Method for producing a high damage tolerant aluminium alloy
    3.
    发明申请
    Method for producing a high damage tolerant aluminium alloy 审中-公开
    高耐损铝合金的制造方法

    公开(公告)号:US20060032560A1

    公开(公告)日:2006-02-16

    申请号:US10976154

    申请日:2004-10-29

    IPC分类号: C22F1/04

    CPC分类号: C22F1/04

    摘要: The present invention relates to a method of producing a high damage tolerant aluminium alloy rolled product a high toughness and an improved fatigue crack growth resistance, including the steps of: a.) casting an ingot having a composition selected from the group comprising AA2000, AA5000, AA6000, and AA7000-series alloys; b.) homogenising and/or pre-heating the ingot after casting; c.) hot rolling the ingot into a hot rolled product and optionally cold rolling the hot rolled product into a cold rolled product, wherein the hot rolled product leaves the hot rolling mill at an hot-mill exit temperature (TExit) and cooling the hot rolled product from the TExit to 150° C. or lower with a controlled cooling cycle with a cooling rate falling within the range defined by: T(t)=50−(50−TExit)eαt and wherein T(t) is the temperature (° C.) as function in time (hrs), t is the time (hours) and α is in the range of −0.09±0.05 (hrs−1).

    摘要翻译: 本发明涉及一种生产具有高韧性和改善的耐疲劳裂纹扩展性的高耐损伤铝合金轧制产品的方法,包括以下步骤:a)铸造具有选自AA2000,AA5000 ,AA6000和AA7000系列合金; b)铸造后均质化和/或预加热锭; c。)将锭热轧成热轧产品,并且可选地将热轧产品冷轧成冷轧产品,其中热轧产品在热轧出口温度(T < / SUB>),并且将热轧产品从T 冷却至150℃或更低,其中冷却速度处于由下列限定的范围内的冷却循环:T(t)= 50 其中T(t)是时间(小时)的函数的温度(℃),t是时间(小时) 小时),α在-0.09±0.05(小时-1)的范围内。

    Weldable high strength Al-Mg-Si alloy
    4.
    发明申请
    Weldable high strength Al-Mg-Si alloy 审中-公开
    可焊接的高强度Al-Mg-Si合金

    公开(公告)号:US20060078755A1

    公开(公告)日:2006-04-13

    申请号:US11147375

    申请日:2005-06-08

    IPC分类号: B32B15/01 C22C21/04

    摘要: The invention relates to a weldable, high-strength aluminium alloy wrought product, which may be in the form of a rolled, extruded or forged form, containing the elements, in weight percent, Si 0.8 to 1.3, Cu 0.2 to 1.0, Mn 0.5 to 1.1, Mg 0.45 to 1.0, Ce 0.01 to 0.25, and preferably added in the form of a Misch Metal, Fe 0.01 to 0.3, Zr

    摘要翻译: 本发明涉及一种可焊接的高强度铝合金锻造产品,其可以是轧制,挤压或锻造形式,其含有元素,重量百分数为Si 0.8至1.3,Cu 0.2至1.0,Mn 0.5 至1.1,Mg为0.45〜1.0,Ce为0.01〜0.25,优选以Misch Metal,Fe 0.01〜0.3,Zr <0.25,Cr <0.25,Zn <1.4,Ti <0.25,V <0.25等形式 每个<0.05和总<0.15,平衡铝。 本发明还涉及制造这种铝合金产品的方法。

    High damage tolerant Al-Cu alloy
    6.
    发明授权
    High damage tolerant Al-Cu alloy 有权
    高耐损Al-Cu合金

    公开(公告)号:US07815758B2

    公开(公告)日:2010-10-19

    申请号:US11948614

    申请日:2007-11-30

    IPC分类号: C22F1/057

    CPC分类号: C22C21/16 C22F1/057

    摘要: Disclosed is a high damage tolerant Al—Cu alloy of the AA2000 series having a high toughness and an improved fatigue crack growth resistance, including the following composition (in weight percent) Cu 3.8-4.7, Mg 1.0-1.6, Zr 0.06-0.18, Cr 0-0.50, Fe≦0.15, Si≦0.15, and Mn-containing dispersoids, the balance essentially aluminum and incidental elements and impurities, wherein the Mn-containing dispersoids are at least partially replaced by Zr-containing dispersoids. There is also disclosed a method for producing a rolled high damage tolerant Al—Cu alloy product having a high toughness and an improved fatigue crack growth resistance, and applications of that product as a structural member of an aircraft.

