Qhov dej txhawv ntawm cov cua hoses yog txiav txim siab los ntawm cov ntsiab lus ntawm chromium. Thaum cov ntsiab lus ntawm chromium yog nce mus rau 10.5% thaum lub sijhawm ua haujlwm, qhov kev xeb hauv corrosion ntawm hlau thaum lub lag luam yog pom tseeb. Qhov nce, mus rau ib qho twg, thaum chromium cov ntsiab lus siab dua, txawm tias qhov corrosion kuj tseem raug kho, nws tsis yog pom tseeb. Yog vim li cas yog thaum chromium siv hlau alloy, hom ntawm oxide hloov mus rau ib qho chaw oxide zoo ib yam li cov uas tsim ntawm cov ntshiab chromium hlau.
Cov nplaum nplaum nplaum nplaum hluav taws xob nplaum nplaum hluav taws xob ntawm cov pa roj carbon dioxide thaum lub sijhawm ua haujlwm yuav ua kom zoo dua ntxiv oxidation thaum siv. Xws li cov kab oxide yog nyias nyias thiab tuaj yeem pom los ntawm nws thaum siv. Lub ntuj lus ci rau cov hlau tsis ntxig tso cai rau cov hlau tsis muaj cov xim tsis muaj zog.
Yog tias cov roj paug puas ntsoog thaum lub sijhawm siv, lub hlau ntawm cov hlau raug qee yam yuav tshwm sim nrog qhov chaw rau kev kho tus kheej, yog li ntawd cov ntawv nyeem pauv tuaj yeem hloov kho thiab tseem tiv thaiv tau qee yam. Cov hlau reacts nrog oxygen nyob rau hauv cov cua kom tsim ib zaj duab xis oxide ntawm qhov chaw.
Cov hlau oxide uas tsim los ntawm cov nkev hose ntawm cov pa roj carbon zoo tib yam tseem muaj oxidized, xwv kom xeb yuav tuaj yeem ua haujlwm loj dua, kom qhov chaw ntawd tiav thaum kawg, thiab xim lossis oxidation-resistant hlau (piv txwv, zinc, yuav siv tau). Nickel thiab chromium yog electroplated kom cov hlau hlau nto, tab sis raws li paub, qhov kev tiv thaiv no tsuas yog ib zaj duab xis. Yog hais tias qhov kev tiv thaiv txheej txheem puas lawm, lub pib hlau pib xeb.
Cov roj hose yog tsim los ntawm kev hloov cov ntaub ntawv raw ntoo hauv cov txheej txheem. Rau ib qho twg, nws yog ib qho khoom siv high-tech ntawm corrugated yeeb hom, siab toughness, siab ua hauj siab, kev zoo bending, kub kub thiab kaj lug. Anti-txhuam, tshuaj txhuam kev ua haujlwm, nplaim hluav taws xob, hluav taws xob> 200MΩ, halogen-free environmentally nplaim taws nplhaib, plhuav siv nyob rau hauv tsheb hlau hlua khauj khaum, hluav taws xob, mechanical wire harnesses thiab lwm cov hauj lwm.
