New answers tagged damage
2
votes
Spokes damaged by chain – should they be replaced?
Agree, from extensive experience, that even badly nicked spokes rarely break apart from at the contact point with the hub, or more commonly the head shears off. However the force to nick the spoke ...
- 21
1
vote
Spokes damaged by chain – should they be replaced?
Anecdotally, I've ridden plenty with spokes that looked like those, never had a break at that location, always at the nipple or right at the elbow, and more often on the non-drive side. Having said ...
- 211
1
vote
Spokes damaged by chain – should they be replaced?
Given the tradeoffs and the location of the damage, I'd agree with the suggestion to replace the spokes preemptively. However, I offer some further information below. This verges on overthinking the ...
- 24.1k
6
votes
Spokes damaged by chain – should they be replaced?
Really depends on how deep and sharp the scratches are.
Spokes have the highest stress at the J bend and at the nipple. So a straight spoke (same diameter everywhere) actually has unnecessary material ...
- 24.5k
9
votes
Spokes damaged by chain – should they be replaced?
If I'd seen that soon after the chain drop, I'd say replace as many of the most-damaged spokes you can as soon as practical.
However it has lasted for many thousands of kilometres so the damage may be ...
- 111k
12
votes
Spokes damaged by chain – should they be replaced?
Yes. Replace them. I had similar damage, perhaps slightly deeper, when some debris got caught in my rear derailleur and broke it. After 150km one spoke broke, followed by another two before I got home....
- 50.9k
18
votes
Spokes damaged by chain – should they be replaced?
It is likely damaged spokes will fail prematurely due to fatigue at the stress points caused by the damage. When that happens is anyone's guess, and the wheel may fail for other reasons beforehand.
It ...
- 44.7k
4
votes
Accepted
Bicycle fork fatigue test duration
The ISO standard will have all the requirements documented.
I suspect that it will be something like
A random selection of 5 out of every 10,000 forks must be subjected to bends alternating in the ...
- 111k
0
votes
Carbon Fibre Frame Paint Chip from Stuck chain
the BB area is usually very strong with much thicker layers compared to the rest of the frame, you do have alot of exposed fibers, you have to cover them up with UV resistant coating or the epoxy will ...
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