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1. 发明专利

JP2003311478A Non-low hydrogen based covered electrode 审中-公开
标题翻译：不含氢的电极覆盖电极
公开(公告)号：JP2003311478A
公开(公告)日：2003-11-05
申请号：JP2002114370
申请日：2002-04-17
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： TAKAHASHI SUSUMU , UMEKI MASAO , IWATATE KENTARO
IPC分类号： B23K35/365
摘要： PROBLEM TO BE SOLVED: To provide a non-low hydrogen based covered electrode which has remarkably improved rod burning resistance in high current use without lowering welding operability.
SOLUTION: The non-low hydrogen based covered electrode is obtained by coating a steel core wire with a covering agent consisting of a gas generating agent, an arc stabilizer, a slag forming agent, a deoxidizer, iron powder, organic matter and a fixing agent. The covering agent contains 30 to 40 mass% reduced ilmenite including 1.0 to 4.0 mass% SiO
2 . Further the content of Al
2 O
3 in the reduced ilmenite is ≤3.0 mass%.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种非低氢基覆盖电极，其在大电流使用中具有显着提高的耐灼烧性，而不降低焊接操作性。解决方案：非低氢基被覆电极通过用由气体发生剂，电弧稳定剂，熔渣形成剂，脱氧剂，铁粉，有机物质组成的覆盖剂涂覆钢芯线而获得，固定剂。覆盖剂含有30〜40质量％的还原钛铁矿，其含有1.0〜4.0质量％的SiO 2 。此外，还原钛铁矿中的Al 2 3 的含量≤3.0质量％。版权所有（C）2004，JPO

2. 发明专利

JP2012143809A Ni POWDER FOR COVERED ARC WELDING ELECTRODE, AND LOW-HYDROGEN TYPE COVERED ARC WELDING ELECTRODE 审中-公开
标题翻译：用于覆盖电弧焊电极的Ni粉末和低氢型覆盖电弧焊接电极
公开(公告)号：JP2012143809A
公开(公告)日：2012-08-02
申请号：JP2011006046
申请日：2011-01-14
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： UMEKI MASAO , IWATATE KENTARO , SAITO YUSUKE
IPC分类号： B23K35/365 , B22F1/00 , B23K35/36 , C22C19/03
摘要： PROBLEM TO BE SOLVED: To provide Ni powder for a covered arc welding electrode and a low-hydrogen type covered arc welding electrode, which are excellent in productivity, are excellent in arc stability and welding workability such as reduction of a spatter generation quantity, and can ensure the toughness of a weld metal.SOLUTION: Ni powder, to be added to a coating flux when manufacturing a covered arc welding electrode, has the content of C of ≤0.020 mass%, and the balance Ni with inevitable impurities, while the average particle diameter is 35-120 μm. Further, in the low-hydrogen type covered arc welding electrode, Ni powder of 3.5-12.5 mass% is contained to the total mass of the coating flux.
摘要翻译：要解决的问题：为了提供生产率优异的覆盖电弧焊接电极和低氢型覆盖电弧焊接电极的Ni粉末，具有优异的电弧稳定性和焊接加工性，例如降低飞溅发电数量，并可以确保焊接金属的韧性。解决方案：当制造覆盖电弧焊接电极时，要添加到涂层焊剂中的Ni粉末的含量为≤0.020质量％的C，余量为不可避免的杂质，而平均粒径为35〜 120μm。此外，在低氢型覆盖电弧焊接电极中，以包覆焊剂的总质量计含有3.5〜12.5质量％的Ni粉末。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2009269055A Low-hydrogen type coated electrode 有权
标题翻译：低氢型涂层电极
公开(公告)号：JP2009269055A
公开(公告)日：2009-11-19
申请号：JP2008121881
申请日：2008-05-08
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： IWATATE KENTARO , UMEKI MASAO
IPC分类号： B23K35/365 , B23K35/30
摘要： PROBLEM TO BE SOLVED: To provide a low-hydrogen type coated electrode that has superior firing resistance and that excels in low temperature toughness of weld metal. SOLUTION: The low-hydrogen type coated electrode contains by mass% 0.03-0.14% C in total of one or more kinds in a single metallic form, in metals and in alloys, in a coating agent relative to the total mass of the coated electrode, and also contains by mass% in total in one or both of a steel core wire and the coating agent, relative to the total mass of the coated electrode, 0.4-1.8% Si, 0.5-1.5% Mn, 0.1-3.6% Ni, and 0.1-0.8% Ti, wherein total of the metals and alloys of the coating agent is ≤10%, with the remainder comprising metallic oxide, metallic carbonate, metallic fluoride, and inevitable impurities. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的耐燃性和优异的焊接金属的低温韧性的低氢型涂覆电极。解决方案：低氢型涂覆电极以单一金属形式，金属和合金中的一种或多种，以涂覆剂的总质量计，含有0.03-0.14％C的总质量％相对于被覆电极的总质量，Si：0.4〜1.8％，Mn：0.5〜1.5％，Mn：0.1〜1.5重量％，并且在芯线和涂布剂中的一个或两个中均含有质量％ 3.6％Ni和0.1-0.8％Ti，其中涂层剂的金属和合金总量≤10％，其余为金属氧化物，金属碳酸盐，金属氟化物和不可避免的杂质。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2008188600A Rare earth metal alloy powder for coated electrode for arc welding, and low-hydrogen type coated electrode 有权
标题翻译：稀土金属合金粉末电镀用电弧焊和低氢型涂层电极
公开(公告)号：JP2008188600A
公开(公告)日：2008-08-21
申请号：JP2007022720
申请日：2007-02-01
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： UMEKI MASAO , IWATATE KENTARO
IPC分类号： B23K35/365 , B23K35/30
摘要： PROBLEM TO BE SOLVED: To provide a rare earth metal alloy powder for a coated electrode for arc welding and a low-hydrogen type coated electrode in which superior welding workability and excellent low-temperature toughness of weld metal can be obtained while productivity of the coated electrode is satisfied.
