Article View: sci.materials
Article #9Re: fatigue of materials
From: PENELOPE E. SMITH
Date: Wed, 28 Oct 1992 22:36
Date: Wed, 28 Oct 1992 22:36
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In article <1992Oct27.183619.9796@vax.oxford.ac.uk>, roberts@vax.oxford.ac.uk wr ites: >-assisted subcritical crack growth. > >probably the reason for the demise in use of of glass bookshelves, >at least in damp (UK!) houses. Big elastic load - long time - moisture. >Cracks grow until SMASH - shards and books all over the place. > >Steve Roberts Question: Suppose I want to build glass bookcases anyway. How fast will those cracks grow? Can I make my shelves heavy enough, say, to last at least 100 years? Does it help to smooth the stress concentrations at the supports? -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Penelope E. Smith PS02@NS.CC.LEHIGH.EDU Department of Mathematics PS02@LEHIGH.BITNET Lehigh University Bethlehem, PA
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Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!iggy.GW.Vitalink.COM!cs.widener.edu!eff!sol.ctr.columbia.edu!destroyer!gumby!yale!yale.edu!jvnc.net!rutgers!netnews.upenn.edu!netnews.cc.lehigh.edu!ns1.cc.lehigh.edu!ps02 From: ps02@ns1.cc.lehigh.edu (PENELOPE E. SMITH) Newsgroups: sci.materials Subject: Re: fatigue of materials Message-ID: <1992Oct28.223610.203965@ns1.cc.lehigh.edu> Date: 28 Oct 92 22:36:10 GMT Organization: Lehigh University Lines: 19