<*n style="color: rgb(0, 0, 255); font-size: 22.5pt; font-family: 微软雅黑; background-position: initial initial; background-repeat: initial initial; ">铝合金棒<*n style="font-weight: bold; font-size: 13.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">铝合金<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">以铝为基的合金总称。主要合金元素有铜、硅、镁、锌、锰，次要合金元素有镍、铁、钛、铬、锂等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">铝材系列<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1）1XXX系列 工业纯铝； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2）2XXX系列 Al-Cu、Al-Cu-Mn合金，； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3）3XXX系列 Al-Mn合金； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">4）4XXX系列 Al-Si合金； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5）5XXX系列 Al-Mg合金； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6）6XXX系列 Al-Mg-Si合金； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7）7XXX系列 Al-Mg-Si-Cu合金； 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">8）8XXX系列 其它<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">特性与状态<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2.1基础状态代号用一个英文大写字母表示。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2.2细分状态代号采用基础状态代号后跟一位或多位阿拉伯数字表示。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2.3基本状态代号<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">基本状态分为5种<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1.F 自由加工状态 适用于在成型过程中，对于加工硬化和热处理条件无特殊要求的产品，该状态产品的力学性能不作规定。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2.O 退火状态 适用于经完全退火获得****强度的加工产品。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3.H 加工硬化状态 适用于通过加工硬化****强度的产品，产品在加工硬化后可经过（也可不经过）使强度有所降低的附加热处理。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">4.W 固熔热处理状态 处理状态 一种不稳定状态，仅适用于经固溶热处理后，室温下自然时效的合金，该状态代号仅表示产品处于自然时效阶段。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5.T 热处理状态(不同于F、O、H状态) 适用于热处理后，经过（或不经过）加工硬化达到稳定的产品。T代号后面必须跟有一位或多位阿拉伯数字。在T字后面的****位数字表示热处理基本类型（从1~10），其后各位数字表示在热处理细节方面有所变化。如 6061—T 62 ；5083—H 343等。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T状态<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T1—从成型温度冷却并自然时效至大体稳定状态。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T2—退火状态（只用于铸件）。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T3—固溶处理后自然时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T31—固溶处理冷作（1%）后自然时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T36—固溶处理冷作（6%）后自然时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T37—固溶处理冷作（7%）后自然时效，用于2219合金。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T4—固溶处理后自然时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T41—固溶处理后沸水淬火。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T411—固溶处理后空冷至室温，硬度在O及T6之间，残余应力低。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T42—固溶处理后自然时效。由用户进行处理，适于2024合金，强度比T4稍低。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T5—从成型温度冷却后人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T6—固溶处理后人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T61—T41+人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T611—固溶处理，沸水淬火。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T62—固溶处理后人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T7—固溶处理后稳定化。****尺寸稳定性，减小残余应力，*****蚀性。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T72—固溶处理后过时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T73—固溶处理后进行分级时效，强度比T6低，*蚀性显著****。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T76—固溶处理后进行分级时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T8—固溶处理冷作后人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T81—固溶处理后冷作，人工时效。为****固溶处理后的变形及****强度。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T86—固溶处理后冷作（6%），人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T87—T37+人工时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T9—固溶处理后人工时效再冷作。