... condition:Forged+Normalized+Rough Turned+Q/T. Good quality Forged round barSpecification:CK45,42CrMo4,SCM420,SNCM439,S355J2G3,16MnCr5,39CrNiMo3,34CrNiMo6,18CrNiMo7 ... melting: EAF + LF + VDAs forged condition straightness: ≤4mm/m, RT bar straightness: ≤2mm/mGrain size: as per ASTM E112-96 Grade ... EN 10204/3.1.BVendor:Jiangsu Zhuhong Forging Co.,Ltd. Alloy steel round bar SAE4330V