Title:
IMPROVING GRAIN OF OVERHEAT AREA NEAR WELDING JOINT
Document Type and Number:
Japanese Patent JPS54136542
Kind Code:
A
Abstract:
An annealing device (6) is passed along a zone including an edge of the parent metal (2) adjacent the weld (3). The annealing device is then operated so as to temper and/or anneal and/or effect a reverse granulation of that edge of the parent metal.
Inventors:
HORUSUTO TSUERUYAAKU
YURUGEN SHIYUMITSUTO
DEIITAA PERUKOOFUAA
YURUGEN SHIYUMITSUTO
DEIITAA PERUKOOFUAA
Application Number:
JP4187479A
Publication Date:
October 23, 1979
Filing Date:
April 06, 1979
Export Citation:
Assignee:
KRAFTWERK UNION AG
International Classes:
C21D9/50; B23K31/00; (IPC1-7): B23K31/00; C21D9/50