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1. 发明专利

PH12021550373A1 SOLID WIRE FOR GAS METAL ARC WELDING 未知
公开(公告)号：PH12021550373A1
公开(公告)日：2021-11-08
申请号：PH12021550373
申请日：2021-02-22
申请人： JFE STEEL CORP , KOBE STEEL LTD
发明人： TAKADA ATSUSHI , IZUMI DAICHI , ARAO RYO , KOZUKI SHOHEI , UEDA KEIJI , HAYAKAWA NAOYA , YAMASHITA KEN , HAN PENG
IPC分类号： B23K35/30
摘要： The present invention provides a solid wire that is for gas metal arc welding, that generates less fumes during welding, and that is suitable as a welding material for a high-Mn steel material. The solid wire for gas metal arc welding according to the present invention has a composition containing, in mass pcnt , 0.2-0.8 pcnt of C, 0.15-0.90 pcnt of Si, 17.0-28.0 pcnt of Mn, 0.03 pcnt or less of P, 0.03 pcnt or less of S, 0.01-10.00 pcnt of Ni, 0.4-4.0 pcnt of Cr, 0.01-3.50 pcnt of Mo, 0.0010 pcnt or less of B, and 0.12 pcnt or less of N, by mass, the remaining portion being Fe and unavoidable impurities. The solid wire optionally contains, as necessary, one or more selected from V, Ti, and Nb, and one or more selected from Cu, Al, Ca, and REM.

2. 发明专利

SG11202101711UA SOLID WIRE FOR GAS METAL ARC WELDING 未知
公开(公告)号：SG11202101711UA
公开(公告)日：2021-03-30
申请号：SG11202101711U
申请日：2019-04-01
申请人： JFE STEEL CORP , KOBE STEEL LTD
发明人： TAKADA ATSUSHI , IZUMI DAICHI , ARAO RYO , KOZUKI SHOHEI , UEDA KEIJI , HAYAKAWA NAOYA , YAMASHITA KEN , HAN PENG
IPC分类号： B23K35/30
摘要： Provided is a solid wire for gas metal arc welding, which has a small amount of fume during welding and is suitable as a welding material for high Mn steel materials. The wire has a chemical composition containing, in mass%, C: 0.2% to 0.8%, Si: 0.15% to 0.90%, Mn: 17.0% to 28.0%, P: 0.03% or less, S: 0.03% or less, Ni: 0.01% to 10.00%, Cr: 0.4% to 4.0%, Mo: 0.01% to 3.50%, B: less than 0.0010%, and N: 0.12% or less, with the balance consisting of Fe and inevitable impurities. It may contain at least one selected from V, Ti, Nb, Cu, Al, Ca and REM, if necessary. The wire has excellent manufacturability, can significantly suppress the amount of fume generated during gas metal arc welding, and can easily manufacture a weld joint having high strength and excellent impact toughness at cryogenic tem peratures.

3. 发明公开

KR20180031047A 수직 방향 협개선 가스 실드 아크 용접 방법 审中-公开
标题翻译：垂直窄间隙气保焊电弧焊方法
公开(公告)号：KR20180031047A
公开(公告)日：2018-03-27
申请号：KR20187006625
申请日：2016-11-24
申请人： JFE STEEL CORP
发明人： HAYAKAWA NAOYA , OI KENJI , KOZUKI SHOHEI
IPC分类号： B23K9/173 , B23K33/00 , B23K35/30
CPC分类号： B23K9/16 , B23K9/173 , B23K33/00 , B23K35/30
摘要： 초층용접조건, 특히용접토치각도나용접입열량, 위빙조건을적정하게제어하여, 초층용접에있어서의접합깊이를 20 ㎜이상 65 ㎜이하로함과함께, 최종층용접시에, 후강재에용접토치측으로부터후강재의개선의커버링재로서상진방향으로슬라이딩이동이가능한냉각판을대고, 용접토치상진이동에맞춰냉각판을상진이동시키면서용접을실시한다.
摘要翻译：在本发明中，适当地控制初始层焊接条件，特别是焊炬角度，焊接热量输入和编织标准，以在初始层焊中实现20-65mm的焊接深度，并且在最终层焊接中，在从焊炬侧向厚壁钢材上推压能够向上滑动的冷却板的同时进行焊接，作为厚钢材之间的间隙的覆盖材料，并且使焊炬向上移动而向上移动冷却板。

