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1. 发明专利

JP2009018337A Flux cored wire for gas-shielded arc welding 审中-公开
标题翻译：用于气体电弧焊的通丝线
公开(公告)号：JP2009018337A
公开(公告)日：2009-01-29
申请号：JP2007184878
申请日：2007-07-13
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： ISHIDA HITOSHI , HIDAKA TAKESHI , SUENAGA KAZUYUKI , OKAZAKI YOSHIOMI
IPC分类号： B23K35/368 , B23K35/30
摘要： PROBLEM TO BE SOLVED: To provide a flux cored wire for gas-shielded arc welding capable of materializing a weld metal capable of ensuring the strength of ≥600 MPa at 0.2% proof stress (σ
0.2 ) and the V-Charpy impact value vE
-60 of ≥30J at -60°C, excellent in welding workability and optimum for a welding material of high-tensile steel.
SOLUTION: In the flux cored wire for gas-shielded arc welding in which flux mainly consisting of TiO
2 flux is filled in a steel shell, Mg of ≥0.01% by mass to the total mass of the wire is contained, the slug formed during the welding is TiO
2 -Al
2 O
3 -MgO slug. The composition of the slug is, by mass to the total mass of the slug, ≥50% TiO
2 , 1.0-25% Al
2 O
3 , and 8-30% MgO.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于气体保护电弧焊的药芯焊丝，其能够实现能够在0.2％屈服应力下确保≥600MPa的强度的焊缝金属（σ 0.2 ）和-60℃下的≥30J的V-Charpy冲击值vE -60 ，焊接加工性好，高强度钢焊接材料最佳。
解决方案：在用于气体保护电弧焊的药芯焊丝中，主要由TiO 2 焊剂组成的焊剂填充在钢壳中，相对于总质量为≥0.01质量％的Mg 的焊丝时，在焊接过程中形成的焊料是TiO 2 -SiM 2 O 3。团块的组成与质量相当于团块的总质量，≥50％的TiO 2 SBB，2〜25％的Al 2 O 3 / SB>和8-30％MgO。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2008149341A Flux cored wire for gas-shielded arc welding 有权
标题翻译：用于气体电弧焊的通丝线
公开(公告)号：JP2008149341A
公开(公告)日：2008-07-03
申请号：JP2006338941
申请日：2006-12-15
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： ISHIDA HITOSHI , HIDAKA TAKESHI , SUENAGA KAZUYUKI , OKAZAKI YOSHIOMI
IPC分类号： B23K35/368 , B23K35/30
摘要： PROBLEM TO BE SOLVED: To provide a flux cored wire for gas-shielded arc welding, a flux cored wire that can obtain a weld metal which secures a strength of ≥620 MPa at 0.2% proof stress (σ
0.2 ) and a V Charpy impact value vE
-60 of ≥50J at -60°C and that is most suitable as a welding material of high tensile steel.
SOLUTION: The flux cored wire for gas-shielded arc welding contains, by mass% to the total mass of the wire, 0.02-0.15% C, 0.3-1.4% Si, 1.2-3.5% Mn, 0.2-3.4% Ni, 0.02-2.0% Cr, 2.0-6.0% Ti, 0.1-2.2% Mo, and 0.01-1.0% Mg. The TiO
2 content [TiO
2 ] and MgO content [MgO] in the flux satisfies the relation of expression (1): [TiO
2 ]/[MgO]≥4.7, provided that [TiO
2 ] and [MgO] are each the content (mass% to the total mass of the wire) of TiO
2 and MgO contained in the flux.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于气体保护电弧焊的药芯焊丝，可以获得在0.2％屈服应力（σ 0.2）下确保≥620MPa的强度的焊接金属的药芯焊丝），在-60°C时，V Charpy冲击值vE -60 ≥50J，最适合作为高强度钢的焊接材料。
解决方案：用于气体保护电弧焊的药芯焊丝以质量％计，焊丝总质量为0.02-0.15％，Si为0.3-1.4％，Mn为1.2-3.5％，Mn为0.2-3.4％ Ni，0.02-2.0％Cr，2.0-6.0％Ti，0.1-2.2％Mo和0.01-1.0％Mg。助熔剂中的TiO 2 / SB 2含量[TiO 2 SB] 2和MgO含量[MgO]满足表达式（1）的关系：[TiO 2 SB <2 / ] / [MgO]≥4.7，条件是TiO 2 2 的含量（导线总质量％）为[TiO 2 ]和[MgO] 和包含在焊剂中的MgO。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2007144516A Gas-shielded arc welding flux cored wire for high tensile strength steel 有权
标题翻译：用于高强度钢的气体保护弧焊焊丝
公开(公告)号：JP2007144516A
公开(公告)日：2007-06-14
申请号：JP2006300836
申请日：2006-11-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： HIDAKA TAKESHI , OKAZAKI YOSHIOMI , ISHIDA HITOSHI , SUENAGA KAZUYUKI
IPC分类号： B23K35/30 , B23K35/368
摘要： PROBLEM TO BE SOLVED: To provide a gas-shielded arc welding flux cored wire for a high tensile strength steel, in the welding of a high tensile strength steel having a proof stress in a class of ≥620 MPa, capable of obtaining a weld metal having excellent low temperature toughness even in an extra low temperature of about -60°C, capable of securing satisfactory welding operability, and having excellent cracking resistance.