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">T10—从成型温度冷却，人工时效后冷作。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">Tx51—为消除固溶处理后的残余应力进行拉伸处理。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">板材0.5~3%的*变形，棒、型材1~3%的*变形。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">X代表3、4、6或8，<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">例如T351、T451、T651、T851，适用于板、拉制棒、线材，拉伸消除应力后不作任何矫正而时效。T3510、T4510、T8510，适用于挤压型材，拉伸消除应力后为使平直度符合公差进行矫正，并时效。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">Tx52—为消除固溶处理后的残余应力进行压缩变形，固溶处理后进行2.5%的塑性变形然后时效，例如T352、T652。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">Tx53—消除热应力。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">Tx54—为消除精密锻件固溶处理后的残余应力进行压缩变形<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">应用<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">一、板棒的应用广泛应用于装饰、包装、建筑、运输、电子、航空、航天、****等各行各业。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">二、航空航天用铝材用于制作飞机蒙皮、机身框架、大梁、旋翼、螺旋桨、油箱、壁板和起落架支柱，以及火箭锻环、宇宙飞船壁板等。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">三、交通运输用铝材用于汽车、地铁车辆、铁路客车、高速客车的车体结构件材料，车门窗、货架、汽车发动机零件、空调器、散热器、车身板、轮毂及舰艇用材。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">四、包装用铝材　全铝易拉罐制罐料主要以薄板与箔材的形式作为金属包装材料,制成罐、盖、瓶、桶、包装箔。广泛用于饮料、食品、*、药品、****、工业产品等包装。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">五、印刷用铝材主要用于制作PS版，铝基PS版是印刷业的一种新型材料，用于自动化制版和印刷。<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">六、建筑装饰用铝材铝合金因其良好的*蚀性、足够的强度、优良的工艺性能和焊接性能、 广泛用于建筑物构架、门窗、吊顶、装饰面等。如各种建筑门窗、幕墙用铝型材、铝幕墙板、压型板、花纹板、彩色涂层铝板等。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">七、电子家电用铝材主要用于各种母线、架线、导体、电气元件、冰箱、空调、电缆等领域。 规格：圆棒、方棒、板料、带材 、卷料。<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 13.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">加工工艺<*n style="font-weight: bold; font-size: 13.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">硅对硬质合金有腐蚀作用。虽然一般将超过12%Si的铝合金称为高*合金，推荐使用金刚石刀具，但这不是****的，硅含量逐渐增多对刀具的*力也逐渐加大。因此有些厂商在硅含量超过8%时就推荐使用金刚石刀具。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">硅含量在8%-12%之间的铝合金是一个过渡区间，既可以使用普通硬质合金，也可以使用金刚石刀具。但使用硬质合金应使用经PVD(物理镀层)方法、不含铝元素的、膜层厚度较小的刀具。因为PVD方法和小的膜层厚度使刀具保持较锋利的切削刃成为可能(否则为避免膜层在刃口处异常长大需要对刃口进行足够的钝化，切铝合金就会不够锋利)，而膜层材料含铝可能使刀片膜层与工件材料发生亲合作用而*膜层与刀具基体的结合。因为目前的超硬镀层多为铝、氮、钛三者的化合物，可能会因硬质合金基体随膜层剥落时少量剥落造成崩刃。 　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">建议使用下列三类刀具之一： 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1.不镀层的超细颗粒硬质合金刀具 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2.带未含铝镀层(PVD)方法的硬质合金刀具，如镀TiN、TiC等 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3.用金刚石刀具 　　刀具的容屑空间要大，一般建议用2齿，前角、后角要大(如12°-14°，包括端齿后角)。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">如果只是一般铣面，可以用45°主偏角的可转位面铣刀，配用专门加工铝合金的刀片，应该效果更好。 　　<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">氧化铝在1808年在实验室利用电解还成为铝材，于1884年即被作为建筑材料使用在美国华盛顿纪念碑尖顶上至今；铝材加入各种金属元素合成的铝合金材料已被建筑工业广泛应用在各环节上。 铝合金常用板材厚度:*金属屋面(和幕墙)系统的一般为0.8-1.2mm(而传统的一般要≥2.5mm).<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">牌号<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1050 食品、化学和酿造工业用挤压盘管，各种软管，*粉<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1060 要求*蚀性与成形性均高的场合，但对强度要求不高，化工设备是其典型用途<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1100 用于加工需要有良好的成形性和高的*蚀性但不要求有高强度的零件部件，例如化工产品、食品工业装置与贮存容器、薄板加工件、深拉或旋压凹形器皿、焊接零部件、热交换器、印刷板、铭牌、反光器具<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1145 包装及绝热铝箔，热交换器<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1199 电解电容器箔，光学反光沉积膜<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">1350 电线、导电绞线、汇流排、变压器带材<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2011 螺钉及要求有良好切削性能的机械加工产品<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2014 应用于要求高强度与硬度（包括高温）的场合。