Re: Questions about the DH Comet

Date:         25 Sep 97 01:39:43 
From: (Gerard Foley)
Organization: The Greater Columbus FreeNet
References:   1 2 3 4 5 6
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John Wright (J& wrote:

: On 11 Sep 97 03:35:30 , in <airliners.1997.2157@ohare.Chicago.COM>,
: Gerard Foley wrote:
: >As a person working on endurance (fatigue) testing of materials (including
: >uranium as well as duralumin) in the period 1940-1945 I take issue with
: >the statement.  I believe poor calculation of stress raising, or
: >complete neglect of pressurization cycles as a source of fatigue
: >stress, was the reason for the fault.

: How much of your work was published in text books? By its very nature
: work on uranium and duralumin in that period would have been kept secret
: as part of the war effort and perhaps not available to people in the
: wider world of engineering - even maybe to aircraft companies in the UK
: like deHavilland, most famous during the war for producing wooden
: aircraft.

   It's quite true that results on uranium were not published (I don't
even know why it was thought to be significant!) but work on common
structural materials was widely published quite promptly.