Heat treatment of iron-based components

Details Heat treatment of iron-based components Heat treatment of iron-based components

2006-01-24

2006-01-24

Sheehan, John P. (Department: 1742)

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

C148S122000, C419S010000, C419S029000, C419S035000, C419S037000, C419S064000

Reexamination Certificate

active

06989062

ABSTRACT:
The present invention concerns a method of improving the properties of powder metallurgically produced SMC compacted body consisting of a soft magnetic material of insulated powder particles and a lubricant, to a stress relieving heat treatment in a furnace until the component has reached a temperature of at least 400° C. in an oxygen containing atmosphere having a CO content is less than 0.25% by volume.

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AGA Gashandbok, vol., 1982, Kersti Ahlberg et al., “AGA Gashandbok”, p. 252 to p. 253, förlag: Almqvist & Wiksell Tryckeri AB.

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