SOLUTION: This wire comprises 0.04 to 0.11% C, 0.40 to 0.75% Si, 1.30 to 2.50% Mn, 0.10 to 2.50% Ni, 0.10 to 1.00% Cr, 0.10 to 1.00% Mo, 0.06 to 0.30% Ti and ≥90% Fe. The content of N is regulated to ≤0.015%. The wire further comprises the fluoride and/or oxide of an alkali metal(s) and an alkaline-earth metal(s), B, Al and Mg, and the balance is inevitable impurities, and F(x)=-576.9C+34.1Si+80.1Mn+1.5Ni-22.8Cr-6.8Mo-83.1Ti is ≥100.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于高抗拉强度钢的气体保护电弧焊药芯焊丝，在具有≥620MPa等级的耐应力的高抗拉强度钢的焊接中，能够获得即使在约-60℃的超低温下也具有优异的低温韧性的焊接金属，能够确保令人满意的焊接操作性，并且具有优异的抗开裂性。解决方案：该线包括0.04〜0.11％的Si，0.40〜0.75％的Si，1.30〜2.50％的Mn，0.10〜2.50％的Ni，0.10〜1.00％的Cr，0.10〜1.00％的Mo，0.06〜0.30％的Ti和 ≥90％Fe。 N含量为≤0.015％。电线还包含碱金属和碱土金属B，Al和Mg的氟化物和/或氧化物，余量是不可避免的杂质，F（x）= -576.9℃+ 34.1Si + 80.1Mn + 1.5Ni-22.8Cr-6.8Mo-83.1Ti≥100。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2008068274A High strength weld metal having excellent low temperature toughness 有权
标题翻译：高强度焊接金属具有优异的低温韧性
公开(公告)号：JP2008068274A
公开(公告)日：2008-03-27
申请号：JP2006247272
申请日：2006-09-12
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKAZAKI YOSHIOMI , SUENAGA KAZUYUKI , HIDAKA TAKESHI , ISHIDA HITOSHI
IPC分类号： B23K35/30 , B23K9/23 , B23K35/368 , B23K103/04 , C22C38/00 , C22C38/54
摘要： PROBLEM TO BE SOLVED: To provide a high hardness weld metal with a multilayer structure comprising a reheat zone and an unaffected zone in which the variation in the toughness of the whole weld metal is reduced, and which has excellent low temperature toughness.
SOLUTION: The high hardness weld metal has a multilayer structure comprising the reheat zone and the unaffected zone, and has a composition comprising, by mass, 0.02 to 0.12% C, 0.1 to 1.00% Si, 0.5 to 3.0% Mn, 0.008 to 0.05% Al, 0.005 to 0.04% Ti, 0.04 to 0.10% O, ≤0.0050% (exclusive of 0%) N, 0.40 to 2.0% Cu and/or 0.5 to 3.5% Ni, and the balance iron with inevitable impurities. The volume ratio of acicular ferrite included in the reheat zone is ≥50%, and the ratios of the metallic elements composing Al-Si-Ti-Mn based oxides with the maximum size of 1.0 to 5.0 μm included in the weld metal lie within Al: 5 to 50 atomic%, Si: ≤40 atomic% (inclusive of 0 atomic%), Ti: 0.5 to 10 atomic%, and Mn: 30 to 90 atomic% (wherein, Al+Si+Ti+Mn=100 atomic%).
