alloy of carbon and iron containing more than 1,7 of carbon and generally between 2,4 and 4,0 per cent of carbon. Silicon, manganese, sulphur and phosphorous are also present in varying amounts. Alloy primarily of iron carbon and silicon in which the carbon is in excess of the amount that can be retained in solid state or in austenite at the eutectic temperature, raua ja süsiniku (2,14 kuni u 5%) sulam, sisaldab hrl ka räni (kuni 4,5%), mangaani (kuni 1,5%), väävlit (kuni 0,08%) ja fosforit (kuni 1,8%)