Mechanics of modern test methods and quantitative-accelerated testing for hydrogen embrittlement

W. Dietzel*, A. Atrens, A. Barnoush

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

22 Citations (Scopus)

Abstract

Appropriate methods of testing are a key element in the prevention of hydrogen embrittlement (HE) of high performance metals in energy systems in gaseous hydrogen environments. A range of test methods, which are based on monotonic loading, is available to screen out materials which are susceptible to HE and to quantitatively predict long-term service behavior. This chapter describes some of these methods, including those of nano-mechanical testing, and comments on their advantages and disadvantages. An outlook is given regarding new developments of HE testing.

Original languageEnglish
Title of host publicationGaseous Hydrogen Embrittlement of Materials in Energy Technologies
Subtitle of host publicationThe Problem, its Characterisation and Effects on Particular Alloy Classes
PublisherElsevier Ltd
Pages237-273
Number of pages37
ISBN (Print)9781845696771
DOIs
Publication statusPublished - Jan 2012
Externally publishedYes

Keywords

  • Accelerated testing
  • Cohesive-zone modeling
  • Fracture mechanics approach
  • Nano-mechanical testing
  • Rising displacement test
  • Threshold stress intensity factor

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