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有多层结构的高硬度焊接金属，其包括再热区和不影响区域，其中整个焊接金属的韧性变化减小，并且具有优异的低温韧性。解决方案：高硬度焊接金属具有包括再热区和未受影响区的多层结构，并且具有质量分数为0.02〜0.12％的C，0.1〜1.00％的Si，0.5〜3.0％的Mn， 0.008〜0.05％的Al，0.005〜0.04％的Ti，0.04〜0.10％的O，≤0.0050％（不含0％）N，0.40〜2.0％的Cu和/或0.5〜3.5％的Ni，余量的铁与不可避免的杂质。包含在再热区中的针状铁素体的体积比为≥50％，构成焊接金属中包含的最大尺寸为1.0〜5.0μm的Al-Si-Ti-Mn系氧化物的金属元素的比例在Al ：5〜50原子％，Si：≤40原子％（含0原子％），Ti：0.5〜10原子％，Mn：30〜90原子％（Al + Si + Ti + Mn = 100原子％％）。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2008000808A High strength weld metal with excellent low temperature toughness, low temperature cracking resistance, and bead shape in the whole posture welding 有权
标题翻译：高强度焊接金属，具有优异的低温韧性，低温耐开裂性和全焊接形状
公开(公告)号：JP2008000808A
公开(公告)日：2008-01-10
申请号：JP2006175520
申请日：2006-06-26
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKAZAKI YOSHIOMI , SUENAGA KAZUYUKI , HIDAKA TAKESHI , HOSOI KOICHI , ISHIDA HITOSHI
IPC分类号： B23K35/30 , C22C38/00 , C22C38/14 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high hardness weld metal which exhibits excellent low temperature toughness at a region of minus 60°C and does not cause low temperature cracking and furthermore gives a superior bead shape in the whole posture welding.
SOLUTION: The high strength weld metal contains, by mass%, 0.06-0.20% C, 0.1-1.00% Si, 0.5-3.0% Mn, 0.1-1.5% Al, 0.3-3.0% Ni, 0.001-0.020% Ti, 0.01-0.03% O, 0.0060% or less N (excluding 0%) and the balance being Fe with inevitable impurities. Ratio of Al content [Al] to Ti content [Ti] ([Al]/[Ti]) is 40 or more. Q value shown in the following formula (1) is in the range not less than -1.5 mass% and not more than 0.50 mass%, and the content of retained austenite is in the range not less than 5 vol% and not more than 20 vol%. Herein, Q value= -4.9[C]+0.18[Si]+[Al]-0.1[Mn]-0.5[Ni], wherein [ ] indicates content (mass%) of each component.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供在零下60℃的区域中显示出优异的低温韧性并且不引起低温裂纹的高硬度焊接金属，并且在整个姿势焊接中还具有优异的焊道形状。解决方案：高强度焊接金属以质量％计含有0.06-0.20％C，0.1-1.00％Si，0.5-3.0％Mn，0.1-1.5％Al，0.3-3.0％Ni，0.001-0.020％ Ti，0.01-0.03％O，0.0060％以下N（不含0％），余量为Fe和不可避免的杂质。 Al含量[Al]与Ti含量[Ti]（[Al] / [Ti]）的比例为40以上。下式（1）所示的Q值在不小于-1.5质量％且不大于0.50质量％的范围内，残留奥氏体含量在5体积％以上且20以下的范围内体积％。这里，Q值= -4.9 [C] +0.18 [Si] + [Al] -0.1 [Mn] -0.5 [Ni]，其中[]表示各成分的含量（质量％）。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2006281223A Low alloy steel weld metal and flux-cored wire 有权
标题翻译：低合金钢焊接金属和通芯线
公开(公告)号：JP2006281223A
公开(公告)日：2006-10-19
申请号：JP2005100761
申请日：2005-03-31
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： SUENAGA KAZUYUKI , HIDAKA TAKESHI , OKAZAKI YOSHITOMI
IPC分类号： B23K35/30 , B23K35/368 , C22C38/00
CPC分类号： C22C38/02 , B23K35/0266 , B23K35/3053 , B23K35/3066 , B23K35/3073 , B23K35/3608 , C22C38/04 , C22C38/08 , C22C38/12 , C22C38/14
摘要： PROBLEM TO BE SOLVED: To provide a weld metal for low temperature steel whose toughness can be improved when low temperature steel is subjected to gas-shielded arc welding, so as to assemble a structure, and to provide a flux-cored wire capable of obtaining the same. SOLUTION: The low alloy steel weld metal contains, by mass, 0.04 to 0.08% C, 0.20 to 0.50% Si, 0.80 to 1.70% Mn, 0.030 to 0.080% Ti, 0.30 to 3.00% Ni, 0.01 to 0.20% Mo, 0.0020 to 0.0070% B and 0.040 to 0.070% O, wherein the content of Al is suppressed to ≤0.01%, and the balance Fe with inevitable impurities, wherein when the contents of C, Mn, Ti, Si and O are denoted as [C], [Mn], [Ti], [Si] and [O], respectively, ([C]×[Mn]×[Ti])/([Si]×[O]) is 0.20 to 0.60. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供低温钢的焊接金属，当低温钢经受气体保护电弧焊时，其韧性可以提高，从而组装一种结构，并提供药芯焊丝能够得到相同的。解决方案：低合金钢焊接金属含有0.04〜0.08％的C，0.20〜0.50％的Si，0.80〜1.70％的Mn，0.030〜0.080％的Ti，0.30〜3.00％的Ni，0.01〜0.20％ Mo，0.0020〜0.0070％B和0.040〜0.070％O，其中Al的含量被抑制为≤0.01％，余量为Fe与不可避免的杂质，其中当表示C，Mn，Ti，Si和O的含量时分别为[C]，[Mn]，[Ti]，[Si]和[O]（[C]×[Mn]×[Ti]）/（[Si]×[O]）为0.20〜0.60 。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2004315962A High strength weld metal having excellent low temperature toughness 有权
公开(公告)号：JP2004315962A
公开(公告)日：2004-11-11
申请号：JP2004041699
申请日：2004-02-18
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKAZAKI YOSHIOMI , SUENAGA KAZUYUKI , SUGINO TAKESHI
IPC分类号： B23K35/30 , C22C38/00 , C22C38/14 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a weld metal which has a high strength of ≥590 MPa and excellent toughness in a low temperature region on a level of -60°C.
