the.com/braze
Joining two metals with a third that surrenders to heat first.
means To bond metal pieces by melting a filler alloy between them at high temperature, without melting the parts themselves.
from From the old sense of brass and brazen, tied to working metal with fire — the filler was traditionally a brass-like alloy.
Not weldingBase metals stay solid; only filler melts.
Heat lineBrazing exceeds 840 degrees Fahrenheit, soldering stays below.
Capillary trickMolten filler is sucked into tight joints by physics.