Dab tsi yog Kev Siv Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob? Kev Taw Qhia Txog Txoj Kev Sib Txuas Ntawm Cov Khoom Siv Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob

Kev muab dejductile hlau kavyog ua los ntawm ductile hlau, uas yog ib tug hlau synthesized los ntawm hlau thiab muaj tib yam ntxwv li hlau. Yog li ntawd, ductile hlau muaj toughness thiab ductility, thiab yuav siv tau nyob rau hauv ib co mechanical qhov chaw uas yuav tsum tau siab. Kev siv cov hlau nplaum tuaj yeem txhim kho kev ua haujlwm ntawm lub tshuab thiab kev pabcuam lub neej ntawm lub tshuab. Cov hlau hlau muaj kev tiv thaiv corrosion thiab tsis tuaj yeem corroded nyob rau hauv ib qho chaw ntub dej. Txawm li cas los xij, txhawm rau txhawm rau ntxiv dag zog rau cov dej xaim hlau yeeb nkab ua los ntawm cov hlau tsis muaj corroded nyob rau hauv cov kua qaub thiab alkali ib puag ncig, cov dej xau hlau yeeb nkab yuav raug coated.
Tsis tas li ntawd xwb, lub siab corrosion kuj ntawm cov dej xau hlau yeeb nkab nws tus kheej yog unmatched los ntawm lwm yam hlau kav. Nws tiv thaiv corrosion lav cov dej hauv nroog uas txhua tus neeg nyob hauv nroog tuaj yeem haus tau ntau dua, thiab yuav tsis muaj xeb impurities txhua. Tsis yog tsuas yog cov dej tau ruaj ntseg xwb, tab sis cov khoom siv hluav taws xob kuj tau ua tiav raws sijhawm, thiab yuav tsis muaj kev tsis txaus.
Txoj kev sib txuas ntawm cov dej xau hlau yeeb nkab:
Txij li thaum cov dej xaim hlau yeeb nkab tau txais cov pob qij txha hloov tau yooj yim, kev tsim kho tau yooj yim dua, uas tuaj yeem txhim kho kev tsim kho, txhim kho kev tsim kho, thiab txo cov nqi tsim kho.
Cov dej xa dej ductile hlau yeeb nkab muaj qhov zoo ntawm cov kabmob siab dej siab, tiv thaiv cov khoom siv sab nraud thiab yoog raws cov kev hloov hauv geological. Nyob rau hauv cov cheeb tsam uas tsis zoo geology thiab hla txoj kev loj, tsis tas yuav tsum tau ua ntxiv ntawm cov kav dej steel, thiab ua ke nrog muaj zog corrosion kuj, nws tuaj yeem siv rau hauv cov ntug dej hiav txwv thiab cov ntsev-alkali. Tam sim no, nws yog dav siv nyob rau hauv underground pipeline tej yaam num, thiab loj-scale pipeline installation tej yaam num tuaj yeem cuam tshuam qhov zoo ntawm kev yooj yim installation thiab kev siv zog tsawg.