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1. 发明申请

US20120241420A1 BUTT WELDING JOINT USING HIGH-ENERGY DENSITY BEAM 有权
标题翻译：使用高能量密度光束的焊接接头
公开(公告)号：US20120241420A1
公开(公告)日：2012-09-27
申请号：US13512732
申请日：2010-12-03
申请人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
发明人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
IPC分类号： B23K15/00
CPC分类号： B23K35/30 , B23K15/006 , B23K15/0073 , B23K15/06 , B23K26/211 , B23K26/26 , B23K2101/06 , B23K2101/18 , B23K2103/04 , C22C38/08 , C22C38/14 , C22C38/16 , F03D13/10 , F05B2230/232 , Y02E10/72 , Y02E10/728 , Y02P70/523
摘要： A welding joint comprises a pair of steel materials, and a welding metal that is formed with a high-energy density beam at a butt welding portion between the pair of steel materials, wherein a transformation starting temperature Ms that is calculated by a following formula: Ms(° C.)=371−353C−22Si−24.3Mn−7.7Cu−17.3Ni−17.7Cr−25.8Mo, using a composition of mass % of the welding metal is 250° C. or less.
摘要翻译：焊接接头包括一对钢材，以及在该对钢材之间的对接部分处形成有高能量密度梁的焊接金属，其中通过下式计算的转变开始温度Ms： Ms（℃）= 371-353C-22Si-24.3Mn-7.7Cu-17.3Ni-17.7Cr-25.8Mo，使用焊接金属质量％的组成为250℃以下。

2. 发明授权

US08992109B2 Butt-welded joint of welded structure, and method for manufacturing the same 有权
标题翻译：焊接结构对接焊接及其制造方法
公开(公告)号：US08992109B2
公开(公告)日：2015-03-31
申请号：US13511071
申请日：2010-12-02
申请人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
发明人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
IPC分类号： B23K26/21 , F03D11/04 , B23K15/00 , B23K15/06 , B23K26/26 , C21D9/50 , C21D1/09
CPC分类号： F03D13/20 , B23K15/006 , B23K15/06 , B23K26/26 , B23K2101/06 , B23K2101/18 , B23K2103/04 , C21D1/09 , C21D9/50 , F03D9/25 , F03D15/10 , F03D80/70 , F05B2230/233 , Y02E10/728 , Y02P70/523 , Y10T403/477 , Y10T403/478
摘要： A butt-welded joint of a welded structure which includes a pair of target metals; a weld bead formed by irradiating a high-energy density beam to a butt portion between the pair of the target metals and has a width W on the irradiated side surface; and a pair of altered zones consisting of heat-affected zones formed by irradiating another high-energy density beam to both sides of the center of the weld bead in the weld bead width direction such that the pair of the altered zones are located on respective sides of the center of the weld bead and each has a band shape extending in the weld bead length direction and a method for manufacturing the butt-welded joint of the welded structure.
摘要翻译：焊接结构的对焊接头，其包括一对目标金属; 通过将高能量密度束照射到所述一对靶金属之间的对接部分并且在所述照射侧表面上具有宽度W而形成的焊道; 以及一对改变区域，其由热影响区域组成，其通过在焊道宽度方向上将另一高能量密度束照射到焊道中心的两侧，使得一对改变的区域位于相应的侧面并且各自具有沿焊道长度方向延伸的带状，以及用于制造焊接结构的对接焊接接头的方法。

