---------------------- multipart/mixed attachment Jim, Joe, etc, I figured Joe meant something other than 3/32, but since it's been addressed... As a quick expedient, how about just calculating the moment of inertia (I) for the various cross sections as an indication of their relative stiffness, and cross sectional area as an indication of weight? circle D 0.25 I 0.0001914 Area 0.0490875 Area/I 256.45714 I/Area 0.0038993 hex flat D 0.2429 I 0.0001915 Area 0.0488523 Area/I 255.16001 I/Area 0.0039191 hex edge D 0.2377 I 0.0001915 Area 0.0467831 Area/I 244.24221 I/Area 0.0040943 square D 0.2189 I 0.0001913 Area 0.0479172 Area/I 250.43194 I/Area 0.0039931 Ron N ---------------------- multipart/mixed attachment --- Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.538 / Virus Database: 333 - Release Date: 11/10/2003 ---------------------- multipart/mixed attachment--
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