公开(公告)号：US06627330B1

公开(公告)日：2003-09-30

申请号：US09596934

申请日：2000-06-19

申请人： Masaki Shimizu ,  Haruhiko Miyachi ,  Toshihiko Fukuda ,  Hiroshi Ikeda ,  Yoshifusa Shoji

发明人： Masaki Shimizu ,  Haruhiko Miyachi ,  Toshihiko Fukuda ,  Hiroshi Ikeda ,  Yoshifusa Shoji

IPC分类号： B32B1501

CPC分类号： F28F21/089 ,  B23K35/0238 ,  B23K35/286 ,  B23K2101/14 ,  B23K2103/10 ,  B32B15/016 ,  F28D1/0333 ,  F28D9/0043 ,  F28F21/084 ,  Y10S428/933 ,  Y10T428/12764

摘要： An aluminum alloy brazing sheet has a quad-layer structure made of an outer filler material, intermediate layer material, core material, and inner filler material. The core material contains 0.5-1.6% of Mn, 0.10-0.50% of Cu, 0.05-0.50% of Mg, and 0.06-0.30% of Ti, and, as impurities, 0.5% or less of Fe, 0.5% or less of Si, and 0.1% or less of Zn, with the remainder being Al and unavoidable impurities; the intermediate layer material contains 0.2-1.5% of Mg and at least one of 0.5-4% of Zn, 0.005-0.2% of In, and 0.01-0.2% of Sn, and, as impurities, 0.3% or less of Si, 0.3% or less of Fe, 0.05% or less of Cu, 0.05% or less of Mn, and 0.3% or less of Ti, with the remainder being Al and unavoidable impurities. The thickness of the intermediate layer material is 50 &mgr;m or more and no more than the thickness of the core material. The outer filler material and the inner filler material are Al—Si—Mg alloys, the outer filler material, preferably including at least one of 0.005-0.2% of In and 0.01-0.2% of Sn.

摘要翻译： 铝合金钎焊板具有由外部填充材料，中间层材料，芯材料和内部填充材料制成的四层结构。 芯材含有0.5-1.6％的Mn，0.10-0.50％的Cu，0.05-0.50％的Mg和0.06-0.30％的Ti，作为杂质，含有0.5％以下的Fe，0.5％以下的Fe Si和0.1％以下的Zn，其余为Al和不可避免的杂质; 中间层材料含有0.2-1.5％的Mg和0.5-4％的Zn，0.005-0.2％的In和0.01-0.2％的Sn中的至少一种，并且作为杂质，含有0.3％或更少的Si， 0.3％以下的Fe，0.05％以下的Cu，0.05％以下的Mn和0.3％以下的Ti，余量为Al和不可避免的杂质。 中间层材料的厚度为50μm以上且不大于芯材的厚度。 外部填充材料和内部填充材料是Al-Si-Mg合金，外部填充材料优选包括0.005-0.2％的In和0.01-0.2％的Sn中的至少一种。

公开(公告)号：US06638376B2

公开(公告)日：2003-10-28

申请号：US09952211

申请日：2001-09-14

申请人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Hirokazu Tanaka ,  Yoshifusa Shoji ,  Takahiro Koyama ,  Toshihiko Fukuda

发明人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Hirokazu Tanaka ,  Yoshifusa Shoji ,  Takahiro Koyama ,  Toshihiko Fukuda

IPC分类号： C22C2100

CPC分类号： C22C21/00 ,  C22F1/04

摘要： An aluminum alloy piping material exhibiting good corrosion resistance and having an excellent workability, such as bulge formation capability at the pipe ends. The aluminum alloy piping material is suitably used for pipes connecting automotive radiators and heaters or pipes connecting evaporators, condensers, and compressors. The aluminum alloy material is formed from an aluminum alloy which contains 0.3-1.5% of Mn, 0.20% or less of Cu, 0.06-0.30% of Ti, 0.01-0.20% of Fe, and 0.01-0.20% of Si, with the balance being Al and impurities, wherein, among Si compounds, Fe compounds, and Mn compounds present in the matrix, the number of compounds with a particle diameter of 0.5 &mgr;m or more is 2×104 or less per mm2. The aluminum alloy piping material may further comprise 0.4% or less of Mg.

