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    Aluminum alloy sheet material and method for producing the same
    2.
    发明授权
    Aluminum alloy sheet material and method for producing the same 失效
    铝合金板材及其制造方法

    公开(公告)号：US06726785B2

    公开(公告)日：2004-04-27

    申请号：US10151062

    申请日：2002-05-16

    申请人： Koji Oyama ,  Yoichiro Bekki ,  Noboru Hayashi ,  Morio Kuroki

    发明人： Koji Oyama ,  Yoichiro Bekki ,  Noboru Hayashi ,  Morio Kuroki

    IPC分类号： C22C2106

    CPC分类号： C22C21/02 ,  C22F1/043

    摘要： An aluminum alloy sheet material, containing 2.6% by mass or more and less than 3.5% by mass (% by mass is simply denoted by % hereinafter) of Si, 0.05 to 0.5% of Mg, 0.5% or more and less than 1.2% of Cu, 0.6 to 1.5% of Mn, 0.5 to 1.6% of Zn, and 0.3 to 2.0% of Fe, and containing, if necessary, at least one of 0.01 to 0.2% of Cr, 0.01 to 0.2% of Zr, 0.01 to 0.2% of V, and 0.01 to 0.2% of Ti, with the balance of Al and unavoidable impurities. A method of producing the aluminum alloy sheet material, which method contains carrying out specific workings.

    摘要翻译： 含有2.6质量％以上且小于3.5质量％（以质量％表示）的铝，0.05〜0.5％的Mg，0.5质量％以上且小于1.2质量％的铝合金板材， 的Cu，0.6〜1.5％的Mn，0.5〜1.6％的Zn和0.3〜2.0％的Fe，并且如果需要，含有0.01〜0.2％的Cr，0.01〜0.2％的Zr，0.01 至0.2％的V和0.01至0.2％的Ti，其余为Al和不可避免的杂质。 一种制造铝合金板材的方法，该方法包括进行特定的加工。

    Extruded material of aluminum alloy for structural members of automobile body and method of manufacturing the same
    3.
    发明授权
    Extruded material of aluminum alloy for structural members of automobile body and method of manufacturing the same 失效
    汽车车身结构件铝合金挤压材料及其制造方法

    公开(公告)号：US06607615B1

    公开(公告)日：2003-08-19

    申请号：US09331966

    申请日：1999-08-06

    申请人： Yoichiro Bekki ,  Kazuhisa Kashiwazaki ,  Nobuaki Ohara ,  Noboru Hayashi

    发明人： Yoichiro Bekki ,  Kazuhisa Kashiwazaki ,  Nobuaki Ohara ,  Noboru Hayashi

    IPC分类号： C22C2102

    CPC分类号： C22C21/02 ,  C22F1/043

    摘要： There is disclosed an aluminum alloy extruded material for structural members of automotive bodies, which is composed of an aluminum alloy containing more than 2.6 wt % but 4.0 wt % or less of Si and more than 0.3 wt % but 1.5 wt % or less of Mg, further, (i) containing Mn, Zn, Cu, and Fe each in a given amount, or (ii) containing Zn, Cu, and Fe each in a given amount and containing at least one selected from among Mn, Cr, Zr, and V in a given amount, and the balance being made of Al and unavoidable impurities, which material has a given conductivity and a given melting start temperature. There is also disclosed a method for producing the extruded material, in which after an aluminum alloy ingot of the above composition is subjected to a homogenizing treatment at given conditions, it is cooled, heated again, and subjected to hot extrusion at given conditions. The extruded material is excellent in spot weldability and surface treatment property, such as the chemical conversion property and degreasing property, and it has high mechanical strength and ductility, and is excellent in impact absorbability and/or bendability.

