Title:
VERTICAL NARROW GAP GAS SHIELDED ARC WELDING METHOD
Document Type and Number:
WIPO Patent Application WO/2017/098692
Kind Code:
A1
Abstract:
A welding wire containing 0.015 - 0.100% by mass REM and containing one or two elements selected from Se and Te at a total of 0.005 - 0.100% by mass is used for welding wire, and weaving criteria are appropriately controlled along with initial layer welding conditions, specifically welding torch angle and welding heat input.
Inventors:
KOZUKI SHOHEI (JP)
HAYAKAWA NAOYA (JP)
OI KENJI (JP)
HAYAKAWA NAOYA (JP)
OI KENJI (JP)
Application Number:
PCT/JP2016/004969
Publication Date:
June 15, 2017
Filing Date:
November 25, 2016
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
B23K9/173; B23K9/02; B23K33/00; B23K35/30
Domestic Patent References:
WO2015186544A1 | 2015-12-10 |
Foreign References:
JP2001071143A | 2001-03-21 | |||
JP2005169414A | 2005-06-30 | |||
JPH10118771A | 1998-05-12 | |||
JPS4722860A | 1972-09-10 |
Attorney, Agent or Firm:
SUGIMURA, Kenji (JP)
Download PDF: