International Organized Session

Microstructure and Properties of Materials

2006/9/18 Lecture Room 15
Recent progress of the study on edge corrosion of residential coated steel sheets

Chairperson:T.Shinohara(NIMS)
09:30∼09:40
          Opening remarks

09:40∼10:00
Int.01    Start of ISIJ research group on "Elucidation of mechanism of edge corrosion in prepainted steel sheets for building materials and development of life prediction method"
          JFE Galvanizing & Coating Co., Ltd. *H.Ishikawa · · ·   1102

10:00∼10:30
Int.02    (Invited Lecture)
          New aspects on the atmospheric corrosion of Zinc
          Royal Inst. of Tech. *Christofer Leygraf · · ·   1105

10:30∼10:50
Int.03   (Invited Lecture)
          Study on standardization of atmospheric corrosion resistance and corrosion resistance test methods for coated steel sheets -Exposure test results of coated steel sheets-
          *Y.Togawa, AIST S.Yajima , JWTC Y.Takane, JFE S.Fujita, Kobe Steel, Ltd. M.Iwai, Sumitomo Metal Industries, Ltd. M.Matsumoto · · ·   1106

Chairperson:H.Katayama(NIMS)
11:00∼11:20
Int.04    Model experiment of edge corrosion of coated steel sheets using multiple electrodes system
           Hokkaido Univ. *K.Azumi· K.Iokibe · · ·   1110

11:20∼11:40
Int.05    Monitoring of edge corrosion of coated steel sheets under wet and dry cyclic condition
           Tokyo Inst. of Tech. *A.Nishikata· I.Yanagita· T.Tsuru · · ·   1111

11:40∼12:00
Int.06    Sensor for evaluation of edge corrosion behavior
           NIMS *T.Shinohara · · ·   1114

Chairperson:T.Ohtsuka(Hokkaido Univ.)
13:00∼13:30
Int.07    (Invited Lecture)
           Atmospheric corrosion behaviors of zinc galvanized steel in tropical climate of Vietnam
           Institute of Material Science *Le Thi Hong Lien· Pham Thy san · · ·   1118

13:30∼13:50
Int.08    (Invited Lecture)
           Classification of the atmospheric corrosivity-Standards development in Japan-
           Yokohama National Univ. *Y.Ishikawa, NIMS A.Tahara, JWTC A.Ishige · · ·   1122

Chairperson:K.Azumi(Hokkaido Univ.)
14:00∼14:20
Int.09    Effect of anodic oxide film structure on corrosion protection of Al-Zn alloy coated steels
           Hokkaido Univ. *M.Sakairi· Y.Uchida(Present:Mitsubishi Heavy Industries,LTD.) · · ·   1124

14:20∼14:40
Int.10    Corrosion products on model cut edge surface of zinc-coated steels exposed in humidified air in the presence of NaCl participate
           Hokkaido Univ. *T.Ohtsuka· Y.Abe · · ·   1126

14:40∼15:00
Int.11    Cut edge corrosion of prepainted 55%Al-Zn and Zn coated steels
           Tohoku Univ. *I.Muto· T.Kaneko· N.Hara · · ·   1128

15:00∼15:20
Int.12    Morphology of corrosion products of the edge corrosion of residential coated steel sheets
           NIMS *A.Tahara· T.Aoyagi· T.Shinohara · · ·   803

15:20∼15:25
          Closing remarks