Manufacturing And Production Technology
During normalizing process of steel, the specimen is heated

Between the upper and lower critical temperature and cooled in furnace.
Above the upper critical temperature and cooled in still air.
Above the upper critical temperature and cooled in furnace.
Between the upper and lower critical temperature and cooled in still air.

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Manufacturing And Production Technology
The grooving is an operation of

Enlarging the end of a hole cylindrically
Beveling the extreme end of a workpiece
Embossing a diamond shaped pattern on the surface of a workpiece
Reducing the diameter of a workpiece over a very narrow surface

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