Aluminum or aluminum alloy extruding die
    1.
    发明授权
    Aluminum or aluminum alloy extruding die 有权
    铝或铝合金挤压模具

    公开(公告)号:US06668611B2

    公开(公告)日:2003-12-30

    申请号:US10117864

    申请日:2002-04-04

    IPC分类号: B21C2504

    CPC分类号: B21C25/025 B21C25/10

    摘要: There is disclosed an aluminum or aluminum alloy extruding die, which comprises Co-group alloy, Ni-group alloy, Cr-group alloy or like high temperature wear-resistant alloy coating applied by thermal spraying on a required die surface portion having been formed in the shape of a rough surface having surface roughness Rz of 5 &mgr;m or more. Preferably, after application of the alloy coating, the die is held at a temperature in the range from 500 to 800° C. for a predetermined period of time or the alloy coating surface is so roughened as to have surface roughness Rz of 10 &mgr;m or less.

    摘要翻译: 公开了一种铝或铝合金挤压模具,其包括通过热喷涂施加在所形成的所需模具表面部分上的共组合金,Ni基合金,Cr组合合物或类似的高温耐磨合金涂层 表面粗糙度Rz为5μm以上的粗糙表面的形状。 优选地,在施加合金涂层之后,将模具保持在500至800℃的温度下一段预定的时间,或者合金涂层表面被粗糙化以使表面粗糙度Rz为10μm,或者 减。

    Aluminum alloy pipe having multistage formability
    3.
    发明授权
    Aluminum alloy pipe having multistage formability 有权
    具有多级成形性的铝合金管

    公开(公告)号:US07156930B2

    公开(公告)日:2007-01-02

    申请号:US10353058

    申请日:2003-01-29

    IPC分类号: C22C21/00

    摘要: An aluminum alloy pipe, which is composed of an aluminum alloy containing 2.0% (% by mass, the same hereinafter) to 5.0% of Mg, 0.20% or less of Si, 0.30% or less of Fe, 0.8% or less (including 0%) of Mn, 0.35% or less (including 0%) of Cr, and 0.2% or less (including 0%) of Ti, with the balance being Al and inevitable impurities, wherein the aluminum alloy pipe has a 0.2% yield strength of 60 MPa or more and 160 MPa or less and an average crystal grain diameter of 150 μm or less, and wherein the aluminum alloy pipe has multistage formability.

    摘要翻译: 一种铝合金管,其由含有2.0%(质量%,以下相同)至5.0%的Mg,0.20%以下的Si,0.30%以下的Fe,0.8%以下的铝合金(含有 0%),0.35%以下(含0%)Cr,0.2%以下(含0%)Ti,余量为Al和不可避免的杂质,其中铝合金管的产率为0.2% 强度为60MPa以上至160MPa以下,平均结晶粒径为150μm以下,铝合金管具有多层成形性。

    Extruded material of aluminum alloy for structural members of automobile body and method of manufacturing the same
    4.
    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

    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 sheet material for automobile and method of producing the same
    5.
    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

    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。

    Aluminum plate for automobile and method for producing the same
    6.
    发明授权
    Aluminum plate for automobile and method for producing the same 失效
    汽车用铝板及其制造方法

    公开(公告)号:US06325870B1

    公开(公告)日:2001-12-04

    申请号:US09462744

    申请日:2000-02-16

    IPC分类号: C22C2102

    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。