click below
click below
Normal Size Small Size show me how
metalwork 1
| Term | Definition |
|---|---|
| Taper turning. | machining an angle along a round bar one end is thicker than the other end. |
| Tap and tap handle. | Used for cutting screws threads on the inside of a hole. |
| Stock and die. | Used for cutting a thread on the outside of a bar. |
| Dip coating. | Using heat to melt a layer of plastic power onto steel. |
| Counter sinking. | Putting an angle at the top of a hole so a screw will sit flush with the work piece. |
| Counter boring. | Putting a wider 90° hole at the top so a pan head screw or nut can sit flush with the work piece. |
| Thermoplastic. | A plastic that can change its shape when heated. |
| Thermosetting. | A plastic that cannot be re-shaped using heat. |
| Tanget. | A line that touches the outside of circle ate one point. |
| Soldering iron. | Used to melt solder when joining electronic components. |
| Aluminium. | Pure Metal. |
| Copper. | Pure Metal. |
| Tin. | Pure Metal. |
| Lead. | Pure Metal. |
| Zinc. | Pure Metal. |
| Iron. | Pure Metal. |