xov xwm

Cov khoom siv asbestos cement muaj lub zog khoov siab thiab lub zog tensile thiab tuaj yeem ua rau cov khoom nyias-phab ntsa; lawv kuj muaj ntau yam zoo xws li kev tiv thaiv corrosion, impermeability, zoo tiv thaiv te thiab tiv thaiv cua sov, thiab yooj yim ua cov khoom siv kho tshuab. Nws qhov tsis zoo tseem ceeb yog lub zog cuam tshuam qis; asbestos fiber hauv asphalt tuaj yeem ua rau qhov kub ntawm asphalt mos thiab txo nws qhov brittleness ntawm qhov kub qis. Cov khoom siv asbestos asphalt tuaj yeem siv ua dej tsis kam, rwb thaiv tsev thermal, tiv thaiv dej noo, embedded filling, rwb thaiv tsev, thiab tiv thaiv cov tsev. Alkali thiab lwm yam ntaub ntawv.

 

Cov khoom siv rwb thaiv tsev asbestos. Piv txwv li, asbestos feem ntau siv ua txheej rwb thaiv tsev rau ntawm phab ntsa sab nraud thiab cov kav dej ntawm lub boiler, uas tuaj yeem txhim kho qhov ua tau zoo ntawm lub boiler; kev rwb thaiv tsev cua sov ntawm cov khoom siv pa tuaj yeem txo qhov kub ntawm lub chaw ua haujlwm; kev siv cov rwb thaiv tsev asbestos rau cov khoom siv tub yees tuaj yeem txhim kho qhov ua tau zoo ntawm lub tub yees; nws yog siv rau cov tsheb, nkoj thiab lwm yam tsheb. Kev rwb thaiv tsev cua sov ntawm chav boiler yuav tsis ua rau qhov kub ntawm lub tsheb thauj khoom lossis lub tsev me me nce ntxiv.

 

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Lub sijhawm tshaj tawm: Tsib Hlis-24-2021