SOLUTION: The rare earth metal alloy powder is added to a coating agent in manufacturing coated electrodes for arc welding, and is characterized in that it contains 10-45 mass% of one or more kinds of rare earth metal, 25-65 mass% Si, as well as Fe and other inevitable impurities and that the average grain size is 50-200 μm. Also, the low-hydrogen type coated electrode is characterized in that it contains 1.5-9.0 mass% of this metal alloy powder in the total mass% of the coating agent.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供用于电弧焊接的涂覆电极的稀土金属合金粉末和可以获得优异的焊接加工性和优异的焊接金属的低温韧性的低氢型涂覆电极，同时生产率的涂层电极。解决方案：在制造用于电弧焊接的涂覆电极中，将稀土金属合金粉末添加到涂覆剂中，其特征在于，其含有10-45质量％的一种或多种稀土金属，25-65 质量％Si，以及Fe等不可避免的杂质，平均粒径为50-200μm。此外，低氢型涂布电极的特征在于，含有该涂层剂的总质量％中的该金属合金粉末的1.5〜9.0质量％。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2006297470A Coated electrode for arc welding 有权
标题翻译：电弧焊涂层电极
公开(公告)号：JP2006297470A
公开(公告)日：2006-11-02
申请号：JP2005125941
申请日：2005-04-25
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： UMEKI MASAO , IWATATE KENTARO , INOUE HIROSHIGE
IPC分类号： B23K35/30 , B23K35/365
摘要： PROBLEM TO BE SOLVED: To provide a coated electrode for arc welding suitable for a steel having good weatherability resistance, seawater resistance, sulphuric acid resistance and hydrochloric acid resistance properties, which exhibits excellent defect resistance and superb productivity, while keeping superior corrosion resistance and welding workability.
SOLUTION: In the coated electrode for arc welding having a core wire made of mild steel or low-alloy steel coated with a coating agent, the coating agent contains 1.3-9.0 mass% of a Cu alloy whose liquidus temperature is 1,150-1,400°C and average particle diameter is 40-160 μm. Additionally 0.3-2.5 mass% of a Sb alloy, whose liquidus temperature is 1,100-1,450°C and average particle diameter is 60-180 μm, is contained in the coating agent.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于具有良好的耐候性，耐海水性，耐硫酸性和耐盐酸性的钢的电弧焊涂层电极，其具有优异的耐缺陷性和极好的生产率，同时保持优异的腐蚀性电阻和焊接可加工性。解决方案：在具有涂覆有涂层剂的低碳钢或低合金钢芯线的电弧焊涂层电极中，涂层剂含有1.3-9.0质量％的液相线温度为1,150℃的Cu合金， 1400℃，平均粒径为40-160μm。此外，涂布剂中还含有0.3〜2.5质量％的液相线温度为1100〜1 450℃，平均粒径为60〜180μm的Sb合金。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2006272432A Coated arc welding electrode for 9% ni steel 审中-公开
标题翻译：用于9％NI钢的涂层电弧焊接电极
公开(公告)号：JP2006272432A
公开(公告)日：2006-10-12
申请号：JP2005098157
申请日：2005-03-30
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： MIZUMOTO MANABU , UMEKI MASAO , IWATATE KENTARO
IPC分类号： B23K35/30 , B23K35/365 , C22C19/05
摘要： PROBLEM TO BE SOLVED: To provide a coated electrode of high strength and high toughness, by which a weld metal having excellent crack resistance and blowhole resistance can be obtained relating to welding of an Ni-base alloy used in welding of 9% Ni steel for an LNG storage tank.
