... ,D/d,E/e Good quality,good price Commodity: Forged steel round barGrade: SCM440, delivery condition: as forged.Similar garde:AISI4140 ... 4880mm-5080mm,Or 4m and up for random lengthSIZE TOL : +2 / +6MM OF DIA.(Other steel grade and length can be ... ;Alloy Steel:SCM440,SCM420,SCM435,SCM415,SNCM220,SNCM439,SACM 645;Tool Steel:SKD61.Manufacturer:Jiangsu Zhuhong Forging Co.,Ltd Forged steel round bar SCM440