摘要翻译： 表现出良好的耐腐蚀性并且具有优异的可加工性的铝合金管材，例如在管端的凸起形成能力。 铝合金管道材料适用于连接汽车散热器和连接蒸发器，冷凝器和压缩机的加热器或管道的管道。 铝合金材料由铝合金形成，其含有0.3-1.5％的Mn，0.20％以下的Cu，0.06-0.30％的Ti，0.01-0.20％的Fe和0.01-0.20％的Si，其中 余量为Al和杂质，其中，在Si化合物中存在的Fe化合物和Mn化合物中，粒径为0.5μm以上的化合物的数量为每mm 2 2×10 4以下。 铝合金管材可以进一步包含0.4％以下的Mg。

公开(公告)号：US06316126B1

公开(公告)日：2001-11-13

申请号：US09417803

申请日：1999-10-14

申请人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Hisao Kato ,  Hirokazu Tanaka ,  Hiroshi Ikeda ,  Yoshifusa Shoji

发明人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Hisao Kato ,  Hirokazu Tanaka ,  Hiroshi Ikeda ,  Yoshifusa Shoji

IPC分类号： B32B1520

CPC分类号： F28F21/089 ,  B32B15/016 ,  F28F19/004 ,  F28F19/06 ,  F28F21/084 ,  Y10S428/933 ,  Y10T428/12736 ,  Y10T428/12764 ,  Y10T428/12986 ,  Y10T428/31678

摘要： An aluminum alloy clad material for heat exchangers exhibiting excellent erosion-corrosion resistance, corrosion resistance, pitting resistance, and brazability, which is suitably used as an aluminum alloy clad sheet for forming a constituent member, in particular, a tube for an aluminum heat exchanger such as a radiator and heater, and as a pipe for circulating a working fluid in the aluminum heat exchanger or a pipe connected to the heat exchangers. The aluminum alloy clad sheet comprises a sacrificial anode material clad on one side of a core material, wherein the core material comprises an Al—Mn alloy and the sacrificial anode material comprises an aluminum alloy, for example, an aluminum alloy comprising 3.0-12.0% of Si with the remaining portion consisting of Al and impurities, or an aluminum alloy comprising 3.0-12.0% of Si, 1-10% of Zn, and 0.15-1.2% of Fe with the remaining portion consisting of Al and impurities. The sacrificial anode material may comprise trace amounts of one or more of In, Sn, and Mg. The clad sheet may have a three-layered clad material in which an Al—Si-type brazing material is clad on the side of the core material.

摘要翻译： 特别是用于形成构成部件的铝合金包覆板，特别是用于铝热交换器的管的铝合金包覆材料，其表现出优异的耐腐蚀性，耐腐蚀性，耐点蚀性和钎焊性 例如散热器和加热器，以及用于在铝热交换器中循环工作流体的管道或连接到热交换器的管道。 铝合金复合板包括包覆在芯材一侧的牺牲阳极材料，其中芯材料包括Al-Mn合金，牺牲阳极材料包括铝合金，例如包含3.0-12.0％ 的Si，其余部分由Al和杂质组成，或者包含3.0-12.0％的Si，1-10％的Zn和0.15-1.2％的Fe，其余部分由Al和杂质组成的铝合金。 牺牲阳极材料可以包含痕量的In，Sn和Mg中的一种或多种。 复合板可以具有其中Al-Si型钎焊材料包覆在芯材侧的三层包覆材料。

公开(公告)号：US07211160B2

公开(公告)日：2007-05-01

申请号：US10674283

申请日：2003-09-29

申请人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Takahiro Koyama ,  Yoshifusa Shoji

发明人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Takahiro Koyama ,  Yoshifusa Shoji

IPC分类号： C22C21/00

CPC分类号： C22F1/04 ,  C22C21/00

摘要： An aluminum alloy piping material for automotive tubes having excellent tube expansion formability by bulge forming at the tube end and superior corrosion resistance, which is suitably used for a tube connecting an automotive radiator and heater, or for a tube connecting an evaporator, condenser, and compressor. The aluminum alloy piping material is an annealed material of an aluminum alloy containing 0.3 to 1.5% of Mn, 0.20% or less of Cu, 0.10 to 0.20% of Ti, more than 0.20% but 0.60% or less of Fe, and 0.50% or less of Si with the balance being aluminum and unavoidable impurities, wherein the aluminum alloy piping material has an average crystal grain size of 100 μm or less, and Ti-based compounds having a grain size (circle equivalent diameter, hereinafter the same) of 10 μm or more do not exist as an aggregate of two or more serial compounds in a single crystal grain.

