Title:
FORGED PRODUCT FOR SCROLL MEMBER
Document Type and Number:
Japanese Patent JP2023009092
Kind Code:
A
Abstract:
To provide a forged product for a scroll member of which weight saving can be achieved while assuring a sufficient strength.SOLUTION: A forged product for a scroll member, which is made of an aluminum alloy, comprises: a base plate part 11; a spiral blade part 12 which is integrally projected on one face of the base plate part 11; and a housing part 13 which is projected on one face of the base plate part 11, and is so located as to cover an outer periphery of the blade part 12. Crystal grains, which constitute the vicinity of an outer peripheral surface of the housing part 13, is refined with respect to crystal grains which constitute the vicinity of an inner peripheral surface, and thus, a fine grain region R2 is formed near the outer peripheral surface of the housing part 13.SELECTED DRAWING: Figure 2
Inventors:
Kazutami Miyashita
Application Number:
JP2022173309A
Publication Date:
January 19, 2023
Filing Date:
October 28, 2022
Export Citation:
Assignee:
SHOWA DENKO K.K.
International Classes:
B21K1/36; B21J5/00; B21J5/02; B21J5/06; B21J13/02; F04C18/02
Attorney, Agent or Firm:
Yoshihito Shimizu
Hisayoshi Shimizu
Ken Takada
Hisayoshi Shimizu
Ken Takada
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