... 45# steel, quenched 48°-52°, chromed leveling is three roller above and four roller below, quenched and chromed ... Cr12 ironComponents:Hydraulic passive Uncoiled, Forming Machine ( feeding, leveler, roll mill, cutting, punching, PLC computer, Hydraulic station, cutting), and simple ... the first station)leveling----Punching of the sheet roll forming----hydraulic cut to lengthproduct packing manual