Originally Posted by
MiloFrance
I read an article by an 'old' framebuilder saying silver braze gives better performance than bronze. If there's any truth to that, maybe it's that the initial clearance in the joint needs to be much tighter?
Brass is more tolerant of poor prep and looser clearances, but silver's lower temperature can mean a smaller heat-affected zone on the tubing. Silver also flows easier than brass, and done well requires less clean-up.