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Introduction Of Carbon
The matter to which these notes are primarily directed is the...

Leeds And Northrup Optical Pyrometer
The principles of this very popular method of measuring tempe...

Placing Of Pyrometers
When installing a pyrometer, care should be taken that it re...

The Electric Process
The fourth method of manufacturing steel is by the electric f...

Double Annealing
Water annealing consists in heating the piece, allowing it to...

The Pyrometer And Its Use
In the heat treatment of steel, it has become absolutely nece...

Restoring Overheated Steel
The effect of heat treatment on overheated steel is shown gra...

Annealing Method
Forgings which are too hard to machine are put in pots with ...

Heat Treatment Of Steel
Heat treatment consists in heating and cooling metal at defin...

Crucible Steel
Crucible steel is still made by melting material in a clay or...

Sulphur
Sulphur is another impurity and high sulphur is even a greate...

Heating
Although it is possible to work steels cold, to an extent de...

Heat Treatment Of Gear Blanks
This section is based on a paper read before the American Gea...

The Forging Of Steel
So much depends upon the forging of steel that this operation...

Affinity Of Nickel Steel For Carbon
The carbon- and nickel-steel gears are carburized separately...

Making Steel Balls
Steel balls are made from rods or coils according to size, st...

Properties Of Steel
Steels are known by certain tests. Early tests were more or l...

Protective Screens For Furnaces
Workmen needlessly exposed to the flames, heat and glare from...

Application Of Liberty Engine Materials To The Automotive Industry
The success of the Liberty engine program was an engineer...

Flange Shields For Furnaces
Such portable flame shields as the one illustrated in Fig. 1...



Oil-hardening Steel






Category: THE FORGING OF STEEL

Heat slowly and uniformly to 1,450 deg.F. and
forge thoroughly. Do not under any circumstances attempt to harden
at the forging heat. After cooling from forging reheat to about
1,450 deg.F. and cool slowly so as to remove forging strains.





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Previous: Carbon Tool Steel



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