Hydrogen Trapping in Steels


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Table of contents

Hydrogen Trapping in Steels

Contents

Hydrogen embrittlement

Hydrogen Embrittlement

Slide 5

Hydrogen Trapping

Slide 7

Effective factors for trapping

Purpose of research

Slide 10

Diffusion-controlled growth in a ternary system (Fe-C-X)

Slide 12

Test steels for research

Example of calculations

Slide 15

Further work

Author: Shingo Yamasaki

E-mail: sy220@hermes.cam.ac.uk

Further information:
This material is reproduced with the permission of Shingo Yamasaki, University of Cambridge and The Nippon Steel Corporation, Japan

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References

  1. S. Yamasaki and T. Takahashi, "Evaluation method of delayed fracture property of high strength steels", Tetsu-to-Hagane 83 (1997) p.454-459
  2. S. Yamasaki and T. Takahashi, "Delayed fracture mechanism in high strength steels by acoustic emission source wave analysis", Tetsu-to-Hagane 83 (1997) p.460-465
  3. S.Yamasaki, T. Takahashi and T. Kobayashi, "Analysis of crack initiation and propagation process in delayed fracture by FRASTA (Fracture-surface Topography Analysis) method", Tetsu-to-Hagane 83 (1997) p.526-531
  4. S. Yamasaki, M. Kubota and T. Tarui, "Evaluation method for delayed fracture susceptibility of steels and development of high tensile strength steels with high delayed fracture resistance", Nippon Steel Technical Report 80 (1999) p.50-55