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    • 1. 发明授权
    • Extruded material of aluminum alloy for structural members of automobile body and method of manufacturing the same
    • 汽车车身结构件铝合金挤压材料及其制造方法
    • US06607615B1
    • 2003-08-19
    • US09331966
    • 1999-08-06
    • Yoichiro BekkiKazuhisa KashiwazakiNobuaki OharaNoboru Hayashi
    • Yoichiro BekkiKazuhisa KashiwazakiNobuaki OharaNoboru Hayashi
    • C22C2102
    • C22C21/02C22F1/043
    • 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.
    • 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。
    • 2. 发明授权
    • Aluminum sheet material for automobile and method of producing the same
    • 汽车用铝板材及其制造方法
    • US06863747B2
    • 2005-03-08
    • US09978063
    • 2001-10-17
    • Kazuhisa KashiwazakiYoichiro BekkiNoboru Hayashi
    • Kazuhisa KashiwazakiYoichiro BekkiNoboru Hayashi
    • C22F1/00C22C21/02C22F1/043
    • C22C21/02
    • 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.
    • 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。
    • 3. 发明授权
    • Aluminum plate for automobile and method for producing the same
    • 汽车用铝板及其制造方法
    • US06325870B1
    • 2001-12-04
    • US09462744
    • 2000-02-16
    • Kazuhisa KashiwazakiYoichiro BekkiNoboru Hayashi
    • Kazuhisa KashiwazakiYoichiro BekkiNoboru Hayashi
    • C22C2102
    • C22C21/02
    • 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.
    • 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。
    • 5. 发明授权
    • Aluminum alloy extruded material for automotive structural members
    • 用于汽车结构件的铝合金挤压材料
    • US06716390B2
    • 2004-04-06
    • US09738048
    • 2000-12-15
    • Yoichiro BekkiNoboru Hayashi
    • Yoichiro BekkiNoboru Hayashi
    • C21C2102
    • B21C29/00B21C23/002B21C23/01C22C21/02C22C21/04
    • 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.
    • 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。