摘要翻译： 一种用于汽车管的铝合金管道材料，其具有优异的管膨胀成形性，通过在管端突出形成和优异的耐腐蚀性，其适用于连接汽车散热器和加热器的管，或用于连接蒸发器，冷凝器和 压缩机。 铝合金管材是铝合金的退火材料，其含有0.3〜1.5％的Mn，0.20％以下的Cu，0.10〜0.20％的Ti，0.20％以上且0.60％以下的Fe和0.50％ 以下，余量由铝和不可避免的杂质构成，其中，铝合金管材的平均结晶粒径为100μm以下，具有粒径（圆当量直径，以下相同）的Ti系化合物为 作为单晶粒中的两种以上的串联化合物的集合体，不存在10个以上的粒子。

公开(公告)号：US07250223B2

公开(公告)日：2007-07-31

申请号：US10860560

申请日：2004-06-03

申请人： Haruhiko Miyachi ,  Yoshiharu Hasegawa ,  Masamichi Makihara ,  Yasunaga Itoh ,  Naoki Yamashita ,  Toshihiko Fukuda

发明人： Haruhiko Miyachi ,  Yoshiharu Hasegawa ,  Masamichi Makihara ,  Yasunaga Itoh ,  Naoki Yamashita ,  Toshihiko Fukuda

IPC分类号： F28F23/00 ,  F28F1/12 ,  F28F1/42 ,  F28F21/08 ,  B32B7/02 ,  B32B15/01 ,  B32B15/20

CPC分类号： F28F19/06 ,  F28F1/126 ,  F28F21/084 ,  F28F21/089 ,  Y10S165/905 ,  Y10T428/12764 ,  Y10T428/31678

摘要： The present invention provides a heat exchanger which is assembled by brazing an aluminum fin material to the outer surface of an aluminum tube material formed by bending a sheet material, in particular, an aluminum heat exchanger which can be suitably used as an automotive heat exchanger such as a condenser or evaporator. The tube material is formed of a two-layer clad sheet which includes a core material and an Al—Zn alloy layer clad on the core material. The Al—Zn alloy layer is clad on the outer surface of the tube material and brazed to the aluminum fin material. The potential of the Al—Zn alloy layer in a normal corrosive solution is at least 100 mV lower than the potential of the core material in the normal corrosive solution. The potential of the Al—Zn alloy layer in the normal corrosive solution is lower than the potential of the core material in high-concentration corrosive water. The normal corrosive solution refers to an aqueous solution containing 10 g/l of NaCl and 0.3 g/l of Na2SO4, and the high-concentration corrosive water refers to an aqueous solution in which the NaCl concentration is increased by 30 times by concentrating the above aqueous solution.

摘要翻译： 本发明提供一种热交换器，其通过将铝翅片材料钎焊到通过弯曲板材形成的铝管材料的外表面而组装，特别是铝热交换器，铝热交换器可适合用作汽车热交换器 作为冷凝器或蒸发器。 管材由包含芯材和在芯材上包覆的Al-Zn合金层的双层包覆板形成。 Al-Zn合金层被覆在管材的外表面上并钎焊到铝翅片材料上。 正常腐蚀性溶液中Al-Zn合金层的电位比正常腐蚀性溶液中芯材的电位低至少100mV。 正常腐蚀性溶液中Al-Zn合金层的电位低于高浓度腐蚀性水中芯材的电位。 正常腐蚀性溶液是指含有10g / l NaCl和0.3g / l Na 2 SO 4·4的水溶液，高浓度腐蚀性水是指 通过浓缩上述水溶液使NaCl浓度增加30倍的水溶液。

公开(公告)号：US20050011636A1

公开(公告)日：2005-01-20

申请号：US10860560

申请日：2004-06-03

申请人： Haruhiko Miyachi ,  Yoshiharu Hasegawa ,  Masamichi Makihara ,  Yasunaga Itoh ,  Naoki Yamashita ,  Toshihiko Fukuda

发明人： Haruhiko Miyachi ,  Yoshiharu Hasegawa ,  Masamichi Makihara ,  Yasunaga Itoh ,  Naoki Yamashita ,  Toshihiko Fukuda

