Phase transformation

D2 steel is high carbon high chromium tool steel. D2 tool steel hardness, composition, properties, heat treat and manufacturing is shared for users.
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Over heating of steel and burning of steel is common problem encountered in alloy steels heated to high austenitizing temperature. Remedy is shared here..
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Defects of heat treatment, commonly, appeared are Soft Spots, Quench Cracks, Temper Embrittlement, Low hardness, Distortion and many more.
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Tempering steel process is developed for quenched microstrucures. Topic icludes tempering stages, temper color charts, and alloying elmenets effect.
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Effect of alloying elements in steel is explained along with their effect on Phase diagram and TTT diagram. Their chracterisitcs are also summarized here.
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TTT diagram of steel is used for studying non-equilibirum tranformation in steel. Guide is given to study TTT diagram and its application in Material science.
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White Cast iron is used in wear resistant applications like Cusher and ginding mill liners. Chromium and nickel iron are alloying types of white iron.
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Cast Iron types are distinguished with microstructure and, with unique microstructure, uniques properties are associated. Follow the link for more details.
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Cast Iron being alloy of carbon and iron has variety of types due to microstructure development. Key is morphology of carbon flakes. Follow the link.
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Quenching of steel results in martensite. Amount of martensitic formation depends upon how fastly quenching media like water, brine and air extracts heat.
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