambance Tsakanin Pickling da Passivation
Ko da yake duka hanyoyin biyu sun haɗa da maganin acid, suna amfani da dalilai daban-daban:
-
Picklingyana kawar da oxides da sikelin
-
Abin sha'awayana kawar da baƙin ƙarfe kyauta kuma yana haɓaka Layer oxide mai kariya
-
Pickling ya fi muni kuma ya ƙunshi hydrofluoric acid
-
Passivation ya fi sauƙi kuma yawanci yana amfani da nitric ko citric acid
-
Pickling yana canza yanayin bayyanar; passivation ba ya canza kama
Don kayan aikin bakin karfe masu girma, ana amfani da su sau da yawa a jere don tabbatar da tsaftataccen wuri mai jurewa da lalata.
Yaushe Wadannan Tsarukan Suke Bukatar?
Ana ba da shawarar pickling da passivation a cikin waɗannan lokuta:
-
Bayanwaldidon cire zafi tint da oxide discoloration
-
Masu biinji ko niƙa, wanda zai iya haifar da gurɓataccen ƙarfe
-
Bayanzafi magani, inda ma'auni da canza launin zai iya samuwa
-
Dominaikace-aikace mai tsabta da tsabta, inda tsarkin saman yana da mahimmanci
-
In marine ko sinadarai, inda dole ne a inganta juriya na lalata
Ta amfanisakysteel tabakin karfe mai inganci da kuma amfani da hanyoyin da suka dace bayan jiyya, kayan aikin ku za su daɗe da yin aiki mafi kyau a ƙarƙashin yanayi mara kyau.
Amfanin Pickling da Passivation
Yin waɗannan jiyya yana tabbatar da fa'idodi da yawa:
-
Yana mayar da cikakken juriya na lalata
-
Yana inganta tsabtar ƙasa
-
Yana kawar da gurɓataccen abu
-
Yana haɓaka tsawon rayuwar bakin karfe
-
Yana shirya kayan don zane ko sutura
Don masana'antu kamar magunguna, sarrafa abinci, da mai & iskar gas, pickling da passivation ba na zaɓi ba ne - ana buƙatar su don kiyaye amincin samfura da bin ƙa'idodin ƙasa da ƙasa.
Matsayin Masana'antu don Pickling da Passivation
Ƙididdiga da yawa na duniya suna zayyana matakai da jagororin:
-
ASTM A380: Standard yi don tsaftacewa, descaling, da passivation
-
ASTM A967: Ƙayyadaddun bayanai don maganin wucewar sinadarai
-
EN 2516: Matsayin Turai don wucewar bakin karfe na sararin samaniya
Koyaushe tabbatar da samfuran bakin karfen ku sun cika waɗannan ƙa'idodi, musamman lokacin da ake amfani da su a cikin mahalli masu mahimmanci ko haɗari. Asakysteel, Muna ba da kayan aiki da goyon bayan fasaha waɗanda suka dace da waɗannan ƙa'idodin ƙa'idodi na duniya.
Hanyoyin Aikace-aikacen gama gari
Dangane da girman sashi, siffar, da muhalli, ana iya amfani da waɗannan hanyoyin ta hanyoyi daban-daban:
-
Nitsewa (Tanki): Ya dace da ƙananan ƙananan sassa masu girma
-
Fesa Pickling: Ana amfani da shi don manyan kayan aiki ko shigarwa
-
Aikace-aikacen goge baki: Mafi dacewa don maganin gida kamar walda
-
Zagayawa: Ana amfani dashi a tsarin bututu don jiyya na ciki
Yin kurkura mai kyau da tsaka tsaki bayan jiyya yana da mahimmanci don hana ragowar acid.
La'akarin Muhalli da Tsaro
Duka pickling da passivation sun haɗa da sinadarai waɗanda ke buƙatar kulawa da hankali:
-
Koyaushe sanya kayan kariya na sirri (PPE)
-
Tsabtace maganin sharar gida kafin zubar
-
Yi jiyya a wuri mai cike da iska ko ƙarƙashin hayaƙin hayaki
-
Bi dokokin muhalli na gida game da amfani da zubar da acid
Kammalawa
Pickling da passivation matakai ne masu mahimmanci don tabbatar da cewa bakin karfe yana riƙe juriya na lalata da kuma aiki na dogon lokaci. Yayin da pickling yana tsaftacewa da cire sikelin, wucewa yana ƙarfafa kariyar oxide Layer - tare, suna shirya bakin karfe don aikace-aikacen da ya fi buƙata.
Zaɓin bakin karfe daidai yana da mahimmanci kamar yadda ake kula da shi da kyau. Shi ya sa masana'antu a duniya suka amincesakysteeldon isar da ƙwararrun, kayan bakin ƙarfe mai jure lalata tare da tallafin fasaha don sarrafawa da ƙirƙira. Don amintaccen mafita a cikin aikin bakin karfe, juya zuwasakysteel- amintaccen abokin tarayya na karfe.
Lokacin aikawa: Juni-27-2025