Thermomagnetic apparatus for determining optimum heat treatment

Metallurgical apparatus – With control means responsive to sensed condition – With analyzer or computation means

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266 90, 266260, C21B 724

Patent

active

055975275

ABSTRACT:
The disclosure is of apparatus for determining the transformation characteristics of a metal alloy by treating the alloy to render it austenitic and then monitoring the isothermal decomposition of the austenite by measuring the magnetic change in the alloy.

REFERENCES:
patent: 4098624 (1978-07-01), Laird, Jr.
patent: 4105971 (1978-08-01), Nevalainen
patent: 4675057 (1987-06-01), Pfaffmann et al.
Buhr et al, Transformation Products in Cold-Worked Austenitic Manganese Sl, Transactions, American Society For Metals, vol. 49.
Mentser, Magnetic Analysis of Phase Changes Produced in Tempering a High Carbon Steel, Transactions, American Society For Metals, vol. 51.

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