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Discussion; “The non-conservatism of the weibull function when applied to the statistics of fracture toughness,” by D.J. Neville

✍ Scribed by A. Pineau; F. Mudry


Book ID
104614357
Publisher
Springer Netherlands
Year
1989
Tongue
English
Weight
262 KB
Volume
39
Category
Article
ISSN
1573-2673

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✦ Synopsis


In a recent publication Neville discussed recent models proposed for the distribution of fracture toughness which are based on the Weibull statistics. He emphasized the fact that these models are potentially dangerously non-conservative. In this paper Neville referred essentially to three Weibull based models [1][2][3]. He attempted to show that the new statistical function that he proposed recently [4], which is not based on Weibull statistics, gives a better fit to the experimental data obtained on three steels, one ceramic material, and one powder-filled epoxy resin: see also [5]. The present authors presented a few years ago, before Wallin [2] and Slatcher [3] a model for cleavage fracture of a bainitic steel (A508 steel), which was also based on the Weibull statistics [1,6]. Recently this model has been developed to some extent [7,8]. This is the reason why in this short note we would like to make additional comments on the statements made in Neville's publication.


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Response: Discussion of “The non-conserv
✍ D. J. Neville 📂 Article 📅 1989 🏛 Springer Netherlands 🌐 English ⚖ 271 KB

Pineau and Mudry have provided some interesting points of discussion to a recent paper\*\*. The present note offers some further discussion of the points raised. Statistical evidence is presented that the new two-parameter function of the present author [1] does indeed fit the data which has already