... black Hot Forged Steel Round Bar (C45/SAE8620/16MnCr5)Grade:c45Size:300-1200MM ;Grade:S45CSimilar grade ... bulk shippment or By Container) Length:3m and up or fix length; normal customer need ... barsDelivery condition:Hot Forged+Normalzied/Annealed+Quenched and Tempered(Q/T)+(Rough Turned) ;Ultrasonic ... ST52-3,ASTM A105,42CrMo4,S355J2G3,20NiCrMo2,16MnCr5,20MnCr5,34CrNiMo6,18CrNiMo7-6,39CrNiMo3, 17CrNiMo6 ...