... Ultrasonic Test:Sep1921 Class C/c. Delivery condition:Forged+Normalized+Rough turned+Q Forged steel round barSpecifications:C45, S20C, S26C, S55C, ... , 817 M40, SNCM220, 42CrMoS4, 20MnCrS5, 16MnCrS5, SACM645Delivery condtion:Hot forged+Normalzied+Rough Machined+Q/TSize:Dia90mm- Dia800mm.Steel ingot:EAF ... /C dateManufacturer:Jiangsu Zhuhong Forging Co.,Ltd. Steel round forgings bar ST52-3/ A350 LF2/ A105