Patent
Flux-cored welding wire and method for arc overlay welding using the same
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TLDR
In this paper, the flux-cored welding wire for gas shielded arc welding including flux filled up in an outer sheath and using pure Ar as a shielding gas contains, as percentage to the total mass of the flux cored wire, C: 0.20 mass % or below, Si: 15.00 mass %, Mn: 20.0-50.0 mass % with the remainder being Fe and inevitable impurities.Abstract:
To provide a flux-cored welding wire and a method for arc overlay welding attaining excellent weldability and low dilution ratio and obtaining a weld bead excellent in corrosion resistance in overlay welding using the flux-cored welding wire having an advantage of high deposition rate and deposition efficiency. The flux-cored welding wire for gas shielded arc welding including flux filled up in an outer sheath and using pure Ar as a shielding gas contains, as percentage to the total mass of the flux-cored welding wire, C: 0.20 mass % or below, Si: 15.00 mass % or below, Mn: 20.00 mass % or below, P: 0.0500 mass % or below, S: 0.0500 mass % or below, and Cr: 15.0-50.0 mass %, with the remainder being Fe and inevitable impurities.read more
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Pure Ar gas shielded welding MIG flux-cored wire and MIG arc welding method
TL;DR: In this paper, a pure Ar-MIG welding wire for welding steel according to the present invention is formed of a flux-cored wire, which is formed in the manner that a formation formed by welding a carbon steel hoop into a pipe shape or a seamless pipe is used as an outer sheath, the inner sheath is filled with a flux, and a wire drawing process is performed.
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Hideo Hirai,Hiroyuki Iwamoto,Ikuo Kojima,Tadashi Okaniwa,Tsukasa Okazaki,Kentaro Sakata,Eiichi Yamamoto,Hiroshi Yamamoto,健太郎 坂田,郁夫 小島,寛 山本,栄一 山本,司 岡崎,匡史 岡庭,博之 岩本,秀夫 平井 +15 more
TL;DR: In this article, the problem of obtaining deep penetration TIG welding by using austenitic stainless steel for an outer shell, containing one or both of metal titanium and metal zirconium in the outer shell and/or in flux and containing a slag agent of a specified composition/specified condition in the flux and constituting the inner shell and the flux part left with one kind or more of specified elements and inevitable impurities was addressed.
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