... Die: 300-1200mm Length :any length ok Grade:45#,42CRMO ,SAE9840 round bar Va steelSIZE : 300-1200MMGrade:39NiCrMo3Similar grade:36CrNiMo4,SAE9840Chemical ... Turned+ Quenching+ Tempering,.Or Only forged of black surface bars.Size: 300-1200MMLength: 4.0m and up(Or fix ... CK45, C60,CK15,Alloy Steel: ST52-3,ASTM A105,42CrMo4,S355J2G3,20NiCrMo2,16MnCr5,20MnCr5,34CrNiMo6,18CrNiMo7-6,39CrNiMo3, 17CrNiMo6, ...