经理:孙宇航电话:0635-2110333材质规格产地材质规格数量材质规格数量材质规格数量20/45#180*50冶钢16Mn51*3.51.2T16Mn127*63.916Mn245*86．5020/45#203*45冶钢20#57*3.51.816Mn127*148.616Mn273*1081支20/45#219*40冶钢16Mn60*3.55.1916Mn133*812.616Mn273*119.420/45#219*50冶钢16Mn63.5*43.9016Mn133*1218.616Mn273*1640.120/45#219*55冶钢16Mn70*84.5316Mn