Non-Metallic Inclusions in Steels - Iron Oxide Inclusion

Iron Oxide Inclusions

A slag spot and sliver defects on a cold-rolled sheet
Aggregates, dendritic and plate-like clusters near the surface of the final sample
BSE micrograph of diffusion front in sample (1800 ppm O, 1 s), showing the “precipitate-free” free zone
Behavior of alumina inclusions just after deoxidation
Calcium aluminate, spinel and iron oxide
Cast defect in aluminium killed carbon steel
Clogging inclusions
Comparison of the relative amount of inclusions as a function of the initial O content
Cross-sectional micrographs of the corrosion phases formed on the Fe-5 wt% Al alloy in the oxidizing environment
Cross-sectional secondary electron micrographs of the corrosion scale formed on the Fe-5 wt% Al alloy
Droplet of mild deep-drawing steel grade caught from the unshrouded pouring stream with thick scale of iron oxide and small precipitates of iron oxide
Evolution of inclusion morphologies (after extraction) as a function of pO2
Example of rolled in scale just bellow the surface of a cold reduced coil
Fayalite and iron oxide in glassy matrix of iron silicate
Fayalite and iron oxide in iron oxide-alumina-silica
Fe2O3, Fe3O4 oxide scale on Cr-Mo steel
Galaxite and corundum in glassy manganese oxide-alumina-silica
Galaxite dendrites envelop a sphere, and are explained by formation from liquid oxide inclusions due to atmospheric oxidation
Inclusion particles obtained at 1 s after the aluminum deoxidation I
Inclusion particles obtained at 1 s after the aluminum deoxidation II
Inclusion particles obtained at 1 s after the aluminum deoxidation III
Inclusion particles obtained at 1 s after the aluminum deoxidation IV
Inclusion particles obtained at 1 s after the aluminum deoxidation V
Inclusion sliver in the longitudinal section of a sheet product
Iron corrossion products in steel pipe for water
Iron oxide and slag inclusions in the crack in 1.2312 steel
Iron oxide in 145Cr6 steel
Iron oxide in 40CrMnMoS8-6 steel
Iron oxide in X19CrMoVNbN11-1 steel
Iron oxide in the crack of 34CrMo4 steel
Iron oxide in the crack of St52-3N steel
Iron oxide layer in 30CrMoV9 steel
Iron oxide on silicon steel strip
Iron oxide scale in 30CrMoV9 steel
Iron oxide scale in AISI D2 steel
Line defect in rolled steel sheet
Line shell defects on stainless flat-rolled product from ingot
Macro inclusion in carbon steel casting
Macro inclusions in manganese silicon killed carbon steel
Manganosite and iron oxide
Mg0 x Al2O3 x SiO2 x FeO inclusions in experimental steel
MgO-Al2O3-SiO2-FeO inclusions in electrolytic iron
Micrographs showing cross-sectional areas of the oxide microstructure by several techniques
Morphologies of Al2O3 inclusions
NMI in medium carbon steel
Non-metallic inclusions in molten iron
Overview of the Al and Fe side of the sample cross section after contacting Fe with a piece of Al
Overview of the Al and Fe side of the sample cross section after contacting Fe with a piece of Al
Overview of the Fe/Fe-Al diffusion front showing the ‘precipitate-free’ free zone
Overview of the inclusions found near the surface of the final sample
Overview of the numerous small spherical Al2O3 inclusions located in zone III in the final sample
Oxide inclusions in medieval sword
Oxide layer on the AISI 1005 steel
Oxide scales on stainless steel
Picture of the sample after (a) 1 s and (b) 60 s interaction with liquid Fe at 1600°C
Piece of clogging deposit
SEM micrograph of the alumina rod treated in oxygen partial pressure
Schematic microstructures of iron oxides with different cooling rate and atmospheres
Silver defects in stainless steel
Slag and iron oxide in 41CrAlNi7 steel
Slag and iron oxide in 41CrAlNi7 steel
The inner surface of the SEN
Thick white oxide deposit in the inner of the SEN
Transformation of Al2O3 inclusions into FeO x Al2O3 taking place near the melt surface of sample
Typical nonmetallic inclusion in steel
Typical oxide found in SAE 1050 steel
XRD patterns of FeO, Fe2O3, Fe3O4, Fe2SiO4 oxides