10th International Conference on 

 Clean Steel 


 18 - 20 September 2018 


 Budapest, Hungary 



List of Presentations

18 September (Tuesday)

Plenary session Chairman: Tardy, P. (OMBKE)
 9.15 Towards an Airbus of Steel - A European Steel Industrial Renaissance
B. Birnbaum
European Commission Brussels, Belgium
 9.45 Steel Production in Europe and Germany - a Progress Report
Reinhard Fandrich
Steel Institute VDEh,Düsseldorf
11.35 Inclusion Analysis and Control in Advanced High Strength and Calcium-Treated Steel Grades
Scott R. Story1, Rakesh. K. Dhaka1, Marek Molnár2, Scott C. Mueller3,David L. Runner3 and Colin C. Tomazin3
United States Steel Corporation
1Research and Technology Center, Munhall, PA, U.S.A.
2United States Steel Europe Research, Košice, Slovak Republic
3U. S. Steel Gary Works, Gary, IN, U.S.A.
12.05 The Control of Cleanness
John Campbell
University of Birmingham, United Kingdom
12.35 Lunch
Room A
Calcium in Clean Steel Making
Chairman: R. Fandrich, VDEh Steel Institute, Germany
14.00 Ca in Steel - A Foe or Friend
P. Kaushik, ArcelorMittal Global R&D
K. Ahlborg, ArcelorMittal Cleveland
14.20 Experimental and Numerical Study of Calcium Treatment of Steel
H. Priyadarshi (ArcelorMittal/Ecole Centrale Nantes)
B. Boissiere, J. Lehmann, P. Gardin (ArcelorMittal)
L. Silva (Ecole Centrale Nantes)
14.40 Coupling of CFD and Thermodynamic Equilibrium Calculations for the Simulation of Inclusion Modification by Ca Treatment in a Gas Stirred Ladle
Edgar Castro, Alexandre Carré, Sébastien Gerardin (Affival S.A.S R&D Innovation , Solesmes, France)
Jean-Pierre Bellot, Alain Jardy (Institut Jean Lamour, Nancy, France)
Benjamin Boissiere, Jean Lehmann, Pascal Gardin (ArcelorMittal Maizieres Research, France)
15.00 Influence of Calcium Addition on Modification of Alumina Inclusions
Muhammad Nabeel, Keyan Miao and Neslihan Dogan
Materials Science and Engineering McMaster University, Hamilton, ON, Canada
15.20 Coffee break
15.50 Modification of Non-Metallic Inclusions in Stainless Steel by Ca Treatment for Improvement of Machinability
Hongying Dua, Andrey Karaseva, Olle Sundqvistb and Pär Jönssona
aKTH Royal Institute of Technology, Stockholm, Sweden
bSandvik Materials Technology AB, Sandviken, Sweden
16.10 Improvement of Castability of Low Carbon Aluminium Killed Steels and Injected with Highly Compacted Ferro-Calcium Wire
Fernando Velázquez, Injection Alloys Mexico
Francisco Ballesteros, Altos Hornos de México
n.a. 16.30 Calcium Treatment Using Ca-containing Si-Fe Alloy
Wen Yang1, Lifeng Zhang1 , Chao Li2
1. School of Metallurgical and Ecological Engineering, University of Science and Technology Beijing,
2. R&D Institute, HBIS Group Co., Ltd., Shijiazhuang, Hebei, China
16.50 Discussion

Room B
Continuous Casting
Chairman: Lifeng Zhang, University of Science and Technology Beijing, China
14.00 Improvement of Steel Cleanliness in Tundish Operations: Physical Modelling, CFD and Industrial Scale Validation
R. Mishra, Grad. student and D. Mazumdar,Professor
Ministry of Steel Chair, Department of Materials Sc. & Engg.,Indian Institute of Technology, Kanpur

14.20 Steel Cleanliness in Large Rolled Product Manufacturing from Jumbo Continuous Casted Product
A. Spadaccini, A. Col, G. Grèmeaux, O. Lebrun, Ch. Stocky
ABS Centre Mètallurgique, France