    摘要翻译： 公开了一种用于汽车车身结构件的铝合金挤压材料，其由含有大于2.6重量％但为4.0重量％以下的Si且大于0.3重量％但为1.5重量％以下的Mg 另外，（i）含有给定量的Mn，Zn，Cu和Fe，或者（ii）含有给定量的Zn，Cu和Fe，并且含有选自Mn，Cr，Zr中的至少一种 ，V为一定量，余量为Al和不可避免的杂质，该材料具有给定的导电率和给定的熔融开始温度。 还公开了一种挤出材料的制造方法，其中在给定条件下对上述组合物的铝合金锭进行均化处理后，再次冷却，再加热，并在给定条件下进行热挤压。 挤出材料的点焊性和表面处理性优异，如化学转化性和脱脂性，并且具有高的机械强度和延展性，并且具有优异的冲击吸收性和/或弯曲性。

    Aluminum alloy sheet suitable for high-speed forming and process for manufacturing the same
    4.
    发明授权
    Aluminum alloy sheet suitable for high-speed forming and process for manufacturing the same 失效
    铝合金板适用于高速成型及其制造工艺

    公开(公告)号：US5605586A

    公开(公告)日：1997-02-25

    申请号：US404524

    申请日：1995-03-15

    申请人： Yoichiro Bekki ,  Minoru Hayashi ,  Ryo Syoji

    发明人： Yoichiro Bekki ,  Minoru Hayashi ,  Ryo Syoji

    IPC分类号： C22F1/047 ,  C22F1/04

    CPC分类号： C22F1/047

    摘要： A method for manufacturing an aluminum alloy sheet suitable for high-speed forming includes subjecting the alloy to a homogenization treatment, hot rolling and cold rolling the homogenization treated alloy, thereby obtaining a cold-rolled sheet, and annealing the cold-rolled sheet. The aluminum alloy contains 4.0 to 10.0 wt. % of Mg, 0.2 wt. % of inevitable impurities of Fe and Si, 0.05 wt. % of other impurity elements, and the balance of Al. Another embodiment includes deep drawing the aluminum alloy sheet.

    摘要翻译： 适用于高速成型的铝合金板的制造方法包括对均质化处理，热轧和冷轧均质化处理的合金进行合金，得到冷轧板，对冷轧板退火。 铝合金含有4.0〜10.0重量％ ％的Mg，0.2wt。 Fe和Si不可避免的杂质％，0.05wt。 ％的其他杂质元素，余量为Al。 另一实施例包括深拉铝合金板。

    Aluminum alloy extruded material for automotive structural members
    5.
    发明授权
    Aluminum alloy extruded material for automotive structural members 失效
    用于汽车结构件的铝合金挤压材料

    公开(公告)号：US06716390B2

    公开(公告)日：2004-04-06

    申请号：US09738048

    申请日：2000-12-15

    申请人： Yoichiro Bekki ,  Noboru Hayashi

    发明人： Yoichiro Bekki ,  Noboru Hayashi

    IPC分类号： C21C2102

    CPC分类号： B21C29/00 ,  B21C23/002 ,  B21C23/01 ,  C22C21/02 ,  C22C21/04

    摘要： An aluminum alloy extruded material for automotive structural members, which contains 2.6 to 5 wt % of Si, 0.15 to 0.3 wt % of Mg, 0.3 to 2 wt % of Cu, 0.05 to 1 wt % of Mn, 0.2 to 1.5 wt % of Fe, 0.2 to 2.5 wt % of Zn, 0.005 to 0.1 wt % of Cr, and 0.005 to 0.05 wt % of Ti, and satisfies relationship of the following expression (I), (Content of Mn (wt %))+0.32×(content of Fe (wt %))+0.097×(content of Si (wt %))+3.5×(content of Cr (wt %))+2.9×(content of Ti (wt %))≦1.36 (I) with the balance being made of aluminum and unavoidable impurities. A method of producing the aluminum alloy extruded material for automotive structural members, which comprises cooling with a refrigerant from outside of a die-exit side, at the time of extrusion.

