Kurt Sperry wrote:
> Wouldn't seamed and unseamed tubing- assuming both are properly made of
> identical material and of the same physical dimensions- yield tubesets of
> identical properties?
>
> The preference for seamless tubing dates back to before the technology for
> properly making seamed pipes. Or so I was told years ago.
Cheap seamed tubing can have a propensity to separate or rust at the seam. It wasn't until the early 1980s that decent seamed, butted tubing became available for bicycles (True Temper, Reynolds 501, Columbus Aelle, Ishiwata 026, etc.).
--
John Thompson (john@os2.dhs.org)
Appleton WI USA