    摘要翻译: 公开了具有高韧性和改善的疲劳裂纹扩展性的AA2000系列的高耐损伤性Al-Cu合金,包括以下组成(重量百分比)Cu 3.8-4.7,Mg 1.0-1.6,Zr 0.06-0.18, Cr <0.15,Mn> 0-0.50,Fe&nlE; 0.15,Si&nlE; 0.15和含Mn分散体,余量基本为铝和附带元素和杂质,其中含Mn分散体至少部分被含Zr分散体 。 还公开了一种具有高韧性和改善的耐疲劳裂纹扩展性的轧制的高损伤耐受性的Al-Cu合金产品的制造方法,以及该产品作为飞行器结构件的应用。

    High-strength, high toughness Al-Zn alloy product and method for producing such product
    7.
    发明授权
    High-strength, high toughness Al-Zn alloy product and method for producing such product 有权
    高强度,高韧性Al-Zn合金产品及其制造方法

    公开(公告)号:US07883591B2

    公开(公告)日:2011-02-08

    申请号:US11239651

    申请日:2005-09-30

    IPC分类号: C22F1/04

    CPC分类号: C22C21/10

    摘要: Disclosed is a Al—Zn alloy wrought product, and a method of manufacturing such a product, with an improved combination of high toughness and high strength by maintaining good corrosion resistance, the alloy including (in weight percent): Zn 6.0-11.0, Cu 1.4-2.2, Mg 1.4-2.4, Zr 0.05-0.15, Ti

    摘要翻译: 公开了一种Al-Zn合金锻造产品,以及通过保持良好的耐腐蚀性而具有高韧性和高强度组合的改进的这种产品的制造方法,所述合金包括(以重量百分比计):Zn 6.0-11.0,Cu 1.4-2.2,Mg 1.4-2.4,Zr 0.05-0.15,Ti <0.05,Hf和/或V <0.25,以及任选Sc和/或Ce 0.05-0.25和Mn 0.05-0.12,其他元素各自小于0.05, 总共小于0.50,平衡铝,其中这种合金至少在最终产品的位置T / 10处具有基本上完全未再结晶的微观结构。

    Al-Zn-Mg-Cu ALLOY WITH IMPROVED DAMAGE TOLERANCE-STRENGTH COMBINATION PROPERTIES
    8.
    发明申请
    Al-Zn-Mg-Cu ALLOY WITH IMPROVED DAMAGE TOLERANCE-STRENGTH COMBINATION PROPERTIES 审中-公开
    具有改善损伤韧性强度组合性能的Al-Zn-Mg-Cu合金

    公开(公告)号:US20090269608A1

    公开(公告)日:2009-10-29

    申请号:US12497987

    申请日:2009-07-06

    摘要: An Al—Zn—Mg—Cu alloy with improved damage tolerance-strength combination properties. The present invention relates to an aluminium alloy product comprising or consisting essentially of, in weight %, about 6.5 to 9.5 zinc (Zn), about 1.2 to 2.2% magnesium (Mg), about 1.0 to 1.9% copper (Cu), preferable (0.9Mg−0.6)≦Cu≦(0.9Mg+0.05), about 0 to 0.5% zirconium (Zr), about 0 to 0.7% scandium (Sc), about 0 to 0.4% chromium (Cr), about 0 to 0.3% hafnium (Hf), about 0 to 0.4% titanium (Ti), about 0 to 0.8% manganese (Mn), the balance being aluminium (Al) and other incidental elements. The invention relates also to a method of manufacturing such as alloy.

    摘要翻译: 具有改善的耐损伤强度组合性能的Al-Zn-Mg-Cu合金。 本发明涉及铝合金产品,其包含或基本上由重量百分比约为6.5至9.5的锌(Zn),约1.2至2.2%的镁(Mg),约1.0至1.9%的铜(Cu),优选( 0.9Mg-0.6)<= Cu <=(0.9Mg + 0.05),约0至0.5%的锆(Zr),约0至0.7%的钪(Sc),约0至0.4%的铬(Cr),约0至 0.3%的铪(Hf),约0至0.4%的钛(Ti),约0至0.8%的锰(Mn),余量为铝(Al)和其他附加元素。 本发明还涉及一种诸如合金的制造方法。

    High damage tolerant Al-Cu alloy
    10.
    发明授权
    High damage tolerant Al-Cu alloy 有权
    高耐损Al-Cu合金

    公开(公告)号:US07323068B2

    公开(公告)日:2008-01-29

    申请号:US10642507

    申请日:2003-08-18

    IPC分类号: C22C21/12

    CPC分类号: C22C21/16 C22F1/057

    摘要: Disclosed is a high damage tolerant Al—Cu alloy of the AA2000 series having a high toughness and an improved fatigue crack growth resistance, including the following composition (in weight percent) Cu 3.8-4.7, Mg 1.0-1.6, Zr 0.06-0.18, Cr 0-0.50 , Fe≦0.15, Si≦0.15, and Mn-containing dispersoids, the balance essentially aluminum and incidental elements and impurities, wherein the Mn-containing dispersoids are at least partially replaced by Zr-containing dispersoids. There is also disclosed a method for producing a rolled high damage tolerant Al—Cu alloy product having a high toughness and an improved fatigue crack growth resistance, and applications of that product as a structural member of an aircraft.

    摘要翻译: 公开了具有高韧性和改善的疲劳裂纹扩展性的AA2000系列的高耐损伤性Al-Cu合金,包括以下组成(重量百分比)Cu 3.8-4.7,Mg 1.0-1.6,Zr 0.06-0.18, Cr <0.15,Mn> 0-0.50,Fe <= 0.15,Si <= 0.15,含Mn分散体,余量基本为铝和附带元素和杂质,其中含Mn分散体至少部分被Zr- 含有分散体。 还公开了一种具有高韧性和改善的耐疲劳裂纹扩展性的轧制的高损伤耐受性的Al-Cu合金产品的制造方法,以及该产品作为飞行器结构件的应用。