Ok, but how about the argument?
Jim Merz Big Sur CA
-----Original Message----- From: classicrendezvous-bounces@bikelist.org [mailto:classicrendezvous-bounces@bikelist.org] On Behalf Of M-gineering Sent: Saturday, February 07, 2009 9:31 AM Cc: Classicrendezvous@bikelist.org Subject: Re: [CR] Rene Herse Ligtweight Record Bike
Jim Merz wrote:
Steel frames have a limit on how thin the tubing wall can
> be. I went into this in one of my other rants a few weeks ago. The ratio
of
> tube diameter to wall thickness should not go over 50/1.
nice rule of thumb for mild steel, 953 goes to 100:1 ;)
-- mvg
Marten Gerritsen
Kiel Windeweer
Netherlands