Title:
THERMOMECHANICAL TREATING METHOD FOR MARAGING STEEL
Document Type and Number:
Japanese Patent JPS5410221
Kind Code:
A
Abstract:
PURPOSE: To partially vary the lengthwise elastic modulus E of a maraging steel plate by subjecting the plate to soln. heat treatment and plastic working; holding one side at the soln. heat treatment temp. while cooling the other side;aging the whole plate; and air cooling it.
Inventors:
UMEZAWA SADAO
MASUMOTO TSUTOMU
MASUMOTO TSUTOMU
Application Number:
JP7554577A
Publication Date:
January 25, 1979
Filing Date:
June 27, 1977
Export Citation:
Assignee:
HITACHI LTD
International Classes:
C21D6/00; C21D8/02; (IPC1-7): C21D6/00