Title:
WELDING PROCESS
Document Type and Number:
Japanese Patent JPS53141155
Kind Code:
A
Abstract:
PURPOSE: To provide a welding process comprising, in carrying out D.C. welding, stretching a cap tire over the full length of an outer surface grooved part along the outer surface grooved end of the welding part, and causing an earth current to flow in the same direction as that of the welding current to carry out welding, thereby preventing generation of irregular beads.
Inventors:
TANAKA JINKICHI
WATANABE ITARU
SUZUKI MOTOAKI
WATANABE ITARU
SUZUKI MOTOAKI
Application Number:
JP5551677A
Publication Date:
December 08, 1978
Filing Date:
May 16, 1977
Export Citation:
Assignee:
NIPPON KOKAN KK
International Classes:
B21C37/08; B23K9/025; B23K9/08; (IPC1-7): B21C37/08; B23K9/08; B23K31/06