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Soldering + Brazing

Terms and Definitions OL question 4

TermDefinition
Alloy Mixture of at least two metals
Solder Mixture of lead and tin which melts at 180 degrees.
Silver Solder Also known has hard solder. Mix of copper, zinc and silver. It melts at approximately 650 degrees.
Brazing Melting brass to join other metals. The workpieces do not melt.
Soldering Iron Made of copper and heated with electricity to melt solder
Active Flux Cleans the joint. Prevents oxidation. Helps capillary action
Passive flux Used to solder Electronic components. It prevents oxidation and helps capillary action but does not clean the joint.
Tinning The first layer of solder put onto a soldering iron or workpiece
Sweating Using heat and pressure to fuse a joint together by remelting the solder with a torch
List materials that can be glued? Plastics, Foam,
List materials that can be Arc welded? 3mm thick steel or steel that is thicker than 3mm
List materials which can be riveted? Any sheet metal.
How is tinplate joined? soldering
How is sheet steel joined? Brazing, welding or soldering
How is acrylic joined? Glue
How is sheet aluminium joined? Pop rivets
How is thick steel joined? Welding
How is Sheet copper joined? Soldering
Soldering Melting solder to join metal. The work-pieces do not melt
Brass. Mixture of copper and zinc
Spelter Brass used for brazing. Also known as Muntz metal
Created by: Engineeringmcs