this is Felix from Changxiang special steel manufacturing co,.ltd Round bar steel ,dia 50 mm -- 1000 mm Square steel, 70 mm -- 1000 mm Flat steel /module, thickness 80 mm --800 mm ,width 300 mm -- 2000 mm Different Forging: Step Shaft/Tube/Pie-shaped/Ring/Module/Large valves of the main/Other Profiled forgings Delivery Condition: Hot Forging/Hot-rolled + Annealing/Normalizing/Tempering/Quenching and tempering/Solution/Aging/Slow Cooling Surface Quality: Black Surface/Grinding Surface/Roug...View More