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    Fin material for brazing
    1.
    发明授权
    Fin material for brazing 失效
    钎焊材料

    公开(公告)号：US06471794B2

    公开(公告)日：2002-10-29

    申请号：US09861141

    申请日：2001-05-18

    申请人： Takeyoshi Doko ,  Akira Kawahara ,  Sunao Fukuda ,  Yoshihiko Kamiya ,  Masaki Shimizu ,  Kenji Negura

    发明人： Takeyoshi Doko ,  Akira Kawahara ,  Sunao Fukuda ,  Yoshihiko Kamiya ,  Masaki Shimizu ,  Kenji Negura

    IPC分类号： C22C2100

    CPC分类号： C22C21/00 ,  C22F1/04

    摘要： An aluminum alloy fin material for brazing which is composed of an aluminum alloy comprising above 0.1 wt % to 3 wt % of Ni, above 1.5 wt % to 2.2 wt % of Fe, and 1.2 wt % or less of Si, and at least one selected from the group consisting of 4 wt % or less of Zn, 0.3 wt % or less of In, and 0.3 wt % or less of Sn, and further comprising, optionally, at least one selected from the group consisting of co, Cr, Zr, Ti, Cu, Mn, and Mg in given amounts, the balance being unavoidable impurities and aluminum, wherein a ratio of the grain length in the right angle direction/the grain length in the parallel direction is 1/30 or less, an electric conductivity is 50 to 55 %IACS, and a tensile strength is 170 to 280 MPa.

    摘要翻译： 一种用于钎焊的铝合金翅片材料，其由包含0.1重量％至3重量％以上的Ni，高于1.5重量％至2.2重量％的Fe和1.2重量％以下的Si的铝合金构成，以及至少一个 选自由4重量％以下的Zn，0.3重量％以下的In和0.3重量％以下的Sn组成的组中的至少1种，还可以含有选自由Co，Cr， Zr，Ti，Cu，Mn和Mg，平衡是不可避免的杂质和铝，其中直角方向上的晶粒长度/平行方向的晶粒长度的比率为1/30以下， 电导率为50〜55％IACS，拉伸强度为170〜280MPa。

    Method for manufacturing an aluminum alloy fin material for brazing
    3.
    发明授权
    Method for manufacturing an aluminum alloy fin material for brazing 有权
    用于制造用于钎焊的铝合金翅片材料的方法

    公开(公告)号：US06620265B2

    公开(公告)日：2003-09-16

    申请号：US10152922

    申请日：2002-05-20

    申请人： Akira Kawahara ,  Takeyoshi Doko

    发明人： Akira Kawahara ,  Takeyoshi Doko

    IPC分类号： C22C901

    CPC分类号： F28F21/084 ,  B22D11/0622 ,  C22C21/00 ,  C22C21/10 ,  C22F1/04 ,  C22F1/053 ,  F28F1/126

    摘要： A method for manufacturing an aluminum alloy fin material brazing comprises forming an ingot sheet by casting a molten liquid of an aluminum alloy by a continuous casting rolling method, and cold-rolling the ingot sheet to prepare a fin material. The aluminum alloy contains prescribed amounts of Mn, Fe, and Si, with the balance being Al and inevitable impurities. The continuous cast-rolling is applied under each a prescribed condition of a molten liquid temperature, a roll press load, a casting speed, and a thickness of the ingot sheet. Two or more intermediate annealings are applied midway in the cold-rolling process, with intermediate annealing including final intermediate annealing with a heating furnace in prescribed temperature range, thereby adjusting the prescribed rolling ratio in the cold-rolling, after the final intermediate annealing.

