Railway Castings, as crucial load-bearing elements in railway methods, have their internal microstructure instantly determining the performance and repair existence. Metallographic analysis, by revealing the microstructure characteristics of elements, gives a immediate basis for the standard evaluation of monitor castings. one.Specialized ways of metallographic Assessment 1.one Metall... https://www.geto.space/post/72623_with-the-development-of-big-data-the-internet-of-things-and-artificial-intellige.html