Steel Making
The Influence Of Size
The size of the piece influences the physical properties obta...
Carburizing By Gas
The process of carburizing by gas, briefly mentioned on page ...
Short Method Of Treatment
In the new method, the packed pots are
run into the case-har...
Vanadium
Vanadium has a very marked effect upon alloy steels rich in c...
The Care Of Carburizing Compounds
Of all the opportunities for practicing economy in the heat-t...
Typical Oil-fired Furnaces
Several types of standard oil-fired
furnaces are shown herew...
Oil-hardening Steel
Heat slowly and uniformly to 1,450 deg.F. and
forge thorough...
Optical System And Electrical Circuit Of The Leeds & Northrup Optical Pyrometer
For extremely high temperature, the optical pyrometer is
lar...
Gas Consumption For Carburizing
Although the advantages offered by the gas-fired furnace for ...
Temperatures To Use
As soon as the temperature of the steel reaches
100 deg.C. (...
Hints For Tool Steel Users
Do not hesitate to ask for information from the maker as to t...
A Satisfactory Luting Mixture
A mixture of fireclay and sand will be found very satisfactor...
Steel Worked In Austenitic State
As a general rule steel should
be worked when it is in the a...
Highly Stressed Parts
The highly stressed parts on the Liberty engine consisted of ...
Cutting-off Steel From Bar
To cut a piece from an annealed bar, cut off with a hack saw,...
Effects Of Proper Annealing
Proper annealing of low-carbon steels
causes a complete solu...
Using Illuminating Gas
The choice of a carburizing furnace depends greatly on the fa...
Air-hardening Steels
These steels are recommended for boring,
turning and planing...
Heavy Forging Practice
In heavy forging practice where the metal
is being worked at...
High-carbon Machinery Steel
The carbon content of this steel is above 30 points and is ha...