Zinc cov khoom yog ib puag ncig tus phooj ywg thiab yooj yim rau rov siv dua vim lawv muaj zog corrosion kuj, yooj yim ua, nplua molding, muaj zog compatibility nrog lwm yam ntaub ntawv. Nrog rau qhov zoo nkauj zoo nkauj thiab ruaj khov, zinc yog qhov nyiam tshaj plaws hauv kev tsim ntawm high-end hlau vov tsev thiab phab ntsa systems niaj hnub no.
Zinc phajFeem ntau siv hauv kev tsim kho yog cov khoom siv hlau niaj hnub nrog cov yam ntxwv zoo tsim los ntawm kev ntxiv me me ntawm titanium (0.06% ~ 0.20%), aluminium thiab tooj liab alloy ntsiab nrog zinc ua lub ntsiab tivthaiv, tseem hu ua titanium-zinc phaj. Lub npe hu ua "titanium zinc" yog ua los ntawm qib high-qib electrolytic zinc nrog purity txog li 99.99% thiab smelted nrog meej thiab ntau npaum li cas tooj liab thiab titanium, uas txhim kho cov kev ua tau zoo thiab mechanical zog ntawm zinc, thiab qhov zoo kuj zoo dua.
Tom qab ntxiv tooj liab thiab titanium rau zinc, cov yam ntxwv ntawm zinc phaj ua zoo dua. Copper zoo txhim kho lub zog tensile ntawm cov hlau, thiab titanium txhim kho kev nkag siab ntawm cov hlau phaj dhau sijhawm. Lub alloy ntawm plaub hlau ua rau lub phaj expansion coefficient yog txo.
Thaum cov ntawv zinc tuaj rau hauv kev sib cuag nrog cov pa roj carbon dioxide thiab dej hauv huab cua, muaj ob theem tseem ceeb hauv kev hloov tshuaj, uas yog tsim cov zinc hydroxide carbonate txheej thiab zinc carbonate txheej. Qhov ntom oxide txheej no ua raws li cov yeeb yaj kiab tiv thaiv los tiv thaiv cov zinc sab hauv los ntawm kev xeb ntxiv, ua kom lub neej ua haujlwm ntev ntawm cov ntawv hlau.
Nyob rau hauv kev tsim kho, zinc ntawv muaj qhov zoo dua piv nrog cov feem ntau siv galvanized steel ntawv thiab txhuas ntawv. Cov ntawv zinc muaj cov khoom tiv thaiv tus kheej, thiab tsis muaj lwm yam tshwj xeeb los tiv thaiv corrosion. Txawm hais tias qhov chaw puas lawm, cov txheej txheem tiv thaiv tuaj yeem rov ua dua nrog nws cov khoom tiv thaiv tus kheej kom tiv thaiv corrosion ntxiv. Galvanized ntawv thiab aluminium ntawv yuav khawb los yog tev tawm ntawm zinc txheej los yog oxide zaj duab xis rau ntawm qhov chaw vim yog kev sib tsoo thiab lwm yam laj thawj, thiab tom qab ntawd raug corroded, yog li yuav tsum tau them nqi kho ntxiv.
Post lub sij hawm: Lub Xya hli ntuj-15-2022