SOLUTION: The coated electrode for 9% Ni steel is composed of the Ni-base alloy as a coated electrode and contains, in terms of coated wire mass% represented by the following formulation of mass% relating to the content of one or both of the coated wire and a coating material, 0.05 to 0.20% C, 0.07 to 0.6% Si, 1 to 4% Mn, 60 to 75% Ni, 16 to 18% Cr, 1.0 to 3.5% Mo, 1.0 to 3.5% in total of one or two kinds of Nb and Ta and 0.005 to 0.50% W. Here, the core wire mass% equivalence = the content% in the core wire + compounding ratio% in the coating material + the compounding ratio% in the coated wire× coverage%/100.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供高强度和高韧性的涂覆电极，通过该涂层电极可以获得具有优异的抗裂性和气孔阻力的焊接金属，用于焊接用于焊接9％用于LNG储罐的Ni钢。解决方案：用于9％Ni钢的涂覆电极由作为涂覆电极的Ni基合金构成，并且包含以下面的质量％表示的涂布线质量％涂覆线和涂层材料，0.05〜0.20％C，0.07〜0.6％Si，1〜4％Mn，60〜75％Ni，16〜18％Cr，1.0〜3.5％Mo，1.0〜3.5％总计1种或2种Nb和Ta以及0.005〜0.50％W。这里，芯线质量％当量=芯线中的含量％+涂层材料中的配混比％+涂布的配合比例％电线×覆盖率％/ 100。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2013111617A Coated electrode for horizontal fillet welding 有权
标题翻译：水平电极焊接用电极
公开(公告)号：JP2013111617A
公开(公告)日：2013-06-10
申请号：JP2011260761
申请日：2011-11-29
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： SAITO YUSUKE , MIZUMOTO MANABU , UMEKI MASAO , IWATATE KENTARO
IPC分类号： B23K35/365
摘要： PROBLEM TO BE SOLVED: To provide a coated electrode which, even when horizontal fillet welding is carried out using the coated electrode under a welding condition of high current, exhibits excellent rod burning resistance, provides stable arc and is excellent in slag peelability and a bead shape.SOLUTION: There is provided the coated electrode having a steel core wire coated with a coating, wherein the coating contains: 0.6-4.0 mass% manganese carbonate having a mean particle size of 5-45 μm and having an MnCOcontent of 90 mass% or large; 2-8 mass% metal carbonate other than the manganese carbonate; 8-16 mass% rutile; 4-12 mass% silica sand; 2-8 mass% magnesia clinker; 5-11 mass% ferromanganese; 40-60 mass% iron powder; and the balance comprising a coating agent, water glass, and inevitable impurities.
摘要翻译：要解决的问题：提供一种涂覆电极，即使在高电流焊接条件下使用涂覆电极进行水平角焊，表现出优异的耐烧灼性，提供稳定的电弧并且具有优异的熔渣剥离性和珠形。提供涂覆电极，其具有涂覆有涂层的钢芯线，其中涂层包含：0.6-4.0质量％的平均粒度为5-45μm的碳酸锰并具有MnCO 3 含量为90质量％以上; 2-8质量％碳酸锰以外的金属碳酸盐; 金红石8-16质量％ 4-12质量％硅砂; 2-8质量％氧化镁熟料; 5-11质量％锰铁铁粉40-60质量％余量包括涂层剂，水玻璃和不可避免的杂质。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2010253495A Low-hydrogen type coated electrode 有权
标题翻译：低氢型涂层电极
公开(公告)号：JP2010253495A
公开(公告)日：2010-11-11
申请号：JP2009104541
申请日：2009-04-22
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： IWATATE KENTARO , UMEKI MASAO
IPC分类号： B23K35/365
摘要： PROBLEM TO BE SOLVED: To provide a low-hydrogen type coated electrode in which stable mechanical performance of weld metal is obtained in the weld metal of tensile strength ≥590 MPa class and in which excellent welding workability is obtained even in all position welding. SOLUTION: The low-hydrogen type coated electrode is structured by coating, in a prescribed coating ratio specified in the range of 20-50%, a steel core wire containing to the total mass of the electrode, by mass, 0.02-0.13% C, 0.05-1.5% Si, 0.5-3.5% Mn, and 0.5-5.0% Ni, with a coating agent containing 30-60% in total of one or two or more kinds of metal carbonate and 8-20% in total of one or two or more kinds of metal fluoride, with none of C excluding carbonate, and Si, Mn and Ni contained, and with the balance iron powder, deoxidizer, slag formation agent, arc stabilizer, and inevitable impurities. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供在拉伸强度≥590MPa等级的焊接金属中获得焊接金属的机械性能稳定的低氢型涂覆电极，并且即使在所有位置也能获得优异的焊接加工性焊接。解决方案：低氢型涂覆电极通过以规定的20-50％范围内的规定涂布比例涂覆含有电极总质量的钢芯线，质量为0.02〜 0.13％C，0.05-1.5％Si，0.5-3.5％Mn和0.5-5.0％Ni，涂层剂总共含有一种或两种以上金属碳酸盐30-60％，8-20％总共有一种或两种以上的金属氟化物，不含碳酸盐的碳，不包含Si，Mn和Ni，余量为铁粉，脱氧剂，矿渣形成剂，电弧稳定剂和不可避免的杂质。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2008006446A Non-low-hydrogen type coated electrode 有权
标题翻译：非低氢型涂层电极
公开(公告)号：JP2008006446A
公开(公告)日：2008-01-17
申请号：JP2006176230
申请日：2006-06-27
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： IWATATE KENTARO , UMEKI MASAO
IPC分类号： B23K35/365
摘要： PROBLEM TO BE SOLVED: To provide a non-low-hydrogen type coated electrode capable of ensuring the excellent rod burning resistance even when welding is performed under a welding condition of high current while maintaining excellent performances such as the welding workability.
