Galvalume Steel Coil: Tsinkaya Mai Taha Koro

Shin Galvalume Steel Coil Yake Kowa Waɗanda Yake Karɓa Ruwan Gudu?

Abubuwan da ke Galvalume: 55% Al, 43.4% Zn, 1.6% Si

Galvalume steel coil ta hada durability na aluminum da sacrificial protection na zinc a cikin alloy mai inganci. The coating ke iya:

Wannan alloy na uku yana haɗawa da substrate na fulani yayin coating mai tsishen. Rōle na Silicon sun kasance ta hanyar muhimmi—bincike sun tabbata cewa ya daki brittle na intermetallic, ta ba da damar coating ya taka rawaretsin mechanical formation ba tare da kuturu ba.

Tattalin arziki ta hanyar layer mai amfanin aluminum

Kama zuwa karshen kayan aiki wanda ke da aluminum, wanda yana yi coating na oxide mai girma sama da sararin fulani. Wannan layer mai sauri yana dakin ruwa, gini, da ions masu kurkuri da suke nukan kayan fulani. Coatings na zinc ba su dace ba kamar haka, musamman a wajen kasa inda zuma ta samuwa a duk wadannan yanayi. Muna ganin baya lab testing cewa idan oxide take scratch, ya koma yin gyara natsuwa. Abin da ya fara hannun kuwa shine yadda wannan abu yana taka rawaretsin shekaru masu ci gaba idan ya shiga zuwa rayuwa da gwamnati mai zurfi daga kasa zuwa gabata dari.

Tattalin arziki mai iyakokin da aka iya amfani da shi ta hanyar Zinc a cikin alloy

Abubuwan da ke iya nuna 43.4% na zinc yana ba da wani abu mai suna "cathodic protection" a cikin waɗannan yanayin da ke iya kare, kamar inda an cut ko babban tare da surface. Kadauwa bisa yanzu, sai dai haka zai oxidize zuwa gabata. Wannan yana nufi cewa kusan 0.05mm na layer mai sauri yana dacewa kowace shekara, kuma wannan yana daidai da loss na kusan 0.2mm kowace shekara wanda aka ga shi a galvanized steel coatings. Har ma, akwai wasu layers biyu na defense suna aiki togather: barrier protection da wannan sacrificial element wanda ke fassara dalilin Galvalume steel coils generally outlast their standard galvanized counterparts by roughly 2 to 4 times a cikin waɗannan accelerated salt spray tests saboda ASTM B117 standards.

Hanyar Taimako Mai Dauke Da Zaman Laifi Na Galvalume Steel Coils

Taimakon Korosi Mai Sun Karatun Daga Aluminum-Zinc

Abin da ke sa Galvalume steel coil ya farkale shine yadda yake dauke da lokacin daya sosai karfi ga steel mai zurfi. Sirri yana cikin kuskuren tattara: aluminum yana amfani da hankali don daki ganyi, yayin da zinc yana da tsarin da ke iya gyara natsarunsa idan ya wuce. Kama zuwa karfin kayan aiki ita ce aluminum, wanda ke kirkirar alkarbaru mai karfi wanda ke dakin ruwa. Idan wani abu ya sarrafa ko wuce sabon, zinc zai ci karo kafin steel ya faru. Tambayoyin ilimi suna nuna cewa waɗannan coils zai iya dauka daga 2 zuwa 4 shekara sosai karfi ga galvanized steel na iya yake a lokuta mai tsoro kamar zamantakewa ta saltwater. Ga gida masu kasancewa daban kasar da kayan aikin, wannan yana nufi fewer replacements da rashin magana akan maintenance over time.

Aiki na Sauran Abubuwan da aka haɗa (Si, Mn, Cr) a cikin Daidaitowa da Oxidation

Kamar 1.6% silicon yana taduwa wajen ƙirƙirar hankali tsakanin coating da fulani mai zuwa, wanda ke mahimmanci sosai yayin da abubuwan suna kama da sanya da kuma sanyawa a cikin lokuta manyan. Yayin da manganisi da kurumiyam suna iya yiwa abubuwan daban-daban don karyawa, suna yi abubuwan gaskiya don karyawa. Alamuƙan da aka yi a cikin halayyin na asali sun samun cewa waɗannan yankin karfi sun kashe matsalolin oxidation ta kama da 38% a wuraren da ke da yawa na ruwa a sama, abin da Al-Zn alloys na yaukada ba su iya buƙatar sa kamar haka. Babban mai amfani zasu ce cewa tare da wannan nishadi na kimika, red rust ba zata rage ba ne kusa da 20 zuwa 35 shekara a cikin kayan zaman kansu basu kan muhimmancin testing na field over time.

