STANDARD SPECIFICATIONS AND GENERAL ANALYSIS.Used RailS R50 - R65Chemical Composition Used Rails: C: 0, 54 - 0, 82Si: 0, 18 - 0, 40 Mn: 0, 60 - 1, 05 S: 0. 04 maxP.: 0, 035 max As.: 0, 01 max of Mass share Norms: R-50 GOST-7173-75 and R-65 GOST-8165-75 The scrap consists ofR-50 (51, 67 kg/m)...