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Title:
METHOD FOR MANUFACTURING RING MADE OF Mn-Cu ALLOY
Document Type and Number:
Japanese Patent JP2006289394
Kind Code:
A
Abstract:

To provide a method which can economically manufacture a ring having excellent dimensional accuracy from an Mn-Cu alloy material.

In the method for manufacturing the ring from the Mn-Cu alloy material, the Mn-Cu alloy material is processed by cold forging, comprising swaging, forming, and punching so as to get a ring material, and then the ring material is processed by cold rolling to obtain the ring having a required size.


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JPS63215331METHOD FOR FORGING SERIES OF RING ROLL PREFORM AND FORGING MOLD THEREFOR
JPH07100209INDUSTRIAL APPLICABILITY: Large-diameter ring forging device
Inventors:
WATABE KENJI
KITAMURA YOICHIRO
TAKAHASHI TOMOYUKI
SATO NAOYA
YOSHIDA HIROAKI
Application Number:
JP2005110686A
Publication Date:
October 26, 2006
Filing Date:
April 07, 2005
Export Citation:
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Assignee:
DAIDO STEEL CO LTD
International Classes:
B21H1/06; B21J1/04; B21J5/00; C22C22/00; C22F1/16; C22F1/00
Attorney, Agent or Firm:
Hiromasa Iriyama



 
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