Ƙirƙirar Gakuna Na Oxide Na Gaskiya A Cikin Yanayin Daban-daban

Galvalume's corrosion resistance adapts through environment-specific passivation:

• Zamunan na lautoni: Yana kirkirar gakuna mai sauƙi na aluminum oxyhydroxides (AlO(OH)) irin da ba za ta sami chloride penetration
• Yankin kasuwanci: Yada abubuwan kimiya na zinc sulfate waɗanda suka canza kompo'na sulfur
• Zauni masaukaka: Yada filmin zinc carbonate wacce tare da carbonation na asali ta zamani

Bayanin yanayi daga ayyukan North American ya nuna cewa 97% na samun gaskiya mai zurfi ya barin karatu bayan shekaru 17 a yankin kasa, wanda ya fara da tsarin galvanized steel na 63% na kashi. Wannan tasirin tasawa zai bayyana dalilin alama 78% na masu shigar da kayan aikin yanzu suna son Galvalume steel coil don ayyukan tsaro mai mahimmanci bisa zuwa ga tallafin kayan aikin 2023.

Ayyukan harshe a yankin kasa da yankin kasuwanci

Tsunanin Galvalume steel coil a yankin kasa da yanayin kasa wanda ke yankin kasa

Galvalume steel coil memne sookan da shawara mai harshin da ke tafiyya a karkaran kasa wanda abubuwan kimiya na salt air da ruwa masu yawa suna daki har maƙaloli. Wani abu ne mai haɗuwar alarminyum da zink wanda yake tsara takambarin gurbin kansa labarin chloride ions. Labu test suna nuna cewa Galvalume ya dura daga uku zuwa hudu kama daya fiye da galvanized steel na adana a lokacin da aka yi simulation na harshe na karin. Dole don samunin gurbin da aka kirkire a karkaran kasa, mafabutane suna warewa rate na wear of coating ko da kasance <0.5 mm per year kuma bayan shekaru goma biyu da uku a karkaran tidal wanda saltwater ke daki saharu gurbin.

Zaɓi na sarufa da abubuwan da suka faru a yankunan masifa

Galvalume ya kawo abincin da ke tafiyya a cikin albarkatu mai hankali kamar kayan amfani na kimika da yankuna mai yawa ta hanyar alkarbarin silicon mai kyau wanda ke nuna karfin gafarfawa kan gafin mai tsokaci. Bayani da aka yi a dajiye kayan amfani da suka fada fuldun komawa yana nuna wani abu mai zurfi - karfin gafarfawa yana hanya ne na 14% kama da karfin gafarfawa a sarari mai galvanize. Wanne sabon? Saboda wannan abubuwa yana kirkirar sharin alumina oxide wanda ke taimakawa sosai don kare karfin gafarfawa lokacin la'akari. Ga wankan abubuwan da ke buga gida ko yankuna mai yawa inda kwalitiin sama har yana canzawa ta 50 micrograms per cubic meter na zafi, Galvalume zai zama zahiri a cikin abubuwan kamar saufi da nukarin sanya. Abubuwan na dauke da karanci a cikin waɗannan halayyukan.

Bayani na fara: yawan karfin gafarfawa vs. sarari mara alkarbari da sarari mai galvanize

Lissafi na musayar tare da 42 yanar gizo yana nuna masu zuwa na Galvalume:

Abubuwan da ke tsakanin zinku suna ba da aminta mai aiki lokacin da kama’a ta daki, yayin da aluminum yana tsere a wajen aminta a wuraren da suka fito.

Galvalume vs. Galvanized da Fulani Mai Kama’ar Aluminum: Comparing Nau’i

Nau’in Taka: Galvalume Steel Coil vs. Galvanized Steel

Albarkatinan da aka yi nuna cewa Galvalume steel coils suna tsaye daga 2 zuwa 4 lokacin karanci karfi ga zamantakewa kamar yadda za a yi ne a salt spray tests a labo (standard ASTM B117 daga 2023). Za galvanized steel zaiyi amfani da zinc don karewa mai zurfin ganyi, wato yanzu ya bada kansa saboda zurfa. Amma Galvalume yana da tsarin alzuma da zinc wanda yake haduwa don samun abin da ke dammata sosai ne bisa ruwan sama. Lokacin muka duba abin da ke faruwa a jijiyoyin da ke karkashin samama, farko itace ta kasancewa masu taswira. Galvalume zai tsaya daga 25 zuwa 40 shekara kafin ya bada alamar zurfa mai mahimmanci, yayin da normal galvanized steel zai fara kuskureta idanu 12 zuwa 18 shekara a cikin ma'ajin gaban kasa.

