Microstructure of as-cast ferritic-pearlitic nodular cast irons

Jacques Lacaze (1) , Jon Sertucha (2) , Lena Magnusson Åberg (3)

1 CIRIMAT - Centre interuniversitaire de recherche et d'ingenierie des matériaux
2 Azterlan - Centro de Investigación Metalúrgica
3 ELKEM (NORWAY)

A review of past works on the formation of ferrite and pearlite in nodular cast iron is proposed. The effects of cooling rate after solidification and of nodule count on the formation of both constituents are stressed, though much emphasis is put on alloying elements and impurities.

Mots clés: Nodular cast iron; As-cast microstructure; Ferrite; Pearlite; Alloying

Domaines: Matériaux; Génie des procédés

Jacques Lacaze, Jon Sertucha, Lena Magnusson Åberg. Microstructure of as-cast ferritic-pearlitic nodular cast irons. ISIJ international, 2016, vol. 56 (n° 9), pp. 1606-1615. ⟨10.2355/isijinternational.ISIJINT-2016-108⟩. ⟨hal-01565250⟩