Process for manufacturing a clad sheet which includes an abrasio

Details Process for manufacturing a clad sheet which includes an abrasio Process for manufacturing a clad sheet which includes an abrasio

1999-01-26

1999-12-07

Wyszomierski, George

Metal treatment

Process of modifying or maintaining internal physical...

Producing or treating layered, bonded, welded, or...

148534, C21D 802

Patent

active

059976659

ABSTRACT:
A block is produced by juxtaposition and joining of at least one plate made of tool steel and of at least one plate made from mild steel. The block is hot rolled and then it is cooled to a temperature below 200.degree. C. The rolled block is tempered at a temperature above 450.degree. C. after cooling. The clad sheet obtained includes a layer made of tool steel having a tempered martensitic structure and containing primary carbides and a fine dispersion of secondary carbides.

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Database WPIL Week 8313, Derwent Publications Ltd., London, GB; AN 83-30714K & JP-A-58-027860 (Nippon Piston Ring) Feb. 18, 1983.

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