飞机重型、锻件、厚板和挤压材料，车轮与结构元件，多级火箭****级燃料槽与航天器零件，卡车构架与悬挂系统零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2017 是****个获得工业应用的2XXX系合金，目前的应用范围较窄，主要为铆钉、通用机械零件、结构与运输工具结构件，螺旋桨与配件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2024 飞机结构、铆钉、****构件、卡车轮毂、螺旋桨元件及其他种种结构件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2036 汽车车身钣金件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2048 航空航天器结构件与****结构零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2124 航空航天器结构件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2218 飞机发动机和柴油发动机活塞，飞机发动机汽缸头，喷气发动机叶轮和压缩机环<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2219 航天火箭焊接氧化剂槽，超音速飞机蒙皮与结构零件，工作温度为-270~300摄氏度。焊接性好，断裂韧性高，T8状态有很高的*应力腐蚀开裂能力<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2319 焊拉2219合金的焊条和填充焊料<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2618 模锻件与自由锻件。活塞和航空发动机零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A01 工作温度小于等于100摄氏度的结构铆钉<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A02 工作温度200~300摄氏度的涡轮喷气发动机的轴向压气机叶片<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A06 工作温度150~250摄氏度的飞机结构及工作温度125~250摄氏度的航空器结构铆钉<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A10 强度比2A01合金的高，用于制造工作温度小于等于100摄氏度的航空器结构铆钉<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A11 飞机的中等强度的结构件、螺旋桨叶片、交通运输工具与建筑结构件。航空器的中等强度的螺栓与铆钉<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A12 航空器蒙皮、隔框、翼肋、翼梁、铆钉等，建筑与交通运输工具结构件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A14 形状复杂的自由锻件与模锻件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A16 工作温度250~300摄氏度的航天航空器零件，在室温及高温下工作的焊接容器与气密座舱<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A17 工作温度225~250摄氏底的航空器零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A50 形状复杂的中等强度零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A60 航空器发动机压气机轮、导风轮、风扇、叶轮等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A70 飞机蒙皮，航空器发动机活塞、导风轮、****等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A80 航空发动机压气机叶片、叶轮、活塞、涨圈及其他工作温度高的零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">2A90 航空发动机活塞<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3003 用于加工需要有良好的成形性能、高的*蚀性可焊性好的零件部件，或既要求有这些性能又需要有比1XXX系合金强度高的工作，如厨具、食物和化工产品处理与贮存装置，运输液体产品的槽、罐，以薄板加工的各种压力容器与管道<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3004 全铝易拉罐罐身，要求有比3003合金更高强度的零部件，化工产品生产与贮存装置，薄板加工件，建筑加工件，建筑工具，各种灯具零部件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3105 房间隔断、档板、活动房板、檐槽和落水管，薄板成形加工件，瓶盖、瓶塞等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">3A21 飞机油箱、油路导管、铆钉线材等；建筑材料与食品等工业装备等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5005 与3003合金相似，具有中等强度与良好的*蚀性。用作导体、炊具、仪表板、壳与建筑装饰件。阳****氧化膜比3003合金上的氧化膜更加明亮，并与6063合金的色调协调一致<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5050 薄板可作为致冷机与冰箱的内衬板，汽车气管、油管与农业灌溉管；也可加工厚板、管材、棒材、异形材和线材等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5052 此合金有良好的成形加工性能、*蚀性、可烛性、*强度与中等的静态强度，用于制造飞机油箱、油管，以及交通车辆、船舶的钣金件，仪表、街灯支架与铆钉、五金制品等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5056 镁合金与电缆护套铆钉、拉链、钉子等；包铝的线材广泛用于加工农业捕虫器罩，以及需要有高*蚀性的其他场合<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5083 用于需要有高的*蚀性、良好的可焊性和中等强度的场合，诸如舰艇、汽车和飞机板焊接件；需严格防火的压力容器、致冷装置、电视塔、钻探设备、交通运输设备、****元件、装甲等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5086 用于需要有高的*蚀性、良好的可焊性和中等强度的场合，例如舰艇、汽车、飞机、低温设备、电视塔、钻井装置、运输设备、****零部件与甲板等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5154 焊接结构、贮槽、压力容器、船舶结构与海上设施、运输槽罐<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5182 薄板用于加工易拉罐盖，汽车车身板、操纵盘、加强件、托架等零部件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5252 用于制造有较高强度的装饰件，如汽车等的装饰性零部件。