Features 1.Chromium molybdenum alloy steel. 2. High strength and toughness. 3.Good stability of hardenability and anti-overheating. 4.Good high tensile strength with shock resistance. Applications 1.Heavy machinery and high-load of shaft. 2. Rotor shaft and blades. 3.Special performance requirements of the vital parts after nitriding treatment. Shape:steel plate/flat bar/round bar Technology:Hot work / Forged/cold drawn Heat treatment:Annealed / Q+T Surface condition:Black/Peeling/Polishing/Machined Delivery condition:Hot rolled or forged, Peeled or black surface Test:UT 100% / SGS Certification:ISO/mill certificate