4. 发明公开

KR20180031046A 수직 방향 협개선 가스 실드 아크 용접 방법 审中-公开
标题翻译：垂直变窄改进气体保护弧焊方法
公开(公告)号：KR20180031046A
公开(公告)日：2018-03-27
申请号：KR20187006624
申请日：2016-11-25
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , HAYAKAWA NAOYA , OI KENJI
IPC分类号： B23K9/02 , B23K9/173 , B23K33/00 , B23K35/30
CPC分类号： B23K9/02 , B23K9/173 , B23K33/00 , B23K35/30
摘要： 용접와이어로서, REM 을 0.015 ∼ 0.100 질량% 함유하고, 또한 Se 및 Te 중에서선택한 1 종또는 2 종을합계로 0.005 ∼ 0.100 질량% 함유하는용접와이어를사용하여, 초층용접조건, 특히용접토치각도나용접입열량모두, 위빙조건을적정하게제어한다.
摘要翻译：作为焊丝，优选含有总量为0.005〜0.100质量％的REM和0.015〜0.100质量％的选自Se和Te中的1种或2种的焊丝，焊接热输入和编织条件都得到适当控制。

5. 发明申请

WO2014024365A8 SUBMERGED ARC WELDING METHOD, WELD JOINT FORMED BY THE WELDING METHOD, AND STEEL PIPE OR TUBE HAVING THE WELD JOINT 审中-公开
标题翻译：焊接方法，焊接方法焊接接头和焊接接头的钢管或管
公开(公告)号：WO2014024365A8
公开(公告)日：2014-10-16
申请号：PCT/JP2013003307
申请日：2013-05-24
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , ISHIGAMI ATSUSHI , HAYAKAWA NAOYA
IPC分类号： B23K9/18
CPC分类号： B23K33/004 , B23K9/18
摘要： A welding method for welding the upper surface side of a steel plate after welding the lower surface side thereof when butt welding is performed in submerged arc welding, wherein an angle (&thetas;1) which an upper surface side boundary straight line that connects a meeting point at which a fusion boundary line of a lower surface side weld metal and a fusion boundary line of an upper surface side weld metal intersect, and a first intersection point at which a first parallel line that passes a position at a distance of 5 mm from the meeting point toward the upper surface of the steel plate and is parallel to the upper surface and the fusion boundary line of the upper surface side weld metal intersect forms with a line perpendicular to the first parallel line is set to 15° or more, an angle (&thetas;2) which a lower surface side boundary straight line that connects the meeting point and a second intersection point at which a second parallel line that passes a position at a distance of 5 mm from the meeting point toward the lower surface of the steel plate and is parallel to the lower surface and the fusion boundary line of the lower surface side weld metal intersect forms with a line perpendicular to the second parallel line is set to 15° or more, and the total heat input (Q (kJ/cm)) of welding heat input on the lower surface side of the steel plate and welding heat input on the upper surface side thereof satisfies the relationship of Q≤1.3×t1.37 with the thickness (t (mm)) of the steel plate, thereby making it possible to stably obtain a weld heat-affected zone with high toughness.
摘要翻译：一种焊接方法，其特征在于，在埋弧焊中进行对接焊接时，焊接其下表面侧的钢板的上表面侧，其中，连接会议的上表面侧边界直线的角度下表面侧焊接金属的融合边界线与上表面侧焊接金属的熔融边界线相交的点，以及第一交点，第一相交点通过距离与钢板的上表面接合并且平行于上表面，并且与垂直于第一平行线的线形成的上表面侧焊接金属的熔合边界线被设定为15°以上，连接会议点的下表面侧边界直线和通过距离为5的位置的第二平行线的第二交点的角度（θ; 2） mm，并且平行于下表面，并且与垂直于第二平行线的线形成的下表面侧焊接金属相交形状的熔融边界线被设定为15°以上，并且在钢板的下表面侧输入的焊接热输入和上表面侧的焊接热输入的总热输入（Q（kJ / cm））满足Q≤1.3×t1.37与厚度（t（mm）），从而能够稳定地获得高韧性的焊接热影响区域。