    摘要翻译： 铝合金翅片材料钎焊的制造方法包括通过连续铸造轧制法铸造铝合金的熔融液体来形成锭块，并且冷轧锭锭以制备翅片材料。 铝合金含有规定量的Mn，Fe和Si，余量为Al和不可避免的杂质。 在熔融液温度，辊压负荷，铸造速度和锭厚度的规定条件下进行连续铸造。 在冷轧过程中中间施加两个以上的中间退火，中间退火包括在规定温度范围内的加热炉的最终中间退火，从而在最终中间退火之后调节冷轧中的规定的轧制比。

    Method for manufacturing a fin material for brazing
    4.
    发明授权
    Method for manufacturing a fin material for brazing 有权
    钎焊用翅片材料的制造方法

    公开(公告)号：US06660108B2

    公开(公告)日：2003-12-09

    申请号：US09815383

    申请日：2001-03-22

    申请人： Takeyoshi Doko ,  Akira Kawahara

    发明人： Takeyoshi Doko ,  Akira Kawahara

    IPC分类号： C22F104

    CPC分类号： C22F1/04 ,  C22C21/00 ,  Y10T29/4935 ,  Y10T29/49991

    摘要： A method of producing an aluminum alloy fin material for brazing, which comprises: casting an aluminum alloy by continuous cast-rolling, wherein the alloy comprises above 0.1 wt % to 3 wt % of Ni, above 1.5 wt % to 2.2 wt % of Fe, and 1.2 wt % or less of Si, and at least one of Zn, In, and Sn in given amounts, the balance being unavoidable impurities and aluminum, and cold-rolling in which annealing at 250 to 500° C. is conducted plural times midway in the cold-rolling, thereby producing the fin material of a given thickness; wherein a cast coil with a given thickness is produced by continuous cast-rolling, and wherein the second last annealing is carried out with a given thickness, and wherein the final annealing is carried out under heating conditions that do not allow complete recrystallization.

    摘要翻译： 一种生产用于钎焊的铝合金翅片材料的方法，其包括：通过连续铸造铸造铝合金，其中所述合金包含0.1重量％至3重量％的Ni，高于1.5重量％至2.2重量％的Fe ，1.2重量％以下的Si，以及给定量的Zn，In和Sn中的至少一种，余量为不可避免的杂质和铝，并且在250〜500℃退火进行多次的压延 在冷轧中途，从而制造给定厚度的翅片材料;其中通过连续铸造制造具有给定厚度的铸造线圈，并且其中在最后一次退火中以给定厚度进行，并且其中在最终退火 在不允许完全再结晶的加热条件下进行。

    Method of producing aluminum alloy heat-exchanger
    6.
    发明授权
    Method of producing aluminum alloy heat-exchanger 失效
    生产铝合金热交换器的方法

    公开(公告)号：US5375760A

    公开(公告)日：1994-12-27

    申请号：US197202

    申请日：1994-02-16

    申请人： Takeyoshi Doko

    发明人： Takeyoshi Doko

    IPC分类号： C22F1/04 ,  C22F1/043 ,  F28F9/02 ,  B23K31/02 ,  B23K101/14

    CPC分类号： F28F9/0226 ,  C22F1/04 ,  C22F1/043

    摘要： A method of producing an aluminum alloy heat-exchanger is disclosed, wherein, upon producing an aluminum alloy heat-exchanger by soldering technique, it is retained for 10 minutes to 30 hours at 400.degree. to 500.degree. C. after finishing a heating for soldering. It is better to retain the heat-exchanger during cooling. Alternatively, the heat-exchanger may be cooled to 150.degree. C. or lower and reheated to 400.degree. to 500.degree. C. for at least 10 minutes to up to 30 hours. Furthermore it is preferable to cool at a cooling velocity of not slower than 30.degree. C./min across a temperature range from about 200.degree. C. to about 400.degree. C. after the retainment. Excellent thermal efficiency, high strength and excellent corrosion resistance can be achieved this way.

