Qhov tseem ceeb thiab ua haujlwm ntawm cov ntsia hlau

Ntsia, raws li cov tseem ceeb ntawm cov tsheb ciav hlau Nws yuav tsum muab ib coherent, du thiab feem ntau tiv taus rolling foundation rau lub log. Ib qho ntxiv, hauv cov electrified railways lossis tsis siv neeg thaiv cov chaw, cov nqaj hlau yog ntse dua li ib feem ntawm kev khiav ntawm Circuit Court. Cov kev sib tw no tau muab los ntawm cov hlau-tua cov hlau ua tib zoo SMELTED hauv kev qhib siab thiab cov pa roj oxygen, kom lawv muaj peev xwm tiv thaiv lub zog ntawm cov khoom siv.

◉ Cov haujlwm thiab cov kev xav tau ntawm cov nqaj hlau

Kev tsheb nqaj hlau yog cov tseem ceeb ntawm kev tsheb ciav hlau, muab lub hauv paus dov rau cov log thiab siv ua ib feem ntawm Circuit Court hauv cov hluav taws xob hauv hluav taws xob. Nws yuav tsum tau tiv thaiv cov kev loj loj thiab cuam tshuam kev cuam tshuam.

◉ Chaw tsim khoom thiab kos cim ntawm ntsia

Cov qauv kev tsheb ciav hlau kom meej meej cov qauv kev kos cim, nrog rau kev siv cov cim vov tsev thiab cov cim storing thiab sau npe rau ntawm tus ciav hlau. Tshwj xeeb, Lub Cim Convex feem ntau yog dov ntawm lub duav ntawm ib sab ntawm cov tsheb ciav hlau, thiab kev txiav txim yog los ntawm kev tsheb ciav hlau, thiab kev cai lij choj, "sawv cev rau 60kg / m; m; m; m; ua raws los ntawm cov tsheb ciav hlau, xws li "U75VG" lossis "U7lmng"; Thaum kawg, xyoo tsim khoom (uas yog, ob tus lej kawg ntawm lub xyoo dov) thiab lub hli yuav tsum tau qhia.

Ntawm qhov tod tes, cov cim concave tau luam tawm ntawm lub duav ntawm lwm sab, txuas ntxiv casting kwj pes ntawm cov lej, txuas ntxiv casting tus lej Nws yog tsim nyog sau tseg tias cov cim kub ntawm cov hlau sib txawv ntawm cov hlau mills yuav sib txawv.