3. 发明申请

US20120288324A1 BUTT-WELDED JOINT OF WELDED STRUCTURE, AND METHOD FOR MANUFACTURING THE SAME 有权
标题翻译：焊接结构的焊接接头及其制造方法
公开(公告)号：US20120288324A1
公开(公告)日：2012-11-15
申请号：US13511071
申请日：2010-12-02
申请人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
发明人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
IPC分类号： B23K15/00
CPC分类号： F03D13/20 , B23K15/006 , B23K15/06 , B23K26/26 , B23K2101/06 , B23K2101/18 , B23K2103/04 , C21D1/09 , C21D9/50 , F03D9/25 , F03D15/10 , F03D80/70 , F05B2230/233 , Y02E10/728 , Y02P70/523 , Y10T403/477 , Y10T403/478
摘要： The present invention provides a butt-welded joint of a welded structure, including: a pair of target metals; a weld bead formed by irradiating a first high-energy density beam to a butt portion between the pair of the target metals, the weld bead having a width W on an irradiated side surface; and a pair of altered zones formed, on a surface of the butt-welded joint having the first high-energy density beam irradiated thereto, by irradiating a second high-energy density beam to the surface, the pair of the altered zones having a band shape extending in parallel to the weld bead, and the pair of the altered zones consisting of a pair of heat-affected portions and molten and solidified metals located on a right side and a left side relative to the center of the weld bead in the width direction.
摘要翻译：本发明提供一种焊接结构的对接焊接接头，包括：一对目标金属; 通过将第一高能量密度束照射到所述一对目标金属之间的对接部分形成的焊道，所述焊道在照射的侧表面上具有宽度W; 以及一对改变的区域，通过向所述表面照射第二高能量密度束，在所述对接焊接接头的具有照射到其上的第一高能量密度束的表面上形成，所述一对改变区域具有带形状平行于焊道延伸，并且一对改变区域由一对受热影响部分组成，熔融和固化的金属位于相对于焊道中心的右侧和左侧的宽度方向。

4. 发明授权

US09352424B2 Butt welding joint using high-energy density beam 有权
标题翻译：对焊接头采用高能密度梁
公开(公告)号：US09352424B2
公开(公告)日：2016-05-31
申请号：US13512732
申请日：2010-12-03
申请人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
发明人： Tadashi Ishikawa , Ryuichi Honma , Kazutoshi Ichikawa
IPC分类号： B23K9/00 , B23K35/30 , B23K15/00 , B23K15/06 , B23K26/20 , B23K26/26 , F03D1/00 , C22C38/08 , C22C38/14 , C22C38/16
CPC分类号： B23K35/30 , B23K15/006 , B23K15/0073 , B23K15/06 , B23K26/211 , B23K26/26 , B23K2101/06 , B23K2101/18 , B23K2103/04 , C22C38/08 , C22C38/14 , C22C38/16 , F03D13/10 , F05B2230/232 , Y02E10/72 , Y02E10/728 , Y02P70/523
摘要： A welding joint comprises a pair of steel materials, and a welding metal that is formed with a high-energy density beam at a butt welding portion between the pair of steel materials, wherein a transformation starting temperature Ms that is calculated by a following formula: Ms(° C.)=371−353C−22Si−24.3Mn−7.7Cu−17.3Ni−17.7Cr−25.8Mo, using a composition of mass % of the welding metal is 250° C. or less.
摘要翻译：焊接接头包括一对钢材，以及在该对钢材之间的对接部分处形成有高能量密度梁的焊接金属，其中通过下式计算的转变开始温度Ms： Ms（℃）= 371-353C-22Si-24.3Mn-7.7Cu-17.3Ni-17.7Cr-25.8Mo，使用焊接金属质量％的组成为250℃以下。