在阳****氧化后具有光亮透明的氧化膜<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5254 *及其他化工产品容器<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5356 焊接镁含量大于3%的铝-镁合金焊条及焊丝<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5454 焊接结构，压力容器，海洋设施管道<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5456 装甲板、高强度焊接结构、贮槽、压力容器、船舶材料<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5457 经抛光与阳****氧化处理的汽车及其他装备的装饰件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5652 *及其他化工产品贮存容器<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5657 经抛光与阳****氧化处理的汽车及其他装备的装饰件，但在任何情况下必须确保材料具有细的晶粒*<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5A02 飞机油箱与导管，焊丝，铆钉，船舶结构件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5A03 中等强度焊接结构，冷冲压零件，焊接容器，焊丝，可用来代替5A02合金<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5A05 焊接结构件，飞机蒙皮骨架<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5A06 焊接结构，冷模锻零件，焊拉容器受力零件，飞机蒙皮骨部件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">5A12 焊接结构件，****甲板<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6005 挤压型材与管材，用于要求强高大于6063合金的结构件，如梯子、电视天线等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6009 汽车车身板<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6010 薄板：汽车车身<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6061 要求有一定强度、可焊性与*蚀性高的各种工业结构性，如制造卡车、塔式建筑、船舶、电车、家具、机械零件、精密加工等用的管、棒、形材、板材<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6063 工业型材、建筑型材，灌溉管材以及供车辆、台架、家具、栏栅等用的挤压材料<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6066 锻件及焊接结构挤压材料<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6070 重载焊接结构与汽车工业用的挤压材料与管材<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6101 公共汽车用高强度棒材、电导体与散热器材等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6151 用于模锻曲轴零件、机器零件与生产轧制环，供既要求有良好的可锻性能、高的强度，又要有良好*蚀性之用<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6201 高强度导*材与线材<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6205 厚板、踏板与耐高冲击的挤压件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6262 要求*蚀性优于2011和2017合金的有螺纹的高应力零件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6351 车辆的挤压结构件，水、石油等的输送管道<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6463 建筑与各种器具型材，以及经阳****氧化处理后有明亮表面的汽车装饰件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">6A02 飞机发动机零件，形状复杂的锻件与模锻件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7005 挤压材料，用于制造既要有高的强度又要有高的断裂韧性的焊接结构，如交通运输车辆的桁架、杆件、容器；大型热交换器，以及焊接后不能进行固熔处理的部件；还可用于制造体育器材如网球拍与垒球棒<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7039 冷冻容器、低温器械与贮存箱，消防压力器材，****器材、装甲板、****装置<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7049 用于锻造静态强度与7079-T6合金的相同而又要求有高的*应力腐蚀开裂勇力的零件，如飞机与****零件——起落架液压缸和挤压件。零件的*性能大致与7075-T6合金的相等，而韧性稍高<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7050 飞机结构件用中厚板、挤压件、自由锻件与模锻件。制造这类零件对合金的要求是：*剥落腐蚀、应力腐蚀开裂能力、断裂韧性与**性能都高<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7072 空调器铝箔与特薄带材；2219、3003、3004、5050、5052、5154、6061、7075、7475、7178合金板材与管材的包覆层<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7075 用于制造飞机结构及**** 他要求强度高、*腐蚀性能强的高应力结构件、模具制造<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7175 用于锻造航空器用的高强度结构性。T736材料有良好的综合性能，即强度、*剥落腐蚀与*应力腐蚀开裂性能、断裂韧性、*强度都高<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7178 供制造航空航天器的要求*压屈服强度高的零部件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7475 机身用的包铝的与未包铝的板材，机翼骨架、桁条等。其他既要有高的强度又要有高的断裂韧性的零部件<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">7A04 飞机蒙皮、螺钉、以及受力构件如大梁桁条、隔框、翼肋、起落架等<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">铝合金棒<*n style="font-weight: bold; font-size: 12pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">LY12铝合金棒为铝－铜－镁系中的典型硬铝合金，因为加入了铅和铋元素，所以它是****有自由切削性能的合金产品。热状态、退火和新淬火状态下成形性能都比较好<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">LY12的物理特性：*拉强度470MPa，0.2%屈服强度325MPa，伸长率：10%，*强度：105，硬度HB：120。。LY12具有良好机械性及深钻特色，延长机器运行时间，降低工具成本和每次加工更换工具的次数，从而大大节约成本，增加每次加工的零件量。<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">LY12铝棒的主要用于飞机结构、铆钉、卡车轮毂、螺旋桨组件及其它种种结构件。<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">备注：铝LY12相对应的是2A12铝<*n style="font-size: 10.5pt; font-family: Arial; background-position: initial initial; background-repeat: initial initial; ">

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