Railway Castings, as key load-bearing components in railway methods, have their interior microstructure instantly pinpointing the general performance and service lifestyle. Metallographic Assessment, by revealing the microstructure properties of resources, offers a immediate basis for the standard evaluation of monitor castings. one.Specialized ways of metallographic analysis one.one ... https://sites.google.com/view/railjointbar/%E9%A6%96%E9%A1%B5