    摘要翻译： 公开了一种铝合金热交换器的制造方法，其中，在通过焊接技术制造铝合金热交换器时，在完成加热焊接后，在400〜500℃保持10分钟〜30小时 。 最好在冷却过程中保留热交换器。 或者，热交换器可以冷却至150℃或更低，并且再加热至400至500℃至少10分钟至多达30小时。 此外，优选在保持后在约200℃至约400℃的温度范围内以不低于30℃/分钟的冷却速度冷却。 这样可以实现出色的热效率，高强度和优异的耐腐蚀性。

    Brazing method of an aluminum material
    7.
    发明申请
    Brazing method of an aluminum material 审中-公开
    铝材料的钎焊方法

    公开(公告)号：US20060081682A1

    公开(公告)日：2006-04-20

    申请号：US11290514

    申请日：2005-12-01

    申请人： Takeyoshi Doko ,  Yutaka Yanagawa

    发明人： Takeyoshi Doko ,  Yutaka Yanagawa

    IPC分类号： A47J36/02

    CPC分类号： B23K1/0012 ,  B23K1/008 ,  B23K35/0238 ,  B23K35/286 ,  B23K2101/14 ,  B23K2103/10

    摘要： A method of brazing an aluminum material, which contains: using an aluminum alloy brazing sheet, wherein an aluminum alloy containing 0.2 to 1 mass % of Mg is used for a core alloy; the brazing sheet, in which an Mg amount in a filler alloy is 0.05 mass % or less, is used; and the brazing is carried out by using a brazing furnace that has at least two chambers for brazing in an inert gas atmosphere under a heating condition of a temperature-rising time of within 12 minutes from a temperature exceeding 200° C., to 570° C.; a brazing furnace and an aluminum alloy brazing sheet, each of which is used in the method; and a heat exchanger, which is produced by the method.

    摘要翻译： 一种铝材钎焊方法，其特征在于：使用含有0.2〜1质量％Mg的铝合金的铝合金钎焊片作为芯合金; 使用填充合金中的Mg量为0.05质量％以下的钎焊片; 通过使用钎焊炉，在从超过200℃的温度升温到12分钟以上的加热条件下，在惰性气体气氛中，至少具有两个用于钎焊的室的钎焊炉进行钎焊，至570℃ C。; 钎焊炉和铝合金钎焊板，其中每个都用于该方法中; 和通过该方法制造的热交换器。

    Heat exchanger made of an aluminum alloy
    9.
    发明授权
    Heat exchanger made of an aluminum alloy 有权
    铝合金换热器

    公开(公告)号：US06523605B2

    公开(公告)日：2003-02-25

    申请号：US09802907

    申请日：2001-03-12

    申请人： Takeyoshi Doko ,  Koji Okada ,  Takeshi Iguchi ,  Takaaki Sakane ,  Yoshihiro Kinoshita ,  Taketoshi Toyama ,  Akira Uchikawa ,  Satoshi Nohira ,  Homare Koutate

    发明人： Takeyoshi Doko ,  Koji Okada ,  Takeshi Iguchi ,  Takaaki Sakane ,  Yoshihiro Kinoshita ,  Taketoshi Toyama ,  Akira Uchikawa ,  Satoshi Nohira ,  Homare Koutate

    IPC分类号： F28F1318

    CPC分类号： F28F21/084 ,  F28F9/0234 ,  Y10S165/916 ,  Y10T29/49393

    摘要： There is disclosed a heat exchanger made of an aluminum alloy having a radiator part (10) and an oil cooler part (11) in combination and manufactured integrally by the brazing method, wherein a refrigerant tank (13) for covering and sealing the oil cooler part is made of an aluminum alloy, an aluminum alloy containing Si in an amount from more than 7.0 wt % to 12.0 wt %, Fe in an amount from more than 0.05 wt % to 0.5 wt %, Cu in an amount from more than 0.4 wt % to 8.0 wt %, Zn in an amount from more than 0.5 wt % to 10.0 wt %, and the balance of aluminum and inevitable impurities is used as a filler material of brazing sheets that are used for the oil cooler part and are brazed in the tank, and the refrigerant tank is assembled integrally with the radiator part and the oil cooler part by brazing with the brazing material. The heat exchanger made of an aluminum alloy by using an aluminum material instead of a resin tank, can be easily recycled, is excellent in corrosion resistance, and can be manufactured without requiring a step of caulking a tank.

