SCM440 Forging Steel Bar SCM440 State:hot forging+normalizing+turning Size:90mm to ... :3 or 4 meter or as request SCM440 Forging Steel Bar SCM440 Steel Grade: AISI1020,AISI1040,AISI1045,AISI1050, CK15,C22,C45,CK45 ... ,B16,F11,F12,F22,F5,F9,51Cr4;1.2714,H13,H11,P20,SKD61 State:hot forging+normalizing+turningSize:90mm to 800mmLength ...