RIVETS of various materials (round, square, flat)
Explanation and drawing of the different kinds of bands and of some examples necessary for their realisation.
Explanation and drawing of the different tools used for the realisation of the various kinds of bands.
Realisation, thanks to useful examples, of a band fabricated by putting together two or more distinct elements.
Explanation and drawing of the union of some usable profiles achieved by linking them together.
The students will have to fabricate them with the teacher’s help.
WEDGES OR CHOCKS
BOILING AS A WELDING TECHNIQUE
Explanation and drawing of the various kinds of preparations of the elements needed for the welding of distinct pieces by boiling.
The teacher will give examples to illustrate the welding of two or more elements (the materials will reach the same fusing temperature and then will be united by hammering).
The students will then carry out the same welding exercises.