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Patent Searching and Data


Title:
METHOD OF JOINING ELECTRODE AND STUB IN REMELTING FURNACE
Document Type and Number:
Japanese Patent JP2012144753
Kind Code:
A
Abstract:

To provide a method of joining an electrode and a stub, which reduces misalignment between the electrode and the base line of the stub, generated when using welding upon attachment the stub to a consumable electrode used in a remelting furnace, and eliminates the need of changing procedures for each steel grade.

The method includes: calculating, from the outer diameter and length of the electrode 3, the weight of the electrode 3 and a moment to be applied to a joint surface of the stub 2; determining the diameter and number of bolts 10 from those values; providing an integrated flange 9 for attaching the bolts on a lower end surface 2b of the stub 2; fastening and joining, after forming screw holes on an upper end surface of the electrode 3, the stub 2 to the electrode 3 through a copper packing 8 by the bolts 10.


Inventors:
FUKUMOTO KEISUKE
Application Number:
JP2011001549A
Publication Date:
August 02, 2012
Filing Date:
January 06, 2011
Export Citation:
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Assignee:
SANYO SPECIAL STEEL CO LTD
International Classes:
C22B9/18; B22D23/10; C22B9/187; F27D11/08
Attorney, Agent or Firm:
Kenji Yokoi
Yokoi Satoshi