Metal treatment – Process of modifying or maintaining internal physical... – Heating or cooling of solid metal
Patent
1993-10-13
1994-11-22
Yee, Deborah
Metal treatment
Process of modifying or maintaining internal physical...
Heating or cooling of solid metal
148654, 148579, C21D 800, C21D 900
Patent
active
053665686
ABSTRACT:
A method of producing primarily tempered martensite steel comprising the steps of cutting low carbon--high manganese steel into usable size pieces, shaping the pieces without surface fraction of the pieces, heating the pieces to approximately 1650.degree. F. and quenching the pieces in water before the pieces cool below approximately 1475.degree. F.
REFERENCES:
patent: 3944442 (1976-03-01), Donachie
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