Flux cored wire for gas shielded arc welding and m

作者：WATANABE Kotaro | FUJIMOTO Hiroki | SAITO MASAYA | TOKUOKA RYO | CHIBA RYUTARO

申请者：NIPPON STEEL CORPORATION

发明人：WATANABE Kotaro | FUJIMOTO Hiroki | SAITO MASAYA | TOKUOKA RYO | CHIBA RYUTARO 年：2022,

语种：英语

公开国家：JP 国家：日本

专利申请号：JP2017186789 专利申请日期：2017-09-27

公开(公告)号：JP6988323B2 公开日期：2022-01-05

优先权号：JP2017186789 | 2017JP-0186789

分类号：B23K 35/368 20060101AFI20211220BHJP 国际主分类号：B23K 35/368 20060101AFI20211220BHJP 国际分类号：B23K-35/368 | B23K-35/30 CPC分类号：B23K-35/30 | B23K-35/30 | B23K-35/368 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08 | 4E08

法律状态：GRANTED

摘要： To provide a flux-cored wire for a gas shield arc-welding which is excellent in weld workability, can suppress clod crack and solidification crack, and can obtain weld metal having adequate hardness and toughness.SOLUTION: A flux-cored wire for a gas shield arc-welding contains: alloy contents which includes C:0.001-0.120%, Si:0.40-1.60%, Mn:1.5-2.5%, P:0.030% or less, S:0.030% or less, Cu:0.05-0.50%, Ti:0.04-0.30%, and Al:0.200% or less; fluoride of more than 0.**** and 0.300% or less; Si oxide of 0.01-0.40%; Na compound and K compound of 0.060-0.350% in total; and the balance consisting of Fe of one or more kinds of the steel shell, iron powder, and iron alloy powder with impurities.SELECTED DRAWING: None (From JP2019058938 A)