Changes

==Processes==

==Processes==

[[File:Brazing and soldering processes - AWS A3.0 2001.svg|thumb|right|300px|Brazing and soldering processes [[classification chart]]<ref>AWS A3.0:2001, Standard Welding Terms and Definitions Including Terms for Adhesive Bonding, Brazing, Soldering, Thermal Cutting, and Thermal Spraying, American Welding Society (2001), p. 118. {{ISBN|0-87171-624-0}}</ref>]]

[[File:Brazing and soldering processes - AWS A3.0 2001.svg|thumb|right|300px|Brazing and soldering processes]]

There are three forms of soldering, each requiring progressively higher temperatures and producing an increasingly stronger joint strength:

There are three forms of soldering, each requiring progressively higher temperatures and producing an increasingly stronger joint strength:

# soft soldering, which originally used a tin-lead [[alloy]] as the filler metal

# soft soldering, which originally used a tin-lead [[alloy]] as the filler metal