"我公司是中澳合资，供应废钢轨规格：ISPI Code:R50-R65 200-206化学含量：C:054-082Si.:018-040Mn:060-105S:004 maxP.:0035 maxAs.:001 max of Meee shareNorms:R-50 GOST-7173-75 and R-65 GOST-8165-75废钢轨料由R-50(5167 kg/m)R-65(6472kg/m)组成一单为 150万吨 ，有需要请速联系。中介无扰"