Program of the 142nd ISIJ Meeting (September 22-24, 2001)
Discussion Session Only (Program;PDF)

High Temperature Processes
Microstructure and Properties of Materials
Program of General Presentation


Current Advance in Materials and Process, Vol.14 ,No.4

High Temperature Processes

Recent Progress on the Prolongation Technology of Blast Furnace Campaign Life and Future Subjects

01  Recent progress and prospect of the technology for prolonging campaign life of blast furnace H.Kamano …746

02  Idea of blast furnace life improvement under high production operation A.Shinotake …750

03  The technique developing and subject in future for polongation of blast furnace life Y.Matsui …754

04  Development of cast copper cooling stave and its applying to blast furnace H.Tsukiji …758

05  Longevity method of herath brick and control of metal flow in blast furnace hearth Y.Sawa …762

06  The phenomena in blast furnace hearth and hints for furnace life extension T.Inada …766

07  Molten iron flow and brick protecting technology at blast furnace hearth Y.Tomita …770

 

Multi-phase Flow Phenomena in Iron and Steel Making Processes

08 Modeling of turbulent agglomeration of inclusion particles in liquid metal T.Nakaoka …774

09 Slip velocity of inclusion particle in turbulently agitated liquid steel S.Shimasaki …778

10 Behavior of inclusion coagulation in a vessel with natural convection based on CFD T.Ishii …782

11 Fine bubble formation through swirling flow in container M.Iguchi …785

12 Cold model experiments on mold powder entrapment in continuous casting mold J.Yoshida …789

13 Molten steel flow driven by linear induction motor K.Okazawa …793

14 Multi-phase flow phenomena in blast furnace K.Takatani …797

15 Experimental study on Gas,solid and liquid multiphase flow characteristics in two-dimensional cold
   model for dripping zone of a blast furnace H.Kawabata …801

 

Application of New Sensing Technologies to Steelmaking Processes

16 New trends of sensors from process control to quality control K.Katogi …805

17 Rapid analysis of steel by inductively coupled plasma-atomic emission spectrometry with laser ablation
   solid sampling Y.Ishibashi …809

18 Development of analysis method for particle size distribution and chemical composition of oxides in
   steel by optical emission spectroscopy W.Tanimoto …813

19 Rapid evaluation of inclusions in steel with the use of cold crucible H.Kondo …817

20 Development of machine diagnosis system in continuous casting process M.Tokuda …820

21 Diagnostic technique for secondary cooling nozzle in slab continuous casters T.Ozato …824

22 Inclusions detection in molten metals by focused ultrasounds I.Ihara …828

23 Direct generation of compression waves in a liquid metal using a lorentz force K.Iwai …829

24 Laser measurement of interaction between particles and velocity on steel melt surface K.Nakajima …833

25 Measurements of bubble and liquid flow characteristics in molten metal bath M.Iguchi …835

26 Observation of solidification behaviour by using X-rays H.Yasuda …839

 

 

Current Advance in Materials and Process, Vol.14 ,No.6

Microstructure and Properties of Materials

Material and Application Technology for Weight Reduction of Automobile

27 Characteristics of high strength low alloyed TRIP sheet steels with annealed martensite matrix K.Sugimoto …1086

28 Development of 980N/mm2 class ultra high strength steel suitable for mechanical joining K.Hasegawa …1090

29 FEM analysis of crashworthiness of hot-rolled sheet steel with excellent strain-age hardenability J.Hiramoto …1094

30 Effects of work and bake hardening on deformation behavior of steels at high strain rates M..Takahashi …1098

31 Improvement in crashworthiness of sheet steel members by high strength steels and fabrication
   processes N.Kojima …1102

32 Press forming techniques of high strength steel sheets J..Iwaya …1106

 

Cementite and its Application in Steels

33 Production and characterization of bulk cementite M.Umemoto …1110

34 Refinement of cementite dispersion and change in mechanical property of high-carbon steels by
   alloying element addition T.Furuhara …1114

35 Lamellar structure of Fe-Al-C alloys K.Ishida …1118

36 Structural control of pearlite transformation and carbide precipitation by magnetic field H.Ohtsuka …1119

37 High resolution electron microscopy study of cementite in tempered martensite T.Hara …1121

38 Microstructures of severely deformed two-phase alloys(Comparison with heavily-drawn pearlitic steel
   wire) K.Hono …1123

39 Residual stress and plastic deformation behavior in pearlite steels studied by neutron diffraction Y.Tomota …1124

40 Strain hardening design for low carbon ultrafine-grained steels with dispersion of cementite particles A.Ohmori …1128

41 Mechanical properties of Fe-C alloys with ultra-fine grained ferrite+cementite structure through
   mechancal milling treatment H.Hidaka …1132

42 Precipitation behavior of cementite and toughening by short time induction tempering of Si-Cr spring
   steel K.Kawasaki …1136

 

Structural Control of Steels and their Properties Starting from Solidification

43 Heterogeneous nucleus of spheroidal graphite and growth H.Nakae …1140

44 Continuously cast 0.1 mass %C steels with high phosphorus:microstructural design and control O.Umezawa …1141

45 Role of microstructures and defects in fatigue strength Y.Murakami …1143

46 Super high strengthening sintered low alloy steels by utilizing segregation of alloy elements H.Miura …1147

47 Refinement of austenitic grain size by precipitated particles or dynamic recrystallization in as-casted
   steels C.Ouchi …1151

48 Variation of ferrite grain structure by changing austenite grain size and strain S.Torizuka …1155

49 Microstructure control in tandem hot strip rolling with heavy reductions-A present situation and
   future development R.Kurahashi …1157