6. 发明申请

WO2016002171A8 METHOD OF BUTT WELDING STEEL PLATES AND BUTT WELD JOINT OF STEEL PLATES 审中-公开
标题翻译：焊接钢板的方法和钢板的焊接接头
公开(公告)号：WO2016002171A8
公开(公告)日：2016-12-01
申请号：PCT/JP2015003203
申请日：2015-06-25
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , HAYAKAWA NAOYA , OI KENJI
IPC分类号： B23K28/02 , B23K9/18 , B23K26/21 , C22C38/00 , C22C38/14
CPC分类号： B23K9/18 , B23K26/21 , B23K28/02 , C22C38/00 , C22C38/14
摘要： A method of butt welding steel plates, said method comprising: butting two steel plates (1) and forming a Y-shaped groove provided with an opening (2) in the upper part and a root face (3) in the lower part; welding the opening (2) of the Y-shaped groove by submerged arc welding to form a submerged arc welded metal (4) which contains 0.030-0.100 mass% of Ti and 0.0030-0.0080 mass% of B and in which the ratio [%Al]/[%O] [wherein [%Al] stands for the content (mass%) of Al and [%O] stands for the content (mass%) of O] is in the range of 0.5-1.2; and then welding the root face (3) of the Y-shaped groove by laser welding to form a laser welded metal (5) so that said laser welded metal (5) intrudes into said submerged arc welded metal (4).
摘要翻译：一种对接钢板的方法，所述方法包括：对接两个钢板（1）并在上部形成设置有开口（2）的Y形槽和下部的根面（3）; 通过埋弧焊将Y形槽的开口（2）焊接形成含有0.030-0.100质量％的Ti和0.0030-0.0080质量％的B的埋弧焊接金属（4），其中[％ Al] / [％O] [其中[％Al]表示Al的含量（质量％），[％O]表示O]的含量（质量％）在0.5-1.2的范围内; 然后通过激光焊接焊接Y形槽的根面（3），形成激光焊接金属（5），使得所述激光焊接金属（5）侵入所述埋弧焊接金属（4）。

7. 发明专利

RU2674501C1 СПОСОБ МНОГОЭЛЕКТРОДНОЙ ДУГОВОЙ СВАРКИ ПОД ФЛЮСОМ, СВАРНОЕ СОЕДИНЕНИЕ И СПОСОБ ПОЛУЧЕНИЯ СВАРНОГО СОЕДИНЕНИЯ 未知
公开(公告)号：RU2674501C1
公开(公告)日：2018-12-11
申请号：RU2018100122
申请日：2016-06-08
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , HAYAKAWA NAOYA , OI KENJI
IPC分类号： B23K9/18 , B23K9/095
摘要： Изобретениеотноситсяк способумногоэлектроднойдуговойсваркиподфлюсомс использованиеммножестваэлектродов, способуполучениясварногосоединениястальныхлистови сварномусоединению. Длякаждогоэлектродаотвторогодо n-го, заисключениемпервогоэлектрода, которыйявляетсяпереднимэлектродомв направлениисварки, где n - целоечисло, равное 2 илиболее, используютисточниксварочноготока, способныйрегулироватьформуволнысварочноготока. Впроцессесваркиобеспечиваютзаданныесоотношениямеждумаксимальнымзначениемэлектромагнитнойсилы F, действующейнастолбдугинаконцепроволоки i-гоэлектродавовремясварки, Н/м, и F- среднимзначениемэлектромагнитнойсилы F, Н/м, иσ- среднимквадратическимотклонениемэлектромагнитнойсилы F, Н/м. 3 н. и 2 з.п. ф-лы, 4 ил., 4 табл.

8. 发明专利

RU2651548C1 СПОСОБ СВАРКИ ВСТЫК СТАЛЬНЫХ ЛИСТОВ И СТЫКОВОЕ СВАРНОЕ СОЕДИНЕНИЕ СТАЛЬНЫХ ЛИСТОВ 未知
公开(公告)号：RU2651548C1
公开(公告)日：2018-04-20
申请号：RU2017102689
申请日：2015-06-25
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , HAYAKAWA NAOYA , OI KENJI
IPC分类号： B23K28/02 , B23K9/18 , B23K9/23 , B23K26/348 , B23K33/00
摘要： Изобретениеотноситсяк сваркевстыкстальныхлистов. Осуществляютстыковкудвухстальныхлистов (1) собразованием Y-образнойканавки, имеющейоткрытыйучасток (2) вверхнейчастии участок (3) притуплениякорняшвав нижнейчасти. Соединяютдвастальныхлистанаоткрытомучастке (2) Y-образнойканавкидуговойсваркойподслоемфлюсас образованиемметалла (4) шва, содержаниев котором Ti составляетот 0,030 до 0,100 мас.%, содержание B –от 0,0030 до 0,0080 мас.% исоотношение [%Al]/[%O] находитсяв диапазонеот 0,5 до 1,2, гдевеличина [%Al] - содержание Al вмас.% и [%O] –содержание O вмас.%. Соединяютдвастальныхлистанаучастке (3) притуплениякорняшва Y-образнойканавкилазернойсваркойс образованиемметалла (5) шватакимобразом, чтобыметалл (5) получаемоголазернойсваркойшвавдавалсяв металл (4) шва, получаемогодуговойсваркойподслоемфлюса. Врезультатеполучаютвысококачественныйсварнойшов. 2 н. и 1 з.п. ф-лы, 3 ил., 5 табл.