5. 发明申请

US20130189536A1 ELECTRON-BEAM WELDED JOINT, STEEL FOR ELECTRON-BEAM WELDING, AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：电子束焊接接头，电子束焊接用钢及其制造方法
公开(公告)号：US20130189536A1
公开(公告)日：2013-07-25
申请号：US13877470
申请日：2011-10-27
申请人： Ryuichi Honma , Ryuji Uemori , Tadashi Ishikawa , Akihiko Kojima , Manabu Hoshino
发明人： Ryuichi Honma , Ryuji Uemori , Tadashi Ishikawa , Akihiko Kojima , Manabu Hoshino
IPC分类号： B32B15/01
CPC分类号： B32B15/011 , B23K35/0222 , B23K35/3053 , B23K35/3073 , B32B15/015 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/08 , C22C38/12 , C22C38/14 , C22C38/16 , Y10T428/12222 , Y10T428/12965
摘要： A steel for electron-beam welding according to the present invention includes at least C: 0.02% to 0.10%, Si: 0.03% to 0.30%, Mn: 1.5% to 2.5%, Ti: 0.005% to 0.015%, N: 0.0020% to 0.0060%, and O: 0.0010% to 0.0035%, further includes S: limited to 0.010% or less, P: limited to 0.015% or less, and Al: limited to 0.004% or less, with a balance including iron and inevitable impurities. An index value CeEBB obtained by substituting composition of the steel into following Formula 1 falls in the range of 0.42 to 0.65%, the number of oxide having an equivalent circle diameter of 1.0 μm or more is 20 pieces/mm2 or less at a thickness center portion in cross section along the thickness direction of the steel, and the number of oxide containing Ti of 10% or more and having an equivalent circle diameter of not less than 0.05 μm or more and less than 0.5 μm falls in the range of 1×103 to 1×105 pieces/mm2 at the thickness center portion. CeEBB=C+¼Mn+ 1/15Cu+ 1/15Ni+⅕Cr+⅕Mo+⅕V (Formula 1)
摘要翻译：根据本发明的用于电子束焊接的钢包括C：0.02％至0.10％，Si：0.03％至0.30％，Mn：1.5％至2.5％，Ti：0.005％至0.015％，N：0.0020 ％至0.0060％，O：0.0010％至0.0035％，进一步包括S：限于0.010％以下，P：限于0.015％以下，Al：限定在0.004％以下，余量包括铁和不可避免的杂质。通过用下述式1代替钢的组成而得到的指标值CeEBB落在0.42〜0.65％的范围内，等效圆直径为1.0μm以上的氧化物的数量在厚度中心为20个/ mm 2以下沿着钢的厚度方向的横截面积，并且含有10％以上且具有不小于0.05mum以上且小于0.5μm的当量圆的氧化物的数量落在1× 厚度中心部分为103〜1×105个/ mm2。 CeEBB = C +¼Mn+ 1 / 15Cu + 1 / 15Ni + 1 / 5Cr + 1 / 5Mo + 1 / 5V（式1）

6. 发明申请

US20130279971A1 ELECTRON-BEAM WELDED JOINT, STEEL FOR ELECTRON-BEAM WELDING, AND MANUFACTURING METHOD 有权
标题翻译：电子束焊接接头，电子束焊接用钢和制造方法
公开(公告)号：US20130279971A1
公开(公告)日：2013-10-24
申请号：US13988737
申请日：2011-10-27
申请人： Ryuichi Honma , Ryuji Uemori , Tadashi Ishikawa , Akihiko Kojima , Manabu Hoshino
发明人： Ryuichi Honma , Ryuji Uemori , Tadashi Ishikawa , Akihiko Kojima , Manabu Hoshino
IPC分类号： B23K35/30
CPC分类号： B23K35/3073 , B23K15/0093 , Y10T403/477 , Y10T428/12965
摘要： An electron-beam welded joint including, by mass %, C: 0.02% to 0.1%, Si: 0.03% to 0.30%, Mn: 1.5% to 2.5%, Ti: 0.005 to 0.015%, N: 0.0020 to 0.0060%, O: 0.0010% to 0.0035%, Nb: 0% to 0.020%, V: 0% to 0.030%, Cr: 0% to 0.50%, Mo: 0% to 0.50%, Cu: 0% to 0.25%, Ni: 0% to 0.50%, B: 0% to 0.0030%, S: limited to 0.010% or less, P: limited to 0.015% or less, Al: limited to 0.004% or less, and a balance consisting of iron and unavoidable impurities, wherein an index value CeEB is 0.49% to 0.60%, a number of oxides having an equivalent circle diameter of 1.0 μm or more is 20 pieces/mm2 or less, and a number of oxides having an equivalent circle diameter of 0.05 μm or more and less than 0.5 μm is 1×103 pieces/mm2 to 1×105 pieces/mm2 at a thickness center portion.
摘要翻译： 1.一种电子束焊接接头，以质量％计含有C：0.02〜0.1％，Si：0.03〜0.30％，Mn：1.5〜2.5％，Ti：0.005〜0.015％，N：0.0020〜0.0060％ O：0.0010〜0.0035％，Nb：0〜0.020％，V：0％〜0.030％，Cr：0〜0.50％，Mo：0〜0.50％，Cu：0〜0.25％ 0％〜0.50％，B：0％〜0.0030％，S：限制在0.010％以下，P：0.015％以下，Al：0.004％以下，余量由铁和不可避免的杂质其中，指数值CeEB为0.49〜0.60％，当量圆直径为1.0μm以上的氧化物数为20个/ mm 2以下，当量圆直径为0.05μm以上的氧化物数在厚度中心部分，小于0.5μm为1×103个/ mm 2〜1×105个/ mm 2。

