Menene Pickling da Passivation na Bakin Karfe

Bakin karfe ya shahara saboda juriyarsa ta tsatsa, juriyarsa, da kuma tsaftace samansa. Duk da haka, a lokacin da ake kera shi kamar walda, yankewa, da kuma samar da shi, samansa na iya lalacewa ta hanyar sikelin, oxides, ko gurɓatar ƙarfe. Don dawo da juriyar tsatsa da kuma haɓaka juriyar tsatsa, ana amfani da hanyoyi guda biyu masu mahimmanci bayan an yi masa magani:ɗanɗanon tsamikumarashin yarda.

A cikin wannan labarin, za mu binciki abin da waɗannan hanyoyin suka ƙunsa, dalilin da ya sa suke da mahimmanci, da kuma yadda suka bambanta. Ko kuna cikin gini, sarrafa abinci, ko masana'antar mai, fahimtar ɗanɗano da passivation yana da mahimmanci don tabbatar da aiki na dogon lokaci na bakin ƙarfe.

Menene Pickling?

Pickling tsari ne na sinadarai wanda ke kawar da gubobigurɓatattun abubuwa a samankamar sikelin walda, tsatsa, launin zafi, da kuma oxides daga saman bakin karfe. Wannan tsari yawanci yana amfani da maganin nitric acid da hydrofluoric acid don narkar da dattin da tsaftacewar injina ba za ta iya cirewa ta hanyar sinadarai ba.

Yadda Pickling ke Aiki:

• Ana yi wa bakin karfe maganin acid (yawanci ta hanyar nutsarwa, gogewa, ko feshi)

• Maganin yana amsawa da oxides kuma yana yin sikelin akan saman ƙarfe

• Ana narkar da waɗannan gurɓatattun abubuwa a wanke su, suna bayyana wani wuri mai tsabta da ba a taɓa gani ba na bakin ƙarfe.

Tsaftace bakin karfe yana da mahimmanci idan an yi masa zafi ko kuma an yi masa walda, domin zafi yana haifar da wani duhun oxide wanda zai iya lalata juriyar tsatsa idan ba a yi masa magani ba.

Menene Passivation?

Passivation wani tsari ne na daban na sinadarai wanda ke haɓaka aikin sinadarai na musamman.Layer na oxide na halittaa saman bakin karfe. Yayin da ake cire gurɓatattun abubuwa, passivation yana gina fim ɗin chromium mai cike da sinadarai wanda ke kare kayan daga tsatsa.

Yadda Passivation ke Aiki:

• Ana yi wa bakin karfe da aka tsaftace magani danitric acid ko citric acidmafita

• Acid ɗin yana cire baƙin ƙarfe da sauran ƙwayoyin cuta na waje daga saman

• Siriri, iri ɗayaLayer na chromium oxideyana samuwa ba zato ba tsammani a gaban iska ko iskar oxygen

Passivation ba ya cire yadudduka na sikelin ko oxide. Saboda haka, sau da yawa ana yin sa.bayan yin picklingdon samar da mafi girman juriya ga tsatsa.

Babban Bambanci Tsakanin Pickling da Passivation

Duk da cewa dukkan hanyoyin guda biyu sun haɗa da maganin acid, suna aiki da manufofi daban-daban:

• Picklingyana cire oxides da sikeli

• Passivationyana cire baƙin ƙarfe kyauta kuma yana haɓaka layin kariya na oxide

• Pickling yana da ƙarfi sosai kuma yana ɗauke da sinadarin hydrofluoric acid.

• Jin zafi yana da laushi kuma yawanci yana amfani da nitric ko citric acid.

• Pickling yana canza kamannin saman; passivation baya canza ƙarewa sosai

Ga kayan aikin ƙarfe masu aiki sosai, ana amfani da dukkan hanyoyin guda biyu a jere don tabbatar da tsabta da juriya ga tsatsa.

Yaushe Ya Kamata a Yi Waɗannan Tsarukan?