14.40 Relation of Inclusions and Segregations in Continuous Cast Ultrahigh-strength Steel
S. Koskenniskaa, H. Tervoa, A. Kaijalainena, T. Pikkarainenb, S. Mehtonenb, D. Portera, J. Kömia
aUniversity of Oulu, Finland
bSSAB Europe Oy, Raahe
15.00 Coffee break

15.30 Process and Product quality improvement using RHI MAGNESITAS GYRONOZZLETM
Martin Kumar 1, Gregor Arth 1, Yong Tang 1, Izaskun Alonso Ona 2, Juan Jose Laraudogoitia 2
15.50 Impact of non-metallic inclusions on steel castability of resulfurized grades
C. Capurro (Tenaris R&D, Argentina)
J. Beiza (TenarisTamsa, Mexico)
A. Bilancieri (Tenaris, Argentina)
A. Carranza (TenarisTamsa, Mexico)
C. Cicutti (Tenaris R&D, Argentina)

19 September (Wednesday)

Room A
Formation and Modification of Inclusions
Chairman: P. Scheller, Germany
9.00 Size Distribution Evolution of Inclusions in Aluminum Killed - Calcium Treated Steel During Steelmaking, Casting and Hot Rolling
SO. M. Adaba, R. J. O'Malley, M. Xu, L. N. Bartlett
Missouri S&T, USA
9.20 Simulation on Inclusion Formation during Solidification of Steel
D. You, S.K. Michelic and C. Bernhard
Montanuniversität Leoben, Austria
 n.a. 9.40 Transformation of Al2O3 Inclusion by the Reaction between MgO-based Refractory and Al-killed Molten Steel
Chunyang Liu, Motoki Yagi, Xu Gao, Sun-joong Kim, Fuxiang Huang, Shigeru Ueda, Shin-ya Kitamura
Department of Metallurgy, Graduate School of Engineering, Tohoku University, Japan
10.00 Coffee break

 n.a. 10.30 Effect of Surface Active Elements on Inclusions in Steel
L. Cheng, W. Yang, Y. Ren, L. Zhang
School of Metallurgical and Ecological Engineering, Beijing, China
 n.a. 10.50 Evolution of Non-Metallic Inclusions for Ti-Al complex Deoxidation Steel
Wan-Yi Kim and Woo-Yeol Cha
POSCO, Korea
11.10 Modification of Non-metallic Inclusions with Zr Additions in Creep Resistant Steel
Jaka Burja, Mitja Koležnik, Barbara Šetina Batič
Institute of Metals and Technology, Slovenija
11.30 On the Use of Aspect Ratio and Shape Factor in the Estimation of Inclusion Characteristics
T. Alatarvas, E.-P. Heikkinen, T. Antola, L. Määttä, T. Fabritius
University of Oulu, Finland
11.50 Discussion

12.10 Lunch

H. Xu, Y. Ren, L. Zhang
School of Metallurgical and Ecological Engineering, Beijing. China
14.20 Transfer of Calcium to Oxide Inclusions in Steel without Calcium Treatment
D. Kumar, S. Piva and P. C. Pistorius
Carnegie Mellon University, USA
14.40 Inclusion Evolution during Ladle Furnace Refining and Deformation
J. Yanan
Shougang Research Institute of Technology, China
15.00 Discussion
15.20 Coffee break

18.30 Departure for conferencia dinner

Investigation of Inclusions, Assessment of Cleanness
Chairman: P. Kaushik, ArcelorMittal Global R&D, USA
09.00 Overview of Cleanliness Assessment Techniques for Low Alloyed Steel Grade
A. Franceschini, F. Ruby-Meyer, F. Midroit, B. Diawara, S. Hans, T. Poulain, C. Trempont, E. Henault,
A.L. Rouffie

