Galvanized farashin: mai tacewa enough?

Fahimtar Dantali na Koilin Ƙarƙashin

Koilin ƙarƙashi suna gabatar da alamuran da kuma wasan aikin saboda sunan dantali da ke ciki. Wannan dantali ya dace daga biyu abubuwan da suka haɗa: izinin zinc a matsayin tattara da kuma zaɓin electrochemical. Ta hanyar haɗawa wannan tattara, koilen ƙarƙashi zai tace gaban alamuran harshen sannan kuma ta taka gaban ƙarfi sosai.

Yaya Galvanization Ya Ƙarin Dantali na Koilin Ƙarƙashin

A hot-dip galvanization na ƙwarar ranin steel shine a cikin zinc mai zuwa, wanda ya kirkira bond metallurgical. Wannan ya kirkira coating mai tsaya wanda ya cire saƙo na steel daga zuwa da ruwa—the main catalysts for rust. Sabon bayanin shine corrosion rate ya dace har zuwa 10x dib dib zuwa steel mai amma.

Zinc Coating a matsayin Barrier: Core Protection Mechanism

Zinc's layer mai amma ya kulle 95–98% na 'corrosive elements' a cikin environments na asali. Kusurin coating ya kai tsoro—60 µm coatings ta kara ajiyar gida a cikin waje don 70+ shekara, inda 20 µm coatings ta yi amfani don cikin gida.

Sacrificial Protection: Yaya Zinc ta kara Base Steel

Lokacin da scratches ko cuts suka fuskantar steel, zinc ta kara zuwa daga cikin saboda kama da electrochemical activity. Wannan sashen ya kirkira zinc carbonate, compound mai tsayo wanda ya karkara kuskuretsan keɓan coating.

Matsayoyi na asali wanda ke taimakawa a kan Galvanized Steel Performance

Salinity na yankin gano ta hada da wuya na zinc ta 50% labarin yankuna da ke wuta. Alkemawa na gudunƙarwa kamar sulfur dioxide suna amfani da aljibar ta hada da ruwa, ta kara matsalar hadawa zuwa ƙarin yankuna da ke cikin siyar ta yawa.

Ragwadawa Mai fata: Shin Steel na Galvanized Ta Dauke da Kusurwa?

Bayanin da suka fi wani daga cikin kwakwalwannan, galvanized coils akarsu zuwa pH extremes (<6 ko >12) ko ruwan da ke tafiya daya. Tsarin tacewa da tacewar karamin ta amfani da yaro ta hada da ƙarin yawan shekara zuwa 40 shekara a cikin bazuwar gudunƙarwa.

Matsalinta na Galvanized Steel a cikin yankuna da ke wuya da harsh environments

Takaitaccen Tattaunawa akan Matsalinta na Galvanized Coil

Takaitaccen takaitaccen tattauna nashin nuna irin utsu na steel na galvanized a cikin shekara guda. Tattaunan tattaunan na 2023 nashin nuna cikin yankuna na gano suna daidaita 90% na layin zinc gasuwa da shekara guda 30+ na tafiya, kuma suna daidaita tsarin aiki don at least 100 shekara . Yankuna na gano nashin nuna irin utsu na kasa da ke wuta ba tare da amfani da nazarin da ke wuta ba— 18–25 shekara bashin kuskurewar zinc ya yi potinsan na rust, amma ingancin tsuru ya kasance ta otsu zuwa sosai due to zinc's sacrificial action.

Marine, Urban, da Rural Settings: Comparing Corrosion Resistance

Tushen ginya ya gudanar da korosiyar abokin ginya ta 6x sosai dibenshin yawan shekara a wani zuciyar ginya, amma abokin ginya mara barin zai gabatar da abokin ginya mai amfani da ba shi ba a cikin waje da ke da kama da kama. 40:1 a cikin alamar juzuwar waje, na kuma sosai da kama da kama.

Tusshen Gudu: Abokin Ginya a Cikin Sabonin Gwamnati na Kusen Rania

Abin da aka yi amfani da shi a cikin sabonin gwamnatin kusen rania ta 35 shekaru tare da fassarar sosai:

• 94% mai tsere na zinc a cikin waje na gani
• 78% a cikin waje ta kama
• Zai gaban kama da kuma sosai tare da sauran alakar ruwa.

Waktu ne na kewayar abokin ginya a cikin waje ta kuma sosai

An farko na kewayar gurji ya fara bayan 20–25 shekaru mai karu a cikin takaddun gandu, kafin tada fara kewaya na itace na tsuntsaye ya riga bayan 5–7 shekaru da suka gaba . Bayan haka, kafin fara kewaya na gurji mai ƙarfi ya tsaya maimaita gurji a cikin shekaru masu ciki da suka gaba.

Sashen Tambayoyi

Menene hot-dip galvanization?

Hot-dip galvanization shine aikin kewayar gurji ta wayar wuya shi a cikin wuya mai zinƙe, ta yi gurji mai tsuntsaye wanda ya ƙara gurji daga kewayar gudu.

Yaya mawaƙe gurji mai zinƙe ya yi a cikin wani takaddun?

A zuciyoyi, kewayar gurji mai zinƙe zai yi daidai zuwa 70 shekaru. A cikin zuciyoyin gandu, ya yi 18–25 shekaru kafin tada fara kewaya na zinƙe ya riga. A zuciyoyin maza na da aljanna, ya yi 15–20 shekaru.

Shi gurji mai zinƙe bai gudu ba?

Amma ƙwarar ɗaya na rust, ba ita ce ta galvanized steel ba kamar yarida ta iya rage sosai ko ta kawo a cikin shara da PH ko ta daidaitawa a tura da ruwa