    摘要翻译： 公开了一种由铝合金制成的热交换器，其具有散热器部分（10）和油冷却器部分（11），并通过钎焊方法整体制造，其中用于覆盖和密封油冷却器的制冷剂罐（13） 部分由铝合金，含有大于7.0重量％至12.0重量％的Si的铝合金，大于0.05重量％至0.5重量％的Fe，大于0.4的Cu 重量％至8.0重量％，大于0.5重量％至10.0重量％的Zn，其余为铝和不可避免的杂质，用作用于油冷却器部分并钎焊的钎焊板的填料 在储罐中，通过与钎焊材料钎焊，将制冷剂罐与散热器部件和油冷却器部件一体地组装。 通过使用铝材代替树脂罐，由铝合金制成的热交换器可以容易地再循环，耐腐蚀性优异，并且可以制造而不需要对槽进行铆接的步骤。

    Aluminum alloy tube and heat exchanger, and method of metal-spraying a filler alloy
    10.
    发明授权
    Aluminum alloy tube and heat exchanger, and method of metal-spraying a filler alloy 失效
    铝合金管和热交换器，以及金属喷涂填充合金的方法

    公开(公告)号：US06186222B1

    公开(公告)日：2001-02-13

    申请号：US09116254

    申请日：1998-07-16

    申请人： Takeyoshi Doko ,  Hirokazu Yamaguchi ,  Osamu Kato ,  Taketoshi Toyama ,  Kouji Hirakami ,  Akira Uchikawa ,  Takaaki Sakane ,  Homare Koutate

    发明人： Takeyoshi Doko ,  Hirokazu Yamaguchi ,  Osamu Kato ,  Taketoshi Toyama ,  Kouji Hirakami ,  Akira Uchikawa ,  Takaaki Sakane ,  Homare Koutate

    IPC分类号： F28F1318

    CPC分类号： F28F1/126 ,  B23K35/288 ,  C23C4/04 ,  C23C4/08 ,  F28F19/06 ,  Y10T29/49377 ,  Y10T428/12063

    摘要： There is disclosed an aluminum alloy tube whose outer surface is covered with a filler alloy by metal-spraying, wherein the base material of the tube has an uneven rough surface with the depth of 10 &mgr;m or more, and the difference between the highest projection of the base material surface and the highest projection of the filler alloy layer covering it is 3 to 25 &mgr;m; a heat exchanger, which is assembled by using the tubes; and a method of metal-spraying, which comprises metal-spraying an aluminum alloy filler powder in a melted state, by the high-velocity flame metal-spraying process, in which the filler contains 15 to 50% Si by weight, and the powder is mainly made up of particles whose diameter is 10 &mgr;m to 70 &mgr;m. The aluminum alloy tube is excellent in brazability and corrosion resistance, and by using the tube, it is possible to assemble a heat exchanger without allowing locally filler-unbonded parts to be formed. Further, according to the method of metal-spraying, it is possible to form a excellent filler alloy layer, and obtain a tube high in brazability and corrosion resistance.

    摘要翻译： 公开了一种铝合金管，其外表面通过金属喷涂被填充合金覆盖，其中管的基材具有不均匀的粗糙表面，深度为10um或更大，并且最高投影之间的差异 基材表面和覆盖其的填充合金层的最高突起为3〜25μm; 热交换器，其通过使用管组装; 以及一种金属喷涂方法，其中包括通过高速火焰金属喷涂工艺对熔融状态的铝合金填料粉末进行金属喷涂，其中填料含有15〜50重量％的Si，粉末 主要由直径为10〜70um的颗粒组成。 铝合金管的钎焊性和耐腐蚀性优异，并且通过使用管，可以组装热交换器而不允许形成局部填料 - 未结合部分。 此外，根据金属喷涂的方法，可以形成优异的填充合金层，并获得高钎焊性和耐腐蚀性的管。