Thermal Reflectivity da Weathering: Galvalume vs. Aluminum-Coated Steel

Galvalume yana gudanarwa daidai kamar 80% na zinin rawani na solistu, wanda ke tsakanin babban inganci ga 65% na aluminium coated steel. Wasu farko wannan haɗa yana hada da tasiri mai kyau akan girman zaũwa, yana kare su ta hanyar kama da 14 daraja Fahrenheit (ko kama da 8 Celsius) a karkashin rana na musammiyar rana, basira da wasu gwadawa na tafurin da muka ga. A yayin da abubuwan sun faruwa masu girma sosai, sama da 750 daraja Fahrenheit, alabata na aluminium coated suna samun karfi. A wadannan girman zurfi, zinka a cikin Galvalume yana faruwa ta hanyar oxidation. Amma idan aka duba matsayin durability a runni mai tsawon lokaci, duk duka suna tsammanin karfi. Bayan shekaru goma sha biyu suna gabata da halayyin hawa a yankin kasar, babu wani abu ya kamata ya bada shiga, kuma kusan bayan 5% degradation mark da aka nuna a ISO 9227 standard don gwadawa na corrosion resistance.

Kudaden Biyan Kuɗi da Cikiwa Na Tsawon Ci Gaba Ta Hanyar Nau'in Coating

Tunakon biyan rayuwa ya fada cewa Galvalume yana samun tarin 23% karanci ga tsarin aluminiyum a kuyata (40 shekara).

Wannan lokacin Galvanized Steel zai iya kama da kyau Galvalume: Fahimtar hanyar wuya

Galvanized steel yana nuna taimakon inganci a yankin da ke da sulphide mai yawa (tsarin gona, millolin pulp) inda aluminum ke kirkirar sulphides masira. Wani tadinta a 2024 tana bada rashin korosi na 0.12mm/ran a galvanized sosai da 0.28mm a Galvalume a atmosfirin da ke da sulfur. Taimako na zinc a matsayin cathodic kuma yana utsace tare da cut-edge corrosion a cikin abubuwan da aka girma mekanikal ba tare da sealants ba.

Abubuwan da suka hausa da ingancin korosi a Galvalume Applications

Dunkuna na Coating da tasirinsa akan mutuwa

Yiya dadi na galvalume steel coil a kafa korosi ya dangi ne akan yadda yawa mai girma ce mai nuni. Bayani daga bincike na al’amar yana nuna cewa lokacin da galvalume tana da gwaji mai girma mai karancin 35 microns, tana dauka wajen karatu a wuraren da ke karkashin kasa dibu galvanized steel mai gwaji mai karancin 20 microns saboda ASTM standard dari 2022. Lokacin zamu duba gwaji masu girma mai karanci game da 45 zuwa 55 microns, waɗannan za su iya baƙin abubuwan da ke yanzu karin shekaru 50 a wuraren da ke yankin haliyar ruwa. Wannan ya faru saboda layer mai girma ta yi kyaukyauta mai nuni mai zurfi mai aluminum wanda ke tsare chloride ions masu saukewa kuma yake tsayar wasu abubuwa daga samun gwiwa.

Sakawa na Fasaha da Kewayon Gwaji

Sakawa mai kyau na fasaha ta kara kewayon gwaji ta 300% dibu sakawa ba a sakawa ba (SSPC-SP 1 2021). Kungiyoyin muhimmi sun haɗa da:

• Phosphating don yin nuni na microcrystalline
• Sauƙaƙin kimiya don cire sakamako da oxides
• Iƙatarwa mai tsotaeli don nemo iyaka na aluminum-zinc
  Manufofin da ba a yarke ba suna ƙare 73% na kuskuren gurbin gurbin daga baya, ta basa abubuwan da ke wara zuwa cikin alaƙa.

Abubuwan da ke tafi da tasiri: Ruhun ruwa, Na'ura, da Gaskiya

Aiki na Galvalume ya dabara sosai a karkashin kayan aiki:

Bayanin yanki daga cikin 4,000 wurin aikawa yana nuna cewa ruwan gini mai kimantsin 70% yana karkatar da katattafan zinku ta hanyar 40%, yayin da ayakaka na sulfur na kasuwanci suke ƙirƙirar cututtuka mai zurfi a farkunan aluminum (NACE Field Study 2020).

Saba Daga Sabon Wannan

Wanne ne abubuwan da ke tsarar alatakijin Galvalume?

Alatakijin Galvalume yana iya 55% aluminum, 43.4% zinku, da 1.6% silicon.

Shin Galvalume ya kama da kaiwa?

Galvalume ya tsaya zuwa mai zurfi ta hanyar taimakon alaminiyum da zinƙi suka kunna.

Mene ne tsawon aiki na Galvalume steel coils a cikin yankunan karin?

A cikin yankunan karin, Galvalume steel coils sabon za su dura daga uku zuwa hudu kama da zamantakewa masu zurfi.

Yaya ke kula da Galvalume da masu zurfi?

Galvalume sabon ya duri galvanized steel daga biyu zuwa huɗu lokuta a cikin gwajiyan salt spray, thanks to its aluminum-zinc coating.