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1. WO2015099219 - ULTRAHIGH-STRENGTH GAS METAL ARC WELDED JOINT HAVING EXCELLENT IMPACT TOUGHNESS, AND SOLID WIRE FOR PRODUCING SAME

Publication Number WO/2015/099219
Publication Date 02.07.2015
International Application No. PCT/KR2013/012149
International Filing Date 24.12.2013
IPC
B PERFORMING OPERATIONS; TRANSPORTING
23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
K
SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
35
Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
22
characterised by the composition or nature of the material
24
Selection of soldering or welding materials proper
30
with the principal constituent melting at less than 1550°C
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
08
containing nickel
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
18
containing chromium
B23K 35/30 (2006.01)
C22C 38/08 (2006.01)
C22C 38/18 (2006.01)
CPC
B23K 35/3066
B23K 35/3073
B23K 9/173
C22C 38/001
C22C 38/002
C22C 38/02
Applicants
  • 주식회사 포스코 POSCO [KR/KR]; 경상북도 포항시 남구 동해안로 6261 (괴동동) (Goedong-dong) 6261, Donghaean-ro Nam-gu, Pohang-si Gyeongsangbuk-do 790-300, KR
Inventors
  • 정홍철 JEONG, Hong-Chul; KR
  • 이동렬 LEE, Dong-Ryeol; KR
  • 김극 KIM, Geug; KR
Agents
  • 특허법인 씨엔에스 C&S PATENT AND LAW OFFICE; 서울시 강남구 언주로 30길 13 대림아크로텔 7층 7th Floor, Daelim Acrotel 13 Eonju-ro 30-gil Gangnam-gu, Seoul 135-971, KR
Priority Data
10-2013-016319224.12.2013KR
10-2013-016319324.12.2013KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) ULTRAHIGH-STRENGTH GAS METAL ARC WELDED JOINT HAVING EXCELLENT IMPACT TOUGHNESS, AND SOLID WIRE FOR PRODUCING SAME
(FR) RACCORD SOUDÉ À L'ARC SOUS PROTECTION GAZEUSE À ULTRA HAUTE RÉSISTANCE PRÉSENTANT UNE EXCELLENTE ENDURANCE À L'IMPACT, ET MÉTAL D'APPORT EN FIL PLEIN POUR PRODUIRE LEDIT RACCORD
(KO) 충격인성이 우수한 초고강도 가스메탈 아크 용접이음부 및 이를 제조하기 위한 솔리드 와이어
Abstract
(EN)
The present invention relates to a gas metal arc welded joint, which can be obtained by the gas metal arc welding (GMAW) of high-strength steel used in heavy equipment, construction machinery, offshore structures, constructions, bridges, line pipes, and the like, and to a gas metal arc welding solid wire for producing same.
(FR)
La présente invention concerne un raccord soudé à l'arc sous protection gazeuse qui peut être obtenu par soudage à l'arc sous protection gazeuse (GMAW) d'acier de haute résistance utilisé dans du matériel lourd, des machines de construction, des structures offshore, des constructions, des ponts, des tubes de canalisation, et similaires, ainsi qu'un métal d'apport en fil plein pour soudage à l'arc sous protection gazeuse pour produire ledit raccord.
(KO)
본 발명은 중장비, 건설기계, 해양구조물, 건축, 교량, 라인파이프 등에 사용되는 고강도 강재에 대하여 가스메탈 아크 용접(GMAW) 함으로써 얻을 수 있는 가스메탈 아크 용접이음부(Gas-Metal Arc Welded Joint) 및 이를 제조하기 위한 가스메탈 아크 용접용 솔리드 와이어에 관한 것이다.
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