45Mn carbon steel bar 1046 Carbon Steel Bar diameter:16mm-250mm package:as requirement delivery:5-30 days 45Mn ASTM1046 carbon steel barTISCO, BISCO, JISCO, KSK, KRUPPdiameter:16mm-250mmpackage:as requirementdelivery:5-30 days 1046 Carbon STeel BarType45Mn carbon steel bar/1046 carbon steel bardiameter16mm-250mm length10mm-6000mmsurfacepolished, blackStandardASME, ASTM, EN ,BS,GB,DIN, JIS ...