7. 发明申请

US20120237287A1 BUTT-WELDED JOINT AND METHOD FOR MANUFACTURING SAME 有权
标题翻译： BUTT焊接接头及其制造方法
公开(公告)号：US20120237287A1
公开(公告)日：2012-09-20
申请号：US13513090
申请日：2010-12-03
申请人： Ryuichi Honma , Tadashi Ishikawa
发明人： Ryuichi Honma , Tadashi Ishikawa
IPC分类号： B23K15/00
CPC分类号： B23K15/006 , B23K15/0006 , B23K15/06 , B23K2101/06 , B23K2101/18 , B23K2103/04 , Y10T403/477 , Y10T403/478
摘要： A butt-welded joint includes a pair of steel plates, a first weld metal that is formed at a butting portion of the pair of steel plates from a first surface side of the pair of steel plates to a second surface side opposite the first surface side by irradiation of a first high-energy density beam from the first surface side, and a second weld metal that is formed by a second high-energy density beam to cover an end surface of the first surface side of the first weld metal. Here, a width W1 of the first weld metal on the first surface and a width W2 of the second weld metal on the first surface satisfy a following equation (1), and a depth from the first surface of the second weld metal is 2.0 mm to 10.0 mm. 1.2≦W2/W1≦3.5 (1)
摘要翻译：对接焊接头包括一对钢板，第一焊接金属，其形成在所述一对钢板的对接部分，从所述一对钢板的第一表面侧到与所述一对钢板的第一表面侧相对的第二表面侧通过从第一表面侧照射第一高能量密度光束和由第二高能量密度光束形成以覆盖第一焊接金属的第一表面侧的端表面的第二焊接金属。这里，第一表面上的第一焊接金属的宽度W1和第一表面上的第二焊接金属的宽度W2满足以下等式（1），并且来自第二焊接金属的第一表面的深度为2.0mm 至10.0mm。 1.2＆nlE; W2 / W1＆nlE; 3.5（1）

8. 发明授权

US08114528B2 Electron beam welded joint excellent in brittle fracture resistance 有权
$Electron beam welded joint excellent in brittle fracture resistance$
标题翻译：电子束焊接接头耐脆性断裂性优良
公开(公告)号：US08114528B2
公开(公告)日：2012-02-14
申请号：US12442665
申请日：2007-01-12
申请人： Tadashi Ishikawa , Ryuichi Honma , Akihiko Kojima , Yuzuru Yoshida , Youichi Tanaka
发明人： Tadashi Ishikawa , Ryuichi Honma , Akihiko Kojima , Yuzuru Yoshida , Youichi Tanaka
IPC分类号： B32B15/18
CPC分类号： B23K15/0046 , B23K2103/04 , C22C38/04 , C22C38/14 , Y10T428/12493 , Y10T428/12965 , Y10T428/12972 , Y10T428/12986
摘要： To form a welded joint having a sufficiently high fracture toughness value δc by butting welding high strength steel plates having a yield strength of the 355 MPa class or more and a plate thickness of over 50 mm by electron beam welding, the butt welded joint is made one where the hardness of the weld metal is 110% to 220% of the hardness of the base material and where the width of the weld metal is 20% A or less of the base material plate thickness.
摘要翻译：为了形成具有足够高的断裂韧度值δc的焊接接头，通过电子束焊接对接耐屈曲强度为355MPa等级或更高的板厚度以及厚度超过50mm的高强度钢板，对接焊接焊接金属的硬度为基材硬度的110〜220％，焊接金属的宽度为基板厚度的20％A以下的情况。

