Great advancement has been made in the heat treating and hardening of gears.

Much of the heat treating, the grinding, and the choice of steels was done almost by folklore.

For a week the business has struggled on heat treating its water and milk; which has doubled costs and halved its income.

Heating steel at even moderate temperature is liable to coarsen the grain which can only be restored by forging or by heat treating.

Instead of applying that beveled edge, it'll appear with a beveled edge on it, instead of heat treating, it will arrive heat treated.

Heat treating is a process of heating and cooling your material to bring out the optimal characteristics.