CEMENTITE

Cementite is the hardest structure on the iron carbon diagram, but the hardness of steel increases if it contains martensite. Why? - Quora

Iron-Carbon/Cementite phase - Metallurgical engineering

Formation of θ-Fe3C Cementite via θ′-Fe3C (ω-Fe3C) in Fe–C Alloys

Tailoring cementite precipitation and mechanical properties of quenched and tempered steel by nickel partitioning between cementite and ferrite - ScienceDirect

What are austenite, martensite, cementite, and pearlite? - Quora

Metallography of Steels

Materials, Free Full-Text

Coarsening of Inter- and Intra-granular Proeutectoid Cementite in an Initially Pearlitic 2C-4Cr Ultrahigh Carbon Steel

Structure of plain steel :: Total Materia Article

Substitutional solution of silicon in cementite: A first-principles study