IRT M2P, France
09.20 Characterization of Non-Metallic Inclusions and Clusters in Steels by Using Different Modern Analytical Techniques
A. Karasev, D. Gorkusha, K. Grigorovich, P. G. Jönsson
KTH Royal Institute of Technology, Sweden
09.40 OES-PDA method for fast on-line analysis of the state of inclusions and cleanliness in liquid steel
Seppo Louhenkilpi1,3, Tuomas Antola2, Timo Fabritius3, Ari Jokilaakso1
1) Aalto University, Espoo, Finland
2) SSAB Europe, Raahe, Finland
3) Oulu University, Oulu, Finland
10.00 Characterization of Inclusions Populations Using the Generalized Pareto Distribution
M.C. Ckristian Luis Fernando Cruz Lumbreras and Dr. Martín Herrera Trejo
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional Unidad Saltillo, Mexico
10.20 Coffee break

10.40 The use of Scanning Electron Microscopy Coupled with Image Analysis to Follow the Evolution of Large Oxides during Soft Bubbling
B. Diawara, F.Ruby-Meyer, F. Midroit, M.L. Verac, L. Mangin, D. Flin, S. Evrard, F. Merchi
CREAS-Asco Industries, France
11.00 Classification of Non-metallic Inclusions via Computer Vision and Machine Learning
M. Abdulsalam, N. Gao, E. Holm, B. Webler
Carnegie Mellon University, USA
11.20 Fraction Gas Analysis Method for Oxide and Nitride Inclusions Control in Steels and its Applications for Optimization of Ladle Treatment Technology
R. V. Grigorovich
Baikov Institute of Metallurgy and Material Science Russian Academy of Sciences, Russia
11.40 Investigation of Large Rare Inclusions with Combination of Ultrasonic and Fatigue Tests
Andrei Chychko, Nicklas Reis, Stefan Sundin, Johanna Andre, Viktor Sehlstedt, Jonas Siljamaki
Erasteel Kloster AB, Sweden
Secondary metallurgy
Chairman: R. Vikman, Jernkontoret, Sweden
14.00 Effect of Horizontal Induction stirring on the Gas Flow Pattern in Ladle Process
Sailesh Kesavan1, Reza Safavi Nick2, Pooria Nazem Jalali2, Lidong Teng3, Hongliang Yang3, Johan Björkvall2, Jonas Alexis2
1) KTH Royal Institute of Technology, Division of Applied Process Metallurgy. Department of Material Science and Engineering, Stockholm, Sweden
2) Swerea MEFOS AB, Division of Casting and Flow Simulation, Department of Process Metallurgy, Luleå, Sweden
3) ABB AB/Metallurgy, Västerås, Sweden
14.20 Optimizing ladle refining performance during treating X65-pipeline dtructural steel melts
S. Elghazaly, K.Gyula, W.Elghazaly
CMRD, Egypt
14.40 The Formation and Behavior of CaO-Containing Inclusions in a Steel Melt during an LF-RH-TD Process of a Case-Hardening Steel
T. Yoshioka1,2), A. Karasev1), Y. Ohba2), P. G. Jönsson1)
1) KTH Royal Institute of Technology, Sweden
2) Sanyo Special Steel Co., Ltd., Japan
15.00 Improvement of cleanliness in high sulfur and high nitrogen steel
Wonjin Choi1), HaiGon Kim1), JoongBeom Lee1), SungIl Yang2), DongRyoul Min2), ChulHo Chang1)
1) Steelmaking Technical Development team, Technical Research Center, Hyundai Steel Company; Korea
2) Special Steel Steelmaking Department, Hyundai Steel Company; Korea
15.20 Valorisation and dissemination of technologies for measurement, modelling and control in secondary metallurgy
Reza Safavi Nick
Swerea MEFOS, Sweden
15.40 Mathematical modeling of the secondary steel treatment processes
O. A. Komolova*, K. V. Grigorovich**,
*- - National Investigation Technology University "MISIS", Moscow
** - Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences, Moscow
16.20 Discussion

