Daim Ntawv Thov Ntawm Cov Pev Pa Roj Hlau
Metallurgical Kev Lag Luam
Hauv statmaking statmaking, siab - pa roj carlicon ua haujlwm ua tus deoxidization zoo nkauj thiab tus neeg sawv cev sib piv. Piv txwv li, hauv qhov loj - nplai Steel Ntau Lawm Chaw nyob rau hauv lub chaw tsim khoom zoo nkauj, qhov chaw tsim khoom loj - Alloy (HSLA silicuch ntxiv rau txheej txheem smelting. Los ntawm kev ntxiv nws, cov qauv pa tawm hauv cov hlau molten tau zoo rau kev tsim cov oxides uas tuaj yeem ua rau cov hlau tsis muaj zog. Ib txhij, nws hloov cov alloy muaj pes tsawg leeg, txhim kho cov hlau lub tensile lub zog, kev nruj me ntsis, thiab corrosion tsis kam. HSLA steel tsim nrog kev pab ntawm cov siab - pa roj carlicon tau siv hauv kev tsim kho ntev - viv choj, kom lawv muaj kev nyab xeeb thiab kev nyab xeeb.

Kev Lag Luam
Siab - pa roj silbon ua lub luag haujlwm tseem ceeb hauv kev tsim cov tshwj xeeb - qib cam khwb cia Irons. Ib qho zoo - paub Foundry nyob rau hauv [Foundry Qhov Chaw] Tshwj Xeeb Hauv Kev Raug High - Kev Kawm Cav Khoom Siv Siab - Cov pa roj caricon - kho cov hlau. Qhov kev sib ntxiv ntawm cov pa hluav taws xob siab - pa roj caricon ua rau cov pwm ntawm cov duab morpleology hauv cov hlau cam khwb cia. Hloov chaw ntawm kev faib cov kab ke flakite, nws txhawb nqa cov tsim ntawm cov khaub ncaws hnav ntau dua thiab cov kheej kheej graphite nodules. Qhov kev hloov pauv ntawm graphite qauv zoo heev txhim kho cov khoom siv me me ntawm cov hlau cam khwb cia ntawm cov hlau cam khwb cia thiab kom sov - muaj peev xwm ua kom sov. Raws li qhov tshwm sim, cov khoom sib xyaw xws li lub tog raj kheej cov hnab tawg ua los ntawm qhov siab - cov pa roj caricon - txhim kho cov pa roj caricon - txhim kho cov pa roj caricon - txhim kho kev ua haujlwm tau ntev dua thiab rov ua dua tshiab.

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