The article last month covered the subject of materials used for Formula One crankshafts. This feature looks at the subject of heat treatments currently used in Formula One. As we saw last month, the materials in current Formula One use are mainly nitriding steels. By nitriding steels, we mean those with a composition containing elements which are strong nitride-formers, chief among these being chromium, aluminium, molybdenum and vanadium. As you can see from looking at the tables in...