18.30 Departure for conferencia dinner

20 September (Thursday)

Simulation and Model Calculation
Chairman: M. Réger, Óbuda University, Hungary
Chang Liu, Ying Ren, Lifeng Zhang
School of Metallurgical and Ecological Engineering, Beijing, China
 n.a. 9.20 Model Study on Dispersion Behavior in Density Stratified Flow
Norifumi Asahara, Tsuyoshi Yamazaki, Katsuhiro Fuchigami and Masafumi Zeze
Nippon Steel & Sumitomo Metal Corporation, Japan

  9.40 Discussion on the Characteristic of “Follow Performance” for Al2O3 Inclusions in Liquid Steel
Hongwei Pan ,Zhihong Tian, Xiaoxuan Deng, Chenxi Ji, Zhi Zeng, Tianxiang Yuan, Lijun Zhang
Shougang Research Institute of Technology, China

 n.a. 10.00 Control of Slag Carryover from BOF Vessel during Tapping: BOF Cold Model Studies
Ashok Kamaraj1, Gopi K Mandal1, Gour G Roy1,2
1Academy of Scientific and Innovative Research (AcSIR), CSIR-National Metallurgical Laboratory (CSIR-NML), Jamshedpur, India
2Indian Institute of Technology, Kharaghpur, India
10.20 Rolling of Artificial Defects in Sintered Steel
W. Tiekink, S. Verdier, L-J Pille, G. Abbel, S. Sinnema, P. de Vries*
Tata Steel R&D, Netherlands; * Tata Steel Technical, Netherlands
10.40 Discussion

11.00 Coffee break

Effect of Cleanness on Properties
Chairman: M. Réger, Óbuda University, Hungary
11.20 Detrimental Effect of Coarse Titanium-Niobium Nitrides on the Fracture toughness of the CGHAZ in a 500 MPa Arctic Offshore Steel
H. Tervo, S. Pallaspuro, A. Kaijalainen, D. Porter, J. Kömi
University of Oulu, Finland S. Mehtonen (SSAB Europe Oy, Finland)

11.40 The Role of Chemical Elements in the Magnetic and Mechanical Properties of Semi-finished Electrical Steels
A. Mucsi, A. Portász
ISD Dunaferr Co. Ltd., Hungary

12.00 Discussion

Closing Plenary Session
P. Tardy
OMBKE, Hungary
Room B
Chairman: S. Story, US Steel, USA
9.00 Steel Reoxidation in the Tundish: An Experimental and Thermodynamic Analysis
Pedro Cunha Alves, Julio Aníbal Morales Pereira, Vinicius Cardoso da Rocha, Wagner Viana Bielefeldt, Antônio Cezar Faria Vilela
Federal University of Rio Grande do Sul, Brasil
9.20 Ladle Opening: Evaluation of Oxygen Pick-up and its Requirements Regarding the Samples Collection and Preparation
M. Lionet, Ch. Deville-Cavellin
UGITECH SA, Centre de Recherches, France

Tae Sung Kim, Joo Hyun Park
Hanyang University, Korea
10.00 Discussion

10.20 Coffee break

Slags and fluxes
Chairman: S. Story, US Steel, USA
10.40   The Effect of Different Non-Metallic Inclusions on the Corrosion Resistance of Hot Rolled Steel for Oil-Pipeline
E. Sidorova, A. Karasev, D. Kuznetsov, A. Komissarov and P. G. Jönsson
KTH Royal Institute of Technology, Sweden
11.00   Obtaining a Sinter of the CaO-Al2O3 Type for its Use as a Precursor of a Synthetic Slag
P. J. Huazano Estrada, M. Herrera Trejo
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Mexico
11.20 Effect of ladle refining flux on the cleanliness of low carbon low alloy steel
Bo Zhang1, 3, Annelies Malfliet1, Rodrigo Lencina2, Muxing Guo1, Bruno Touzo2
1 Department of Materials Engineering, KU Leuven, Belgium
2 Kerneos - Imerys group, France
3 School of Metallurgy, Northeastern University, Shenyang 110819, China
11.40 Discussion

Closing Plenary Session
P. Tardy
OMBKE, Hungary
12.50 Closing remarks

(n.a. = Not available)

© Hungarian Mining and Metallurgical Society (OMBKE)