    摘要翻译： 一种用于汽车结构件的铝合金挤出材料，其含有Si：2.6〜5重量％，Mg：0.15〜0.3重量％，Cu：0.3〜2重量％，Mn：0.05〜1重量％，Mn：0.2〜1.5重量％ Fe，0.2〜2.5重量％的Zn，0.005〜0.1重量％的Cr和0.005〜0.05重量％的Ti，满足以下表达式（I），（Mn含量（重量％））+ 0.32× （Fe含量（重量％））+0.097x（Si含量（重量％））+ 3.5×（Cr（重量％））+ 2.9x（Ti含量（重量％））<= 1.36（I ），余量由铝和不可避免的杂质制成。 一种制造用于汽车结构件的铝合金挤出材料的方法，其包括在挤压时从模出口侧的外部用制冷剂冷却。

    Aluminum alloy sheet for magnetic disk substrate aluminum alloy clad sheet for magnetic disk substrate and their manufacturing method
    6.
    发明授权
    Aluminum alloy sheet for magnetic disk substrate aluminum alloy clad sheet for magnetic disk substrate and their manufacturing method 失效
    磁盘基板铝合金板用于磁盘基板的铝合金包覆板及其制造方法

    公开(公告)号：US5939164A

    公开(公告)日：1999-08-17

    申请号：US805301

    申请日：1997-02-25

    申请人： Yoshinari Kubo ,  Ken-ichi Ogura ,  Yoichiro Bekki ,  Satoru Yamada ,  Koji Kinoshita

    发明人： Yoshinari Kubo ,  Ken-ichi Ogura ,  Yoichiro Bekki ,  Satoru Yamada ,  Koji Kinoshita

    IPC分类号： B32B3/02 ,  B32B15/01 ,  B32B15/10

    CPC分类号： B32B15/016 ,  Y10T428/12028 ,  Y10T428/12063 ,  Y10T428/12736 ,  Y10T428/12764

    摘要： The present invention relates to an aluminum alloy for a magnetic disk substrate having a composition consisting of, by percent by weight, 2.0 to 6.0% of Mg, 0.05 to 0.15% of Cu, 0.10 to 0.30% of Zn and 0.05 to 0.12% of Zr, wherein the contents of Cu, Zn and Zr satisfy the relationship: 0.15%.ltoreq.2Cu+6Zr-3Zn.ltoreq.0.32% (wherein Cu, Zr, and Zn respectively represent their contents in terms of percent by weight), and the composition further consists of one or both of 0.01 or more to less than 0.05% of Cr and 0.01 or more to less than 0.05% of Mn, impurities consisting of Si, Fe and Ti, which are respectively regulated to be 0.05% or less, 0.05% or less, and 0.02% or less, and other inevitable impurity elements respectively regulated to be 0.02% or less, with the remainder being Al. The present invention also relates to a clad material for a magnetic disk substrate, in which one or both surfaces of a core material, consisting of at least less than 3.0% of Zn with the remainder being Al and inevitable impurity elements, are clad with a surface material consisting of the aluminum alloy having the above composition. The above aluminum alloy composition makes it possible to manufacture a large storage memory capacity magnetic disk in which there is much less formation of micropits or nodules.

    摘要翻译： 本发明涉及一种磁盘基板用铝合金，其组成为以重量％计含有2.0〜6.0％的Mg，0.05〜0.15％的Cu，0.10〜0.30％的Zn和0.05〜0.12％的Zn Zr，其中Cu，Zn和Zr的含量满足关系：0.15％

    Aluminum alloy sheets excellent in strength and deep drawing formability and process for manufacturing same
    7.
    发明授权
    Aluminum alloy sheets excellent in strength and deep drawing formability and process for manufacturing same 失效
    强度高，拉伸成形性好的铝合金板及其制造方法

    公开(公告)号：US5518558A

    公开(公告)日：1996-05-21

    申请号：US153670

    申请日：1993-11-16

    申请人： Ryo Shoji ,  Yoichiro Bekki

    发明人： Ryo Shoji ,  Yoichiro Bekki

    IPC分类号： C22C21/06 ,  C22F1/047 ,  C22F1/04

    CPC分类号： C22C21/06 ,  C22F1/047

    摘要： A high Mg content Al-Mg alloy sheet for press-forming, having superior strength and deep drawing formability. The alloy has intermetallic compounds containing Cr dispersed into the metal structure thereof. The mean grain diameter of the metal structure ranges from about 5 to 30 .mu.m. The process for manufacturing the alloy is also disclosed. The composition of the alloy includes Al, Mg, Be, Cr, Ti, B, Cu Fe, Si and associated inevitable impurities.

