Cast iron with niobium and component

Iron-based alloy comprises silicon, carbon, niobium, molybdenum, cobalt, manganese, nickel, magnesium, phosphor, sulfur, chromium, antimony, and rest of iron. Iron-based alloy comprises 2-4.5 wt.% (preferably 2.3-3.9 wt.%) of silicon, 2.9-4 wt.% (preferably 3 wt.%) of carbon, 0.05-0.7 wt.% (preferably 0.1-0.7 wt.%) of niobium, 0.5-1.0 wt.% (preferably 0.5 wt.%) of molybdenum, 0.1-2.0 wt.% (preferably 0.1-1.0 wt.%) of cobalt, less than 0.3 wt.% (preferably 0.15-0.30 wt.%) of manganese, less than 0.5 wt.% (preferably 0.1 wt.%) of nickel, less than 0.07 wt.% (preferably 0.03-0.06 wt.%) of magnesium, less than 0.05 (preferably 0.02-0.035 wt.%) of phosphor, less than 0.012 wt.% (preferably 0.003 wt.% and 0.012 wt.%) of sulfur, less than 0.1 wt.% (preferably 0.01 wt.%) of chromium, less than 0.004 wt.% (preferably 0.003 wt.%) of antimony, and rest of iron. Bekannte Gusseisenlegierungen bezüglich der Temperatur weisen Anwendungsgrenzen auf. Die Legierung weist auf (in Gew.-%): insbesondere Rest Eisen.