... barGrade:S45CSimilar grade:SAE1045,C45,C45E,CK45,EN8 Steel Ingot:EAF+LF+VDChemical compostion:C:0.42/0.48; ... (Or fix length according the customer requirement).Ultrasonic test: according to SEP 1921 C/c,D/d,E/e,A388 or ... ,S35C,S45C,S50C,S55C,S60C;Alloy Steel:SCM440,SCM420,SCM435,SCM415,SNCM220,SNCM439,SACM 645;Tool Steel:SKD61.Manufacturer:Jiangsu Zhuhong Forging Co ...