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Steel Making

Annealing
ANNEALING can be done by heating to temperatures ranging from...

Annealing
There is no mystery or secret about the proper annealing of d...

Molybdenum
Molybdenum steels have been made commercially for twenty-five...

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

Temperatures To Use
As soon as the temperature of the steel reaches 100 deg.C. (...

Protectors For Thermo-couples
Thermo-couples must be protected from the danger of mechanica...

Hardening High-speed Steels
We will now take up the matter of hardening high-speed steels...

The Modern Hardening Room
A hardening room of today means a very different place from ...

Heat-treating Department
The heat-treating department occupies an L-shaped building. ...

The Quenching Tank
The quenching tank is an important feature of apparatus in c...

Compensating Leads
By the use of compensating leads, formed of the same materia...

Instructions For Working High-speed Steel
Owing to the wide variations in the composition of high-speed...

Correction By Zero Adjustment
Many pyrometers are supplied with a zero adjuster, by means ...

The Theory Of Tempering
Steel that has been hardened is generally harder and more br...

Placing The Thermo-couples
The following illustrations from the Taylor Instrument Compan...

Effect Of Different Carburizing Material
[Illustrations: FIGS. 33 to 37.] Each of these different p...

Brown Automatic Signaling Pyrometer
In large heat-treating plants it has been customary to mainta...

Manganese
Manganese adds considerably to the tensile strength of steel,...

Correction For Cold-junction Errors
The voltage generated by a thermo-couple of an electric pyrom...

Take Time For Hardening
Uneven heating and poor quenching has caused loss of many ve...
















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