9. 发明授权

US08653403B2 Butt-welded joint and method for manufacturing same 有权
标题翻译：对焊接头及其制造方法
公开(公告)号：US08653403B2
公开(公告)日：2014-02-18
申请号：US13513090
申请日：2010-12-03
申请人： Ryuichi Honma , Tadashi Ishikawa
发明人： Ryuichi Honma , Tadashi Ishikawa
IPC分类号： B23K15/00
CPC分类号： B23K15/006 , B23K15/0006 , B23K15/06 , B23K2101/06 , B23K2101/18 , B23K2103/04 , Y10T403/477 , Y10T403/478
摘要： A butt-welded joint includes a pair of steel plates, a first weld metal that is formed at a butting portion of the pair of steel plates from a side of a first surface of the butt-welded joint to a side of a second surface opposite the first surface by irradiation of a first high-energy density beam from the side of the first surface, and a second weld metal that is formed by irradiation of a second high-energy density beam to cover an end surface of the first weld metal at the side of the first surface side of the first weld metal. A width W1 of the first weld metal on the first surface and a width W2 of the second weld metal on the first surface satisfy an equation 1.2≦W2/W1≦3.5, and a depth of the second weld metal from the first surface is 2.0 mm to 10.0 mm.
摘要翻译：对接焊接头包括一对钢板，第一焊接金属，其形成在所述一对钢板的对接部分处，从所述对接焊接接头的第一表面的一侧到相对的第二表面的一侧所述第一表面通过从所述第一表面侧照射第一高能量密度束;以及第二焊接金属，其通过第二高能量密度束的照射而形成，以覆盖所述第一焊接金属的端面第一焊缝金属的第一表面侧的一侧。第一表面上的第一焊接金属的宽度W1和第一表面上的第二焊接金属的宽度W2满足方程式1.2 @ W2 / W1 @ 3.5，第一焊接金属的第一表面的深度为2.0 mm至10.0 mm。

10. 发明申请

US20100028717A1 ELECTRON BEAM WELDED JOINT EXCELLENT IN BRITTLE FRACTURE RESISTANCE 有权
标题翻译：电子束焊接接头在脆性断裂韧性方面优秀
公开(公告)号：US20100028717A1
公开(公告)日：2010-02-04
申请号：US12442665
申请日：2007-01-12
申请人： Tadashi Ishikawa , Ryuichi Honma , Akihiko Kojima , Yuzuru Yoshida , Youichi Tanaka
发明人： Tadashi Ishikawa , Ryuichi Honma , Akihiko Kojima , Yuzuru Yoshida , Youichi Tanaka
IPC分类号： B32B15/18 , B32B15/01
CPC分类号： B23K15/0046 , B23K2103/04 , C22C38/04 , C22C38/14 , Y10T428/12493 , Y10T428/12965 , Y10T428/12972 , Y10T428/12986
摘要： To form a welded joint having a sufficiently high fracture toughness value δc by butting welding high strength steel plates having a yield strength of the 355 MPa class or more and a plate thickness of over 50 mm by electron beam welding, the butt welded joint is made one where the hardness of the weld metal is 110% to 220% of the hardness of the base material and where the width of the weld metal is 20%A or less of the base material plate thickness. More preferably, the amount of O in the weld metal of the welded joint is made 20 ppm or more and the amount of oxides of a grain size of 2.0 μm or more is made 10/mm2 or less; the weld metal of the welded joint is made to contain Ni in an amount of 1 to 4 mass % and contain it in more than an amount of 0.2 mass % or more of the content of the base material; or, when using as the base material a steel material containing as Ni in an amount of 2.5 mass % or more, making the content of Ni contained in the weld metal of the welded joint, by mass %, over 4% to 8%.
摘要翻译：为了形成具有足够高的断裂韧度值的焊接接头，通过电子束焊接对接焊接强度为355MPa等级或更高的板厚度以及厚度超过50mm的高强度钢板，对接焊接焊接金属的硬度为基材硬度的110〜220％，焊接金属的宽度为基板厚度的20％A以下的情况。更优选焊接接头的焊接金属中的O量为20ppm以上，粒径为2.0μm以上的氧化物的量为10 / mm 2以下。使焊接接头的焊接金属含有1〜4质量％的Ni，并且含有超过基材含量的0.2质量％以上的量。或者，当将作为Ni的2.5质量％以上的钢材用作基材时，使焊接接头的焊接金属中含有的Ni的含量以质量％计超过4％〜8％。

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