    摘要翻译： 用于压制成型的高Mg含量的Al-Mg合金板，具有优异的强度和深冲压成形性。 该合金具有分散在金属结构体中的含有Cr的金属间化合物。 金属结构的平均粒径为约5〜30μm。 还公开了制造合金的方法。 合金的组成包括Al，Mg，Be，Cr，Ti，B，Cu Fe，Si和相关的不可避免的杂质。

    Aluminum sheet material for automobile and method of producing the same
    10.
    发明授权
    Aluminum sheet material for automobile and method of producing the same 失效
    汽车用铝板材及其制造方法

    公开(公告)号：US06863747B2

    公开(公告)日：2005-03-08

    申请号：US09978063

    申请日：2001-10-17

    申请人： Kazuhisa Kashiwazaki ,  Yoichiro Bekki ,  Noboru Hayashi

    发明人： Kazuhisa Kashiwazaki ,  Yoichiro Bekki ,  Noboru Hayashi

    IPC分类号： C22F1/00 ,  C22C21/02 ,  C22F1/043

    CPC分类号： C22C21/02

    摘要： An aluminum sheet material for automobiles is herein disclosed, having an aluminum alloy composition: (i) comprising 3.5 to 5 wt % of Si, 0.3 to 1.5 wt % of Mg, 0.4 to 1.5 wt % of Zn, 0.4 to 1.5 wt % of Cu, 0.4 to 1.5 wt % of Fe, and 0.6 to 1 wt % of Mn, and one or more members selected from the group of 0.01 to 0.2 wt % of Cr, 0.01 to 0.2 wt % of Ti, 0.01 to 0.2 wt % of Zr, and 0.01 to 0.2 wt % of V, with the balance of aluminum and unavoidable impurities, or (ii) comprising between more than 2.6 wt % and 5 wt % of Si, 0.2 to 1.0 wt % of Mg, 0.2 to 1.5 wt % of Zn, 0.2 to 1.5 wt % of Cu, 0.2 to 1.5 wt % of Fe, and between 0.05 and less than 0.6 wt % of Mn, and one or more members selected from the group of 0.01 to 0.2 wt % of Cr, 0.01 to 0.2 wt % of Ti, 0.01 to 0.2 wt % of Zr, and 0.01 to 0.2 wt % of V, with the balance of aluminum and unavoidable impurities. It is possible to produce an aluminum sheet material for automobiles that has excellent mechanical strength and bending property as well as enhanced weldability, by making the recycling use of recycled aluminum materials.

    摘要翻译： 本文公开了一种汽车用铝板材，其具有铝合金组成：（i）包含3.5〜5重量％的Si，0.3〜1.5重量％的Mg，0.4〜1.5重量％的Zn，0.4〜1.5重量％的Zn， Cu，0.4〜1.5重量％的Fe和0.6〜1重量％的Mn，以及选自0.01〜0.2重量％的Cr，0.01〜0.2重量％的Ti，0.01〜0.2重量％ 的Zr和0.01〜0.2重量％的V，其余为铝和不可避免的杂质，或（ii）包含大于2.6重量％至5重量％的Si，0.2-1.0重量％的Mg，0.2至1.5 Zn的重量％，Cu的0.2〜1.5重量％，Fe的0.2〜1.5重量％，Mn的0.05〜0.6重量％，以及选自0.01〜0.2重量％的Cr的一种或多种 ，Ti：0.01〜0.2重量％，Zr：0.01〜0.2重量％，V：0.01〜0.2重量％，余量由铝和不可避免的杂质构成。 可以通过再循环使用再生铝材料来生产具有优异的机械强度和弯曲性以及增强的可焊性的汽车用铝板材。