Originally Posted by
georges1
Passoni and Cyfac welds frames in a chamber that is why they are so expensive. An AI didn't wrote it , I wrote it
Did you write this page as well, or just copy it word for word?
https://titaniumbicycles.wordpress.c...ng-techniques/
It has pictures of someone welding in the open, and a picture of a vacuum changer with no way for a welder to access it.
Passoni's website does mention a chamber large enough to work in.