Stainless hlau 316 Kev Siab Siab Fittings Stainless Hlau 316 Tee
Stainless hlau yog ib qho hlau alloy muaj tsawg kawg yog 10.5% chromium. Chromium ua cov txheej txheej nyias ntawm oxide nyob rau saum npoo ntawm cov hlau, hu ua "passivation txheej".
Stainless hlau 304 kav dej tau zoo heev corrosion tsis kam nyob rau hauv tej zaum ib puag ncig thiab thaum sib chwv nrog cov corrosive sib txawv. Pitting thiab crevice corrosion tuaj yeem tshwm sim nyob rau hauv ib puag ncig muaj chlorides. Kev ntxhov siab corrosion tawg tuaj yeem tshwm sim saum 60¡Ãc. Fabrication ntawm txhua SS 304 cov yeeb nkab fittings yuav tsum tau ua xwb nrog cov cuab yeej mob siab rau cov khoom siv hlau stainless. Tooling thiab chaw ua haujlwm thaj chaw yuav tsum tau huv si ua ntej siv. Cov kev ceev faj no yog qhov tsim nyog yuav tsum tsis txhob muaj kev sib kis ntawm cov hlau uas yooj yim los ntawm kev yooj yim corroded me me uas tej zaum yuav discolour lub npoo ntawm cov khoom siv cov ntaub. Stainless hlau 304 pob tw weld yeeb nkab haum tau zoo rau oxidation nyob rau hauv cov kev pab cuam sib npaug txog 925¡Ãc. Txawm li cas los xij, kev siv tas mus li ntawm 425- 860 -C tsis pom zoo. Hauv qhov piv txwv 304L raug pom zoo vim nws txoj kev tawm tsam kom muaj nag los nag. Yuav tsum muaj lub zog nyob qhov twg ntawm qhov kub siab tshaj 500Ãc thiab txog 800¡ÃC Qib 304H raug pom zoo. Cov khoom siv no yuav khaws aqueous sortosion tsis kam.