9. 发明公开

EP3308895A4 MULTI-ELECTRODE SUBMERGED ARC WELDING METHOD, WELDED JOINT, AND METHOD FOR MANUFACTURING SAME 有权
公开(公告)号：EP3308895A4
公开(公告)日：2018-07-11
申请号：EP16807126
申请日：2016-06-08
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , HAYAKAWA NAOYA , OI KENJI
IPC分类号： B23K9/18 , B23K9/095
CPC分类号： B23K9/18 , B23K9/095 , B23K9/184 , B23K9/188
摘要： A multi-electrode submerged arc welding method using a plurality of electrodes is provided. For each of a second electrode to an nth electrode except a first electrode that is a front electrode in a welding direction where n is an integer of 2 or more: a welding power supply capable of controlling a waveform of a welding current is used; and when a maximum value of an electromagnetic force F i acting on an arc column at a wire tip of an ith electrode during welding is denoted by F imax in N/m, an average value of the electromagnetic force F i is denoted by F iave in N/m, and a standard deviation of the electromagnetic force F i is denoted by Ã Fi in N/m, welding is performed so that F imax, F iave , and Ã Fi satisfy relationships in Expressions (1) and (2).

10. 发明公开

EP3162489A4 METHOD OF BUTT WELDING STEEL PLATES AND BUTT WELD JOINT OF STEEL PLATES 有权
标题翻译： VERFAHREN ZUM STUMPFSCHWEISSEN VON STAHLPLATTEN UND STUMPFSCHWEISSNAHT VON STAHLPLATTEN
公开(公告)号：EP3162489A4
公开(公告)日：2017-06-07
申请号：EP15814944
申请日：2015-06-25
申请人： JFE STEEL CORP
发明人： KOZUKI SHOHEI , HAYAKAWA NAOYA , OI KENJI
IPC分类号： B23K28/02 , B23K9/18 , B23K26/21 , C22C38/00 , C22C38/14
CPC分类号： B23K9/18 , B23K26/21 , B23K28/02 , C22C38/00 , C22C38/14
摘要： A method of butt welding steel plates includes: butting two steel plates (1) together, to form a Y groove having an opening portion (2) in an upper part and a root face portion (3) in a lower part; joining the two steel plates at the opening portion (2) of the Y groove by submerged arc welding, to form submerged arc weld metal (4) whose Ti content is 0.030 mass% to 0.100 mass%, B content is 0.0030 mass% to 0.0080 mass%, and [%Al]/[%O] is in a range of 0.5 to 1.2 where [%Al] is Al content in mass% and [%O] is O content in mass%; and joining the two steel plates at the root face portion (3) of the Y groove by laser welding, to form laser weld metal (5) so that the laser weld metal (5) enters into the submerged arc weld metal (4).
摘要翻译：一种对接焊接钢板的方法，包括：将两块钢板（1）对接在一起，以形成在上部具有开口部分（2）并在下部具有根部面部分（3）的Y槽; 通过埋弧焊接在Y槽的开口部（2）接合两块钢板，从而形成Ti含量为0.030质量％〜0.100质量％的埋弧焊金属（4），B含量为0.0030质量％〜0.0080质量％质量％，[％Al] / [％O]为0.5〜1.2，其中[％Al]为Al含量以质量％计，[％O]以质量％计为O含量。并且通过激光焊接在Y槽的根部面部分（3）处接合两个钢板以形成激光焊接金属（5），使得激光焊接金属（5）进入埋弧焊接金属（4）。

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