PREPARATION OF COMPOSITE ROLL BY WELDING

Title:

PREPARATION OF COMPOSITE ROLL BY WELDING

Document Type and Number:

Japanese Patent JPS53131250

Kind Code:

A

Abstract:

PURPOSE: To manufacture the composite roll without having the weld defect, by making the core material by electroslag fusion method and successively carrying out overlay welding of the surface part by electroslag welding method, after cooling to a fixed temperature slowly.

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Inventors:

SATOU AKIRA
OGURA SATOSHI
WACHI HIROSHI
ASHITA EIJI

Application Number:

JP4569777A

Publication Date:

November 15, 1978

Filing Date:

April 22, 1977

Export Citation:

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Assignee:

HITACHI LTD

International Classes:

B22D19/00; B23K25/00; (IPC1-7): B22D19/08; B23K25/00

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