What you are looking for as you apply the flame of your blow lamp torch onto the part to be annealed is the tell tale colors again.
Annealing brass sheet metal.
Hello i have a piece of brass sheet cu 60 zn 40 15cm x 8 cm x 4mm thick.
Annealing is a heat treatment process in which the sheet metal is altered on a molecular level altering its strength and hardness.
How to anneal brass.
It it possible to anneal it to get e a very soft malleable sheet.
What would be the annealling temp.
In furnace and is there any trick to get it very very soft kenching in water or alcool methanol thks by advance for every replies nathalie.
The inside of the oven must be large enough to allow air to circulate around the piece of metal.
The metal is heated above its recrystallization temperature maintained at this temperature and then cooled in a controlled environment.
For large pieces gas fired conveyor furnaces are used while car bottom furnaces are more practical for smaller pieces of metal.
When the brass starts to show a blackened color then is the time to quench it quickly before.