Forged steel round bar S20C 1.Dia: 300-1200MM 2.Delivery condition:forged+Normalized+Rough Turned+Q/T. Or Only black Forged steel round bar S20CSpecification:S20CSimilar grade:SAE1020,C20Size ... ,C60, C22Alloy Steel: 42CrMo4, 34CrNiMo6,39CrNiMo3,18CrNiMo5,17CrNiMo6,41Cr4,S355J2G3,ST52-3,16MnCr5,20MnCr5,21CrNiMo2. ST52-3,ASTM A105,42CrMo4,S355J2G3,20NiCrMo2 ...