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Old September 10th 19, 02:39 AM posted to rec.bicycles.tech
AMuzi
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Posts: 13,447
Default Presta valve in a rim that was drilled for Schrader?

On 9/9/2019 5:16 PM, Frank Krygowski wrote:
On 9/9/2019 1:33 PM, Joerg wrote:
On 2019-09-09 08:15, Tanguy Ortolo wrote:
Chalo, 2019-09-09 08:21+0200:
I can't imagine what your objection could be, given that
Presta valves are inferior in every single possible way
to Schraeder valves, except for their diameter. Count
your blessings and use a better, less fault-prone tube.

I cannot agree with that. The small diameter of Presta
valves is one
significant advantage, ...



Yes, less compromise in the integrity and sturdiness of
the rim.


Does anyone have an incident where a valve hole caused a
failure in a rim?

A bike rim is in compression. Other stresses are small,
unless one hits a heck of a bump.


Correct.
The only rare cases of creases or cracks at the valve hole
are from extreme side loads in which the rim failed at any rate.

--
Andrew Muzi
www.yellowjersey.org/
Open every day since 1 April, 1971


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