SOLUTION: In the coated electrode in which a steel core wire is coated with a coating agent, the coating agent contains, by mass, 0.3-1.8% the total of one or two of MnCO
3 and FeCO
3 , 12-30% TiO
2 , 15-30% SiO
2 , 5-15% CaCO
3 , 2-5% organic matters, 20-45% iron powder, and the balance a deoxidizing agent, a slag generating agent, an arc stabilizing agent and inevitable impurities.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种即使在高电流焊接条件下进行焊接也能够确保优异的耐烧灼性的非低氢型涂布电极，同时保持焊接加工性等优异的性能。解决方案：在其中钢芯线涂覆有涂层剂的涂覆电极中，涂层剂以质量计含有0.3〜1.8％的MnCO 3 SB / 和FeCO 3 SB 3，12-30％TiO 2 SB 2，15-30％SiO 2 SB 2，5-15％CaCO 3， SB“，2-5％有机物，20-45％铁粉，余量为脱氧剂，炉渣生成剂，电弧稳定剂和不可避免的杂质。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007169711A Iron powder for coated arc-welding electrode, and coated arc-welding electrode for tacking 审中-公开
标题翻译：用于涂层电弧焊的铁粉和用于压接的涂覆电弧焊电极
公开(公告)号：JP2007169711A
公开(公告)日：2007-07-05
申请号：JP2005368611
申请日：2005-12-21
申请人： Nippon Steel & Sumikin Welding Co Ltd , 日鐵住金溶接工業株式会社
发明人： IWATATE KENTARO , UMEKI MASAO
IPC分类号： B22F1/02 , B23K35/365
摘要： PROBLEM TO BE SOLVED: To provide a tack-welding electrode which gives adequate workability to a welding operation, shows excellent rearc properties when used together with a welding machine having a voltage reducing device, and also shows satisfactory side arc resistance after having welded by using a welding machine having no voltage reducing device.
SOLUTION: The iron powder is added to a coating agent when the coated arc-welding electrode is manufactured. The surface of the iron powder is coated with a powder of an organic substance of 2 to 25 mass% by a ratio with respect to a mass of a coated iron powder, while using one or more materials of a water-soluble polymer material and a water-dispersible polymer material in an amount of 0.3 to 8.0 mass% in terms of a solid mass. The coated arc-welding electrode has a core wire made from a mild steel or a low-alloy steel coated with the coating agent, wherein the coating agent contains the iron powder of 30 to 60 mass% with respect to the total mass of the coating agent.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供给焊接操作提供足够可加工性的定位焊接电极，当与具有电压降低装置的焊接机一起使用时，显示出优异的后退性能，并且在具有通过使用没有电压降低装置的焊接机进行焊接。
解决方案：当制造涂覆的电弧焊电极时，将铁粉加入到涂布剂中。在使用一种或多种水溶性聚合物材料和水溶性聚合物材料的情况下，铁粉的表面以相对于被覆铁粉的质量比为2〜25质量％的有机物质的粉末涂布水分散性聚合物材料，以固体质量计为0.3〜8.0质量％。涂覆电弧焊电极具有由软钢或涂覆有涂层剂的低合金钢制成的芯线，其中涂层剂相对于涂层的总质量含有30〜60质量％的铁粉剂。版权所有（C）2007，JPO＆INPIT

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