IPC分类号： B23K1/00 ,  B23K1/19 ,  B23K101/14 ,  B23K103/10 ,  F28F21/08 ,  F28F19/00

CPC分类号： F28F19/06 ,  F28F1/126 ,  F28F21/084 ,  F28F21/089 ,  Y10S165/905 ,  Y10T428/12764 ,  Y10T428/31678

摘要： The present invention provides a heat exchanger which is assembled by brazing an aluminum fin material to the outer surface of an aluminum tube material formed by bending a sheet material, in particular, an aluminum heat exchanger which can be suitably used as an automotive heat exchanger such as a condenser or evaporator. The tube material is formed of a two-layer clad sheet which includes a core material and an Al—Zn alloy layer clad on the core material. The Al—Zn alloy layer is clad on the outer surface of the tube material and brazed to the aluminum fin material. The potential of the Al—Zn alloy layer in normal corrosive solution is 100 mV or more lower than the potential of the core material in the normal corrosive solution. The potential of the Al—Zn alloy layer in the normal corrosive solution is lower than the potential of the core material in high-concentration corrosive water. The normal corrosive solution refers to an aqueous solution containing 10 g/l of NaCl and 0.3 g/l of Na2SO4, and the high-concentration corrosive water refers to an aqueous solution in which the NaCl concentration is increased by 30 times by concentrating the above aqueous solution.

摘要翻译： 本发明提供一种热交换器，其通过将铝翅片材料钎焊到通过弯曲板材形成的铝管材料的外表面而组装，特别是铝热交换器，铝热交换器可适合用作汽车热交换器 作为冷凝器或蒸发器。 管材由包含芯材和在芯材上包覆的Al-Zn合金层的双层包覆板形成。 Al-Zn合金层被覆在管材的外表面上并钎焊到铝翅片材料上。 正常腐蚀性溶液中的Al-Zn合金层的电位比正常腐蚀性溶液中的芯材的电位低100mV。 正常腐蚀性溶液中Al-Zn合金层的电位低于高浓度腐蚀性水中芯材的电位。 正常腐蚀性溶液是指含有10g / l NaCl和0.3g / l Na 2 SO 4的水溶液，高浓度腐蚀性水是指通过浓缩上述NaCl浓度将NaCl浓度提高30倍的水溶液 水溶液。

公开(公告)号：US6129143A

公开(公告)日：2000-10-10

申请号：US906455

申请日：1997-08-05

申请人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Yuji Suzuki ,  Hiroshi Ikeda ,  Hirokazu Tanaka ,  Takahiro Koyama ,  Koji Hirao

发明人： Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Yuji Suzuki ,  Hiroshi Ikeda ,  Hirokazu Tanaka ,  Takahiro Koyama ,  Koji Hirao

IPC分类号： B23K35/02 ,  B23K35/28 ,  B32B15/01 ,  F28F21/08 ,  B32B15/20

CPC分类号： B32B15/016 ,  B23K35/286 ,  F28F21/089 ,  B23K35/0238 ,  Y10S428/933 ,  Y10T428/12764

摘要： A brazing sheet which has an excellent corrosion resistance and cladding rolling property, and is formed from a four layer aluminum alloy cladding member, and a heat exchanger of aluminum alloy, in which the brazing sheet is used, are provided. The brazing sheet is suitable for use as a member in the fluid path of an aluminum heat exchange for a car, and particularly, as a core plate of a drawn cup type heat exchanger. In the brazing sheet, one side of a core member is cladded with an intermediate member less noble than a core member, and the other side of both the core member and the intermediate member are cladded with Al--Si--Mg type cladding member, wherein the core member is of an aluminum alloy containing 0.5 to 1.6% of Mn, 0.15 to 0.35% of Cu, 0.05 to 0.50% of Mg, 0.06 to 0.30% of Ti, and the remainder being Al and unavoidable impurities, and the intermediate member contains 0.5 to 1.2% of Mn and the remainder being aluminum and unavoidable impurities, and 0.05 to 1.2% of Mg, if desired, and has a 70 to 130% deformation resistance. The intermediate member may be composed of an aluminum alloy containing 1 to 5% of Zn, 0.5 to 1.2% of Mg, and the remainder being Al and unavoidable impurities.

