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Soldering + Brazing
Terms and Definitions OL question 4
| Term | Definition |
|---|---|
| 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 |