SOLUTION: The high strength weld metal is formed by gas-shielded arc welding, and has a composition comprising, by mass, 0.04 to 0.12% C, 0.10 to 0.80% Si, ≤3.0% (exclusive of 0%) Mn, ≤3.5% (exclusive of 0%) Ni, 0.005 to 0.1% Ti and 0.015 to 0.060% O, and in which TP calculated by formula (1) is 350 to 600, and EP calculated by formula (2) is 20 to 220: TP=240×[Mn]+50×[Ni] (1), and EP=1300×[Ti]-600×[O] (2); where [ ] denotes the content of each element, and the unit is mass%.
COPYRIGHT: (C)2005,JPO&NCIPI

8. 发明专利

JP2014210287A サブマージアーク溶接に用いる溶融型フラックス有权
标题翻译：熔断焊接用于埋弧焊接
公开(公告)号：JP2014210287A
公开(公告)日：2014-11-13
申请号：JP2014054544
申请日：2014-03-18
申请人： Jfeスチール株式会社 , Jfe Steel Corp , 株式会社神戸製鋼所 , Kobe Steel Ltd
发明人： YOKOTA TOMOYUKI , KAWAI KEIJI , OTA YOSHIAKI , HAYAKAWA NAOYA , KOZUKI TADAHEI , TOYODA TAKEMASA , OTA MAKOTO , SUENAGA KAZUYUKI
IPC分类号： B23K35/362
CPC分类号： B23K35/36
摘要：【課題】溶接金属の低酸素化と低水素化とを達成でき、溶接作業性(すなわちビードの形状、スラグの剥離性等)も良好な溶融型フラックスを提供する。【解決手段】SiO2:15〜30質量%、MnO:2〜10質量%、TiO2:1〜6質量%、CaO:10〜25質量%、CaF2:15〜40質量%、Al2O3:5〜30質量%、MgO:2〜10質量%、FeO:0.3〜3.0質量%、B2O3:0.6質量%以下を含有し、残部が不可避的不純物からなるとともに、その含有量(質量%)から下記の(1)式で算出されるBI値が1.3以上を満足し、かつ[%CaF2]/[%CaO]が1以上を満足する溶融型フラックスである。BI=〔0.5[%MnO]+[%CaO]+[%MgO]+[%CaF2]〕?〔[%SiO2]+0.5([%TiO2]+[%Al2O3])〕・・・(1)【選択図】なし
摘要翻译：要解决的问题：提供可以实现焊接金属的低氧化和低氢化的熔融焊剂，并且还具有优异的焊接加工效率（即焊道形状，熔渣剥离性等）。解决方案：熔融焊剂含：SiO：15〜30质量％ 2-10质量％MnO; 1-6质量％的TiO; 10-25质量％CaO; 15-40质量％CaF; 5-30质量％的AlO; 2-10质量％的MgO; 0.3〜3.0质量％的FeO; 0.6质量％以下的BO; 其余由不可避免的杂质组成。此外，从熔融焊剂的含量（质量％），通过以下表达式（1）计算出的BI值满足1.3以上，[CaF] / [CaO]满足1以上。（1）BI = [0.5（％MnO）+（％CaO）+（％MgO）+（％CaF）]÷[（SiO 2）+0.5（[％TiO] + [％AlO]）]

9. 发明专利

JP2014024098A Melting type flux used for submerged arc welding and welding method using the same 有权
标题翻译：用于浸没式焊接的熔融型焊剂和使用其的焊接方法
公开(公告)号：JP2014024098A
公开(公告)日：2014-02-06
申请号：JP2012166945
申请日：2012-07-27
申请人： Jfe Steel Corp , Jfeスチール株式会社 , Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YOKOTA TOMOYUKI , HAYAKAWA NAOYA , YANO HIROSHI , YAMASHITA TAKAKO , TOYODA TAKEMASA , OTA MAKOTO , SUENAGA KAZUYUKI
IPC分类号： B23K35/362 , B23K9/18
