Uddeholm QRO 90 Supreme is a high-performance chromium-molybdenum-vanadium alloy hot-work tool steel. The combination of high temperature strength, temper resistance and thermal conductivity exhibited by Uddeholm QRO 90 Supreme is unparalleled. Thus Uddeholm QRO 90 Supreme exhibits improved service life in die casting and extrusion of nonferrous metals, and in forging and extrusion of steel. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on heat treating and machining. Filing Code: TS-825. Producer or source: Uddeholms AB.

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