WORK ROLL FOR PRECEDING STAND OF ROW OF SIX-STAGE ROLLING MILL

Title:

WORK ROLL FOR PRECEDING STAND OF ROW OF SIX-STAGE ROLLING MILL

Document Type and Number:

Japanese Patent JPS5837154

Kind Code:

A

Abstract:

PURPOSE: To enhance the wear resistance and scratch retentivity of the resulting titled work roll by providing a specified composition consisting of C, Si, Mn, Cr and the balance essentially Fe.

CONSTITUTION: A work roll for a preceding stand of a row of a 6-stage rolling mill is manufactured with an Fe alloy material having a composition consisting of 1.0W1.4% C, 0.15W1.6% Si, 0.15W1.6% Mn, 6W16% Cr and the balance essentially Fe. The relation between C and Cr in the composition satisfies both relational inequalitiesI, II at the same time. The wear resistance and scratch retentivity of the roll can be enhanced.

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Inventors:

TAKASHIMA TAKAHIRO
MIZOGUCHI TAKATOO
OOTA SADAO

Application Number:

JP13642781A

Publication Date:

March 04, 1983

Filing Date:

August 31, 1981

Export Citation:

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Assignee:

KOBE STEEL LTD

International Classes:

B21B27/00; B21B13/14; C22C38/00; C22C38/18; (IPC1-7): B21B13/14; B21B27/00; C22C38/18

Attorney, Agent or Firm:

Aoyama

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