摘要： PROBLEM TO BE SOLVED: To provide a welding type flux superior in a bead shape and slag peelability.SOLUTION: The melting type flux is used for the submerged arc welding, and the melting type flux includes SiOby 15-27 mass%, MnO by 3-15 mass%, TiOby 2-7 mass%, CaO by 10-25 mass%, CaFby 15-35 mass%, AlOby 10-25 mass%. MgO by 2-10 mass%, BOby 0.6 mass% or less, and is composed of an inevitable impurity in a residual part, in which BI=[0.5[%MnO]+[%CaO]+[%MgO]+[%CaF]]÷[[%SiO]+ 0.5([%TiO]+[%AlO])]satisfies 1.3≤BI≤2.5, assuming the content (mass%) of its SiO, MnO, TiO, CaO, CaF, AlOand MgO respectively as [%SiO], [%MnO], [%TiO] [%CaO], [%CaF], [%AlO[ and [%MgO].
摘要翻译：要解决的问题：提供焊珠型焊剂和焊渣剥离性优异的焊剂。熔融型焊剂用于埋弧焊，熔融型焊剂含SiO为15-27质量％，MnO为3 -15质量％，TiO 2为2-7质量％，CaO为10〜25质量％，CaF为15〜35质量％，AlO为10〜25质量％。 MgO为2-10质量％，BO为0.6质量％以下，由残留部分中不可避免的杂质构成，其中BI = [0.5 [MnO] + [％CaO] + [％MgO] + [％ CaF]]÷[[SiO 2] + 0.5（[％TiO] + [％AlO]）]满足1.3≤BI≤2.5，假定其SiO，MnO，TiO，CaO，CaF，AlO的含量（质量％） MgO分别为[％SiO]，[％MnO]，[％TiO] [％CaO]，[％CaF]，[％AlO [和[MgO]）。

10. 发明专利

JP2010158716A Welding wire for high-tensile steel 有权
标题翻译：高强度钢焊丝
公开(公告)号：JP2010158716A
公开(公告)日：2010-07-22
申请号：JP2009004103
申请日：2009-01-09
申请人： Jfe Engineering Corp , Jfeエンジニアリング株式会社 , Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KATSUKI MAKOTO , SUGIURA KAZUKI , SUENAGA KAZUYUKI , NAKANISHI KOJIRO
IPC分类号： B23K35/30 , B23K35/02
摘要： PROBLEM TO BE SOLVED: To provide a welding wire for high-tensile steel which has a satisfactory bead shape in all position welding such as pipe welding, has excellent welding workability and has excellent low temperature toughness at ≤0°C.
SOLUTION: The welding wire for high-tensile steel has components containing, by mass, 0.04 to 0.10% C, 0.20 to 0.60% Si, 1.00 to 1.80% Mn, 1.60 to 2.40% Ni, 0.10 to 0.50% Cr, 0.50 to 0.80% Mo and 0.02 to 0.20% Ti, and in which the content of Al is suppressed to ≤0.010%, B to ≤10%, V to ≤0.010%, Nb to ≤0.010%, P to ≤0.013%, S to ≤0.013% and Cu to ≤0.40%.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供在诸如管道焊接的所有位置焊接中具有令人满意的胎圈形状的高强度钢焊丝，具有优异的焊接加工性，并且在≤0℃下具有优异的低温韧性。解决方案：用于高强度钢的焊丝具有以质量计含有0.04-0.10％C，0.20-0.60％Si，1.00-1.80％Mn，1.60-2.40％Ni，0.10-0.50％Cr， 0.50〜0.80％的Mo和0.02〜0.20％的Ti，Al的含量被抑制为≤0.010％，B〜≤10％，V〜≤0.010％，Nb〜≤0.010％，P〜≤0.013％ S至≤0.013％，Cu至≤0.40％。版权所有（C）2010，JPO＆INPIT

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