Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Mselly Nzotta"'
Publikováno v:
Metallurgical and Materials Transactions B. 50:1957-1973
The fundamental physics of particles adsorbed at the liquid interfaces has numerous applications in a wide field. In the current study, the motion and detachment behaviors of the liquid nonmetallic inclusion from molten steel–slag interfaces were t
Publikováno v:
Journal of Alloys and Compounds. 812:152149
Understanding the evolution of non-metallic inclusions is important for optimizing steel properties. Conventional mechanisms propose that evolution of inclusions from solid to liquid is governed by chemical reactions. Meanwhile, conventional approach
Publikováno v:
Ironmaking & Steelmaking. 40:231-237
In the production of tool steel, the control of secondary metallurgy plays an important role to meet the rapidly increasing demands for clean steel, as impurities and non-metallic inclusions can reduce its mechanical properties. This study focuses on
Publikováno v:
Ironmaking & Steelmaking. 38:584-589
Nine series of industrial trials were carried out using the same ladle in each series to examine the effect of ladle slag on the number of non-metallic inclusions in the next heat. Steel and slag samples were taken after ladle vacuum treatment for ch
Publikováno v:
Ironmaking & Steelmaking. 38:263-272
The formation and chemical changes of non-metallic inclusions in the ladle treatment were studied with laboratory experiments and theoretical analysis. Refractory samples covered by the ladle glaze ...
Publikováno v:
steel research international. 79:261-270
The thesis is based on two supplements with two major objectives. In the first supplement equilibrium top slag-steel bulk and inclusions-steel bulk were investigated by comparison between calculated and measured oxygen activity values. This was done
Publikováno v:
steel research international. 78:522-530
The focus of the study was to investigate the effect of the chemical composition of the top slag on the inclusion chemical composition during vacuum treatment of a plastic mould tool steel. Samplin ...
Publikováno v:
Ironmaking & Steelmaking. 33:74-80
The main focus of the present work was to develop a sampler to obtain the physical description of the slag–metal interface in the presence of bulk flow. Industrial trial experiments were carried out in the ladles at Uddeholm Tooling, Hagfors, Swede
Publikováno v:
steel research international. 76:481-490
Concentration gradients of inclusions during inductive and gas stirring of AISI H13 tool steel in a ladle have been studied using a unique experimental technique at Uddeholm Tooling AB in Sweden. ...
Publikováno v:
Ironmaking & Steelmaking. 31:514-518
The present study was carried out to investigate the impact of slag– refractory lining reactions on the formation of inclusions during ladle treatment of steel. The experiments were conducted on an industrial scale in the ladle at Uddeholm Tooling