Cast cold rolling roll

Details Cast cold rolling roll Cast cold rolling roll

1981-10-29

1984-03-13

Skiff, Peter K.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

148 3, 148127, 428685, 29132, C21D 938, B21B 2702

Patent

active

044367910

ABSTRACT:
The composite bimetallic roll for cold rolling obtained by casting comprises a heart metal constituted by a nodular or lamellar cast iron and a case metal constituted by a steel having a chromium content of 8 to 16% and a carbon content of 0.65 to 0.95%. The chromium/carbon ratio is between 11 and 16 and the structure of the case metal is martensitic with a content of residual austenite of less than 10%.

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