摘要翻译： 提供具有优异的耐腐蚀性和包层轧制性的钎焊板，由四层铝合金包覆部件和使用钎焊板的铝合金热交换器形成。 钎焊片适合用作汽车铝热交换器的流体路径中的部件，特别是作为拉拔式热交换器的芯板。 在钎焊片中，芯构件的一侧被覆有中心构件，其中心构件比芯构件的贵度低，并且芯构件和中间构件的另一侧被Al-Si-Mg型包覆构件包覆，其中 芯构件是含有Mn：0.5〜1.6％，Cu：0.15〜0.35％，Mg：0.05〜0.50％，Ti：0.06〜0.30％，余量：Al和不可避免的杂质的铝合金，中间构件 含有0.5〜1.2％的Mn，其余为铝和不可避免的杂质，如果需要，含有0.05〜1.2％的Mg，并且具有70〜130％的变形抗力。 中间构件可以由含有1至5％的Zn，0.5至1.2％的Mg，其余为Al和不可避免的杂质的铝合金构成。

公开(公告)号：US06063510A

公开(公告)日：2000-05-16

申请号：US811047

申请日：1997-03-04

申请人： Yoshihito Inabayashi ,  Hiroshi Kano ,  Noboru Soga ,  Haruhiko Miyachi ,  Eiichi Torigoe

发明人： Yoshihito Inabayashi ,  Hiroshi Kano ,  Noboru Soga ,  Haruhiko Miyachi ,  Eiichi Torigoe

IPC分类号： B23K35/28 ,  B32B15/01 ,  F28D1/03 ,  F28F21/08 ,  B32B15/20

CPC分类号： F28F21/089 ,  B23K35/286 ,  B23K35/288 ,  B32B15/016 ,  F28D1/0333 ,  F28F21/084 ,  B23K2201/14 ,  B23K2203/10 ,  Y10S165/905 ,  Y10S428/933 ,  Y10T428/12764

摘要： The present invention relates to an Al alloy brazing sheet for use in vacuum brazing, which is applied to manufacture a heat exchanger having a tank portion and a refrigerant passage respectively formed by bonding press-formed brazing sheets together by means of vacuum brazing. The brazing sheet includes an Al alloy core material having a composition consisting of 0.5 to 2.0 mass % (hereinafter abbreviated simply as %) of Mn, 0.1 to 1.0% of Cu, 0.05 to 0.5% of Mg and 0 to 0.3%. of Ti, with the remainder being Al and inevitable impurities. An Al--Si--Mg alloy brazing filler metal or an alloy brazing filler metal prepared by further adding 0.05 to 1.0% of Sn to the Al--Si--Mg alloy brazing filler metal, is clad on both surfaces of the sheet to a thickness of 5 to 20% the total sheet thickness. An intermediate layer consisting of an Al alloy having a composition consisting of 0.5 to 2.0% of Mn, 0.05 to 0.5% of Mg and 0 to 0.3% of Ti, with the remainder being Al and inevitable impurities, is provided between the core material and the brazing filler metal corresponding to the outside of the tank portion and the refrigerant passage and has a thickness of 30 .mu.m or more, preferably 80 .mu.m or more, and 35% or less of the total sheet thickness. This Al alloy brazing sheet provides excellent outside corrosion resistance for the heat exchanger.

摘要翻译： 本发明涉及一种用于真空钎焊的Al合金钎焊片，其用于制造具有通过真空钎焊将压制成形的钎焊片粘合在一起的具有罐部和制冷剂通道的热交换器。 钎焊片包括由0.5〜2.0质量％（以下简称为％）Mn，0.1〜1.0％的Cu，0.05〜0.5％的Mg和0〜0.3％组成的Al合金芯材。 的Ti，其余为Al和不可避免的杂质。 通过向Al-Si-Mg合金钎料中进一步添加0.05〜1.0％的Sn而制备的Al-Si-Mg合金钎焊料或合金钎焊料被覆在板的两面上，厚度为 总厚度的5〜20％。 由Al合金组成的中间层，其组成为Mn为0.5〜2.0％，Mg为0.05〜0.5％，Ti为0〜0.3％，余量为Al和不可避免的杂质，芯材与 对应于罐部分和制冷剂通道外侧的钎料，其厚度为30μm以上，优选为80μm以上，35mm以下。 该铝合金钎焊板为热交换器提供优异的外部耐腐蚀性。

公开(公告)号：US20100266871A1

公开(公告)日：2010-10-21

申请号：US12798151

申请日：2010-03-29

申请人： Hiroki Matsuo ,  Haruhiko Miyachi ,  Kenji Negura ,  Naoki Yamashita ,  Yuji Hisatomi ,  Yasunaga Itoh

发明人： Hiroki Matsuo ,  Haruhiko Miyachi ,  Kenji Negura ,  Naoki Yamashita ,  Yuji Hisatomi ,  Yasunaga Itoh

