... :90mm to 800mm Delivery condition:Hot forged+Rough turned+Q/T Ultrasonic Test:Sep1921 Class 3 C/c Hot forged ... Steel grade:Carbon steel:Chinese Standard:20#,25#,35#,45#,50#,60#;Japan Standard:S20C,S25C,S35C,S45C,S55C,S60C; ... ingot:EAF+LF+VDDelivery Condition:Hot forged+Normalized+Rough Turned+Q/T.We supply the high quality material for customer. ... Forging Co.,Ltd Forged Round Shaft AISI 4140/42CrMo4+Q/T