Ana ba da shawarar yin pickling da passivation a cikin waɗannan yanayi:

• Bayanwaldadon cire launin zafi da kuma canza launin oxide

• Mai Biyewainjina ko niƙawanda zai iya haifar da gurɓatar ƙarfe,

• Bayanmaganin zafi, inda sikelin da canza launi zasu iya samuwa

• Domintsafta da aikace-aikacen tsafta, inda tsarkin saman yake da mahimmanci

• In muhallin ruwa ko sinadaraiinda dole ne a inganta juriyar tsatsa

Ta hanyar amfanisakysteel'sNau'in bakin karfe mai inganci da kuma amfani da ingantattun hanyoyin bayan an yi amfani da su, kayan aikinku za su daɗe kuma su yi aiki mafi kyau a ƙarƙashin mawuyacin yanayi.

Amfanin Pickling da Passivation

Yin waɗannan jiyya yana tabbatar da fa'idodi da dama:

• Yana dawo da cikakken juriya ga tsatsa

• Yana inganta tsaftar saman

• Yana cire gurɓatattun abubuwa da aka saka a ciki

• Yana ƙara tsawon rayuwar bakin karfe

• Yana shirya kayan don fenti ko shafa

Ga masana'antu kamar magunguna, sarrafa abinci, da mai da iskar gas, tsinken tsinkewa da passivation ba zaɓi bane - ana buƙatar su don kiyaye amincin samfura da bin ƙa'idodin ƙasashen duniya.

Ka'idojin Masana'antu don Pickling da Passivation

Ka'idoji da dama na duniya sun bayyana hanyoyi da jagorori:

• ASTM A380: Tsarin aiki na yau da kullun don tsaftacewa, cire ƙura, da kuma rage yawan ruwa

• ASTM A967Bayani: Takamaiman hanyoyin magance cututtukan sinadarai

• EN 2516: Ka'idojin Turai don amfani da bakin karfe na sararin samaniya

Koyaushe tabbatar da cewa kayayyakin bakin karfenku sun cika waɗannan ƙa'idodi, musamman idan ana amfani da su a wurare masu haɗari ko kuma masu haɗari.sakystel, muna samar da kayayyaki da tallafin fasaha waɗanda suka dace da waɗannan ƙa'idodin ƙasashen duniya masu tsauri.

Hanyoyin Amfani da Aka Yi Amfani da Su

Dangane da girman ɓangaren, siffar, da muhalli, waɗannan hanyoyin za a iya amfani da su ta hanyoyi daban-daban:

• Nutsewa (Tanki): Ya dace da ƙananan sassa zuwa matsakaici

• Feshi Mai Tsami: Ana amfani da shi don manyan kayan aiki ko shigarwa

• Manhajar Goro: Ya dace da maganin gida kamar dinkin walda

• Zagayawa: Ana amfani da shi a tsarin bututu don maganin ciki

Kurkura sosai da kuma kawar da sinadarin acid bayan an yi magani yana da mahimmanci don hana rashi acid.

Abubuwan da suka shafi Muhalli da Tsaro

Duk wani abu mai tsami da kuma mai guba yana ƙunshe da sinadarai da ke buƙatar kulawa da kyau:

• Koyaushe saka kayan kariya na sirri (PPE)

• A rage yawan sharar gida kafin a zubar da ita

• Yi jiyya a wurin da iska ke shiga ko kuma a ƙarƙashin fitar da hayaki

• Bi ƙa'idodin muhalli na gida game da amfani da acid da zubar da shi

Kammalawa

Tsaftacewa da kuma passivation muhimman matakai ne wajen tabbatar da cewa bakin karfe yana riƙe da juriyar tsatsa da kuma aiki na dogon lokaci. Yayin da tsatsa ke tsaftacewa da kuma kawar da kiba, passivation yana ƙarfafa layin kariya na oxide - tare, suna shirya bakin karfe don aikace-aikacen da suka fi wahala.

Zaɓar ƙarfe mai kyau kamar yadda ake kula da shi yadda ya kamata yana da mahimmanci. Shi ya sa masana'antu a faɗin duniya ke amincewa da shi.sakysteldon isar da kayan ƙarfe marasa tsatsa masu inganci, masu jure tsatsa tare da tallafin fasaha don sarrafawa da ƙera su. Don ingantattun mafita a cikin aikin ƙarfe marasa tsatsa, koma zuwasakystel— abokin tarayyarka na ƙarfe amintacce.