IPC分类号： B32B15/20 ,  B32B15/01

CPC分类号： C22C21/02 ,  B32B15/016 ,  C22C21/10 ,  F28D1/0308 ,  F28F19/06 ,  F28F21/089 ,  Y10S165/905 ,  Y10T428/12764

摘要： An aluminum alloy clad sheet for heat exchangers includes a core material, a cladding material 1, and a cladding material 2, one side and the other side of the core material being respectively clad with the cladding material 1 and the cladding material 2, the core material containing 0.5 to 1.2% of Si, 0.2 to 1.0% of Cu, 1.0 to 1.8% of Mn, and 0.05 to 0.3% of Ti, with the balance being Al and unavoidable impurities, the cladding material 1 containing 3 to 6% of Si, 2 to 8% of Zn, and at least one of 0.3 to 1.8% of Mn and 0.05 to 0.3% of Ti, with the balance being Al and unavoidable impurities, and the cladding material 2 containing 6 to 13% of Si, with the balance being Al and unavoidable impurities, the cladding material 1 serving as the outer side of the aluminum alloy clad sheet during use.

摘要翻译： 用于热交换器的铝合金包覆片包括芯材料，包层材料1和包覆材料2，芯材的一侧和另一侧分别包覆包层材料1和包层材料2，芯体 含有0.5〜1.2％的Si，0.2〜1.0％的Cu，1.0〜1.8％的Mn和0.05〜0.3％的Ti，余量为Al和不可避免的杂质，包层材料1含有3〜6％的 Si，2〜8％的Zn，0.3〜1.8％的Mn和0.05〜0.3％的Ti中的至少1种，余量为Al和不可避免的杂质，含有6〜13％的Si的包层材料2， 余量为Al和不可避免的杂质，包覆材料1在使用期间用作铝合金包覆板的外侧。

公开(公告)号：US06896977B2

公开(公告)日：2005-05-24

申请号：US10807398

申请日：2004-03-24

申请人： Shinya Nishimura ,  Yutaka Yanagawa ,  Takeyoshi Doko ,  Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Kouji Hirao

发明人： Shinya Nishimura ,  Yutaka Yanagawa ,  Takeyoshi Doko ,  Yoshiharu Hasegawa ,  Haruhiko Miyachi ,  Kouji Hirao

IPC分类号： B23K35/02 ,  B23K35/20 ,  B23K35/28 ,  B32B15/01 ,  B32B15/20 ,  B23K1/20 ,  B21D53/02

CPC分类号： C22C21/02 ,  B23K35/0238 ,  B23K35/286 ,  B23K2101/14 ,  B23K2103/10 ,  B32B15/016 ,  C22C21/00 ,  C22C21/08 ,  F28D1/0391 ,  F28F1/126 ,  F28F3/025 ,  Y10S165/905 ,  Y10S428/926 ,  Y10T29/4935 ,  Y10T29/49377 ,  Y10T29/49378 ,  Y10T29/49384 ,  Y10T428/12639 ,  Y10T428/12764 ,  Y10T428/12986

摘要： A method of brazing an aluminum or aluminum alloy material, containing brazing an aluminum alloy brazing sheet that has an aluminum or aluminum alloy core material and, being clad on one or both surfaces, a filler alloy layer comprised of an Al—Si-based alloy and contains Mg incorporated at least in a constituent layer except the filler alloy layer, thereby to form a hollow structure whose one surface clad with the filler alloy is the inner surface, wherein the brazing is carried out in an inert gas atmosphere without applying any flux; and an aluminum alloy brazing sheet which satisfies the relationship: (X+Y)≦a/60+0.5 and X>Y, wherein a (μm) represents the thickness of the filler alloy layer clad on the core material of the inner side of the hollow structure, and X and Y (mass %) represent the Mg contents of the core material and the brazing material, respectively.

摘要翻译： 一种钎焊铝或铝合金材料的方法，包括钎焊具有铝或铝合金芯材的铝合金钎焊片，并且在一个或两个表面上包覆由Al-Si基合金构成的填充合金层 并且含有至少在除了填充合金层之外的构成层中的Mg，从而形成中空结构，其一面被填充合金包覆为内表面，其中钎焊在不施加任何助熔剂的情况下在惰性气体气氛中进行 ; 和满足以下关系的铝合金钎焊片（X + Y）<= a / 60 + 0.5和X> Y，其中（mum）表示包覆在内侧芯材上的填充合金层的厚度 的X和Y（质量％）分别表示芯材和钎料的Mg含量。