Cov ntaub ntawv nquag rau cov kev cai sib tw suav nrog cov hlau roj carbon, tooj dag, txhuas alloy, thiab lwm yam Cov ntaub ntawv no txhua tus yam ntxwv thiab muaj feem cuam tshuam.
Cov Hlau Hlau
Carbon Steel yog ib qho ntawm cov ntaub ntawv siv nyiaj khov kho. Raws li cov khoom siv roj carbon, nws tuaj yeem faib ua cov hlau tsis muaj roj, nruab nrab cov hlau thiab cov pa hlau. Tsawg cov roj carbon hlau (xws li A3 hlau, 1008, 1018, thiab lwm yam) yog li 4} {5}} txiv ntoo; Nruab nrab cov roj carbon hlau (xws li 35 thiab 45 hlau) haum rau 8. 8- cov khoom lag luam; Cov pa roj carbon hlau siab tsawg dua.
Stainless hlau
Stainless hlau tau dav siv vim nws zoo heev corrosion tsis kam thiab kub tiv taus. Cov ntaub ntawv stainless hlau muaj xws li Austenitic steel hlau (xws li 304, 316), Martensitic Stainless hlau thiab Ferritic stainless hlau. 304 Stainless hlau (06cr19NI10) tau ua tiav oxidation zoo, thiab kev lag luam, thiab yog haum rau ib puag ncig los ntawm {6} degree rau 800 degree; 316 Stainless Hlau (06
Tooj dag thiab txhuas alloys
Brass thiab txhuas alloys kuj siv tau siv cov ntaub ntawv ua haujlwm nrawm. Tooj dag feem ntau yog siv nyob rau hauv cov xwm txheej uas kev ua tau zoo thiab corrosion tsis kam; Aluminium alloys tau siv dav lawm vim lawv lub zog qis, muaj zog loj thiab thermal ua haujlwm, thiab haum rau cov khoom lag luam uas yuav tsum muaj lub teeb yuag.
Cov Khoom Siv Xaiv Kev Xaiv
Thaum xaiv cov ntaub ntawv ceev ceev, yam xws li siv hom ib puag ncig, thauj khoom, thiab qhov ntsuas kub tau xav tau. Piv txwv li, hauv kev xeb ib puag ncig, stainless hlau yog qhov kev xaiv zoo dua; Hauv cov xwm txheej uas muaj zog thiab hnav tsis kam, alloy steel yog qhov kev xaiv tsim nyog dua. Tsis tas li ntawd, cov fasteners ntawm cov khoom sib txawv kuj tseem txawv nyob rau hauv kev teeb tsa thiab tshem tawm, thiab yuav tsum tau xaiv raws li cov kev xav tau.
