Go Back  Bike Forums > Search Forums
Reload this Page >

Search Results

Notices
Search: Posts Made By: marcow
Showing results 1 to 6 of 6
Search took 0.00 seconds.
Forum: Framebuilders
01-06-21, 11:21 AM
Replies: 13
Views: 962
Posted By marcow

Not too much reaming. (not more than 0.05 mm that...

Not too much reaming. (not more than 0.05 mm that I can measure)
But it is strange that I measure 1.4 mm on one side, that is supposed to be 0.9 mm.
Somehow the internal diameter is off center.
Forum: Framebuilders
01-06-21, 11:17 AM
Replies: 13
Views: 962
Posted By marcow

That's what we tought at frame nr 1.(the green...

That's what we tought at frame nr 1.(the green one) It was a normal frame, that was locally converted with a Pinion bridge. The welder admitted that he might have bended the tube a little to make it...
Forum: Framebuilders
01-06-21, 09:10 AM
Replies: 13
Views: 962
Posted By marcow

https://cimg4.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg4.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1325/img_5026_11d081201b53b5a4ca3ae668afdcec318cf34467.jpg
Mystery almost solved. Bad tube.
Wall thickness varies from 0.47 to 1.4 mm
Forum: Framebuilders
01-06-21, 08:34 AM
Replies: 13
Views: 962
Posted By marcow

It's a 300 mm seatpost. And it ends at the crack.

It's a 300 mm seatpost. And it ends at the crack.
Forum: Framebuilders
01-06-21, 05:44 AM
Replies: 13
Views: 962
Posted By marcow

Here's one from last year. Same tube and...

Here's one from last year.
Same tube and material. Shim was used with a Thudbuster seatpost.
The crack is at 80 mm from the top. This is the shim length....
Forum: Framebuilders
01-06-21, 05:08 AM
Replies: 13
Views: 962
Posted By marcow

cracked seattube

Hi,

I have a couple of cracked seattubes of our frames in the last couple of years. The first two had a shim inside, so we blamed it on the shim. But this week we got another one without a shim....
Showing results 1 to 6 of 6


 
Forum Jump

Contact Us - Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service - Do Not Sell My Personal Information -

Copyright 2021 MH Sub I, LLC dba Internet Brands. All rights reserved. Use of this site indicates your consent to the Terms of Use.