*6063铝合金方棒、铝方棒价格、铝合金含量成份

 购<*n style="color: rgb(255, 0, 0); "><*n style="font-size: 14px; ">*6063铝合金方棒、铝方棒价格、铝合金含量成份****东莞市嘉盟金属材料有限公司
<*n lang="EN-US">6063<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">铝合金

<*n lang="EN-US">6063<*n lang="EN-US" style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman""><*n lang="EN-US">铝合金<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">广泛用于建筑铝门窗、幕墙的框架，为了保证门窗、幕墙具有高的*风压性能、装配性能、耐蚀性能和装饰性能，对铝合金型材综合性能的要求远远高于工业型材标准。 <*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">在*标准<*n lang="EN-US">GB/T3190<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">中规定的<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金成分范围内，对化学成分的取值不同，会得到不同的材质特性，当化学成分的范围很大时，其性能差异会在很大范围内波动，以致型材的综合性能会无法控制。
<*n style="font-family: 宋体; ">化学成分<*n lang="EN-US">               

<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金的化学成分成为生产****铝合金建筑型材的****重要的一环。
<*n style="font-family: 宋体; ">性能的影响

<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金是<*n lang="EN-US">AL-Mg-Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">系中具有中等强度的可热处理强化合金，<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">和<*n lang="EN-US">Si<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">是主要合金元素，优选化学成分的主要工作是确定<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">和<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的百分含量<*n lang="EN-US">(<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">质量分数，下同<*n lang="EN-US">)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">。<*n lang="EN-US">

<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1 <*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的作用和影响<*n lang="EN-US"> Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">和<*n lang="EN-US">Si<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">组成强化相<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">，<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的含量愈高，<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的数量就愈多，热处理强化效果就愈大，型材的*拉强度就愈高，但变形*力也随之*，合金的塑性下降，加工性能变坏，耐蚀性变坏。

<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">2 <*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的作用和影响<*n lang="EN-US"> Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的数量应使合金中所有的<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">都能以<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">相的形式存在，以确保<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的作用得到充分的发挥。随着<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">含量增加，合金的晶粒变细，金属流动性*，铸造性能变好，热处理强化效果增加，型材的*拉强度****而塑性降低，耐蚀性变坏。
<*n style="font-family: 宋体; ">含量的选择

<*n lang="EN-US">2<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n lang="EN-US"> Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量的确定<*n lang="EN-US">

<*n lang="EN-US">2<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n lang="EN-US"> Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">相在合金中的作用<*n lang="EN-US"> Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">在合金中能随着温度的变化而溶解或析出，并以不同的形态存在于合金中：<*n lang="EN-US"> (1)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">弥散相<*n lang="EN-US">β’’<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">固溶体中析出的<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">相弥散质点，是一种不稳定相，会随温度的升高而长大。<*n lang="EN-US"> (2)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">过渡相<*n lang="EN-US">β’ <*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">是<*n lang="EN-US">β’’<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">由长大而成的中间亚稳定相，也会随温度的升高而长大。<*n lang="EN-US"> (3)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">沉淀相<*n lang="EN-US">β<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">是由<*n lang="EN-US">β’ <*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">相长大而成的稳定相，多聚集于晶界和枝晶界。 <*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">能起强化作用<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">相是当其处于<*n lang="EN-US">β’’<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">弥散相状态的时候，将<*n lang="EN-US">β<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">相变成<*n lang="EN-US">β’’<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">相的过程就是强化过程，反之则是软化过程。<*n lang="EN-US">

<*n lang="EN-US">2<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">2<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量的选择<*n lang="EN-US"> 6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金的热处理强化效果是随着<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量的增加而*。当<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的量在<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">71%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">03%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">范围内时，其*拉强度随<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">量的增加近似线性地****，但变形*力也跟着****，加工变得困难。但<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">量小于<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">72%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">时，对于挤压系数偏小<*n lang="EN-US">(<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">小于或等于<*n lang="EN-US">30)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的制品，*拉强度值有达不到标准要求的危险。当<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量超过<*n lang="EN-US">0.9%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">时，合金的塑性有降低趋势。<*n lang="EN-US"> GB/T5237<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1—2000<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">标准中要求<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金<*n lang="EN-US">T5<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">状态型材的<*n lang="EN-US">σb≥160MPa<*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">，<*n lang="EN-US">T6<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">状态型材<*n lang="EN-US">σb≥205MPa<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，实践证明．该合金的 <*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">****高可达到<*n lang="EN-US">260MPa<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">。但大批量生产的影响因素很多，不可能确保都达到这么高。综合的考虑，型材既要强度高，能确保产品符合标准要求，又要使合金易于挤压，有利于****生产效率。我们设计合金强度时，对于<*n lang="EN-US">T5<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">状态交货的型材，取<*n lang="EN-US">200MPa<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">为设计值。从图<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">可知，*拉强度在<*n lang="EN-US">200MPa<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">左右时，<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量大约为<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">8%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">，而对于<*n lang="EN-US">T6<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">状态的型材，我们取*拉强度设计值为<*n lang="EN-US">230 MPa<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，此时<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量就****到<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">95%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">。<*n lang="EN-US">

<*n lang="EN-US">2<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">3<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">含量的确定<*n lang="EN-US"> Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的量一经确定，<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">含量可按下式计算：<*n lang="EN-US"> Mg%=<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">（<*n lang="EN-US">1.73&time*g2Si%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">）<*n lang="EN-US">/2.73

<*n lang="EN-US">2<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">4 <*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">含量的确定<*n lang="EN-US"> Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的含量必须满足所有<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">都形成<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的要求。由于<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">中<*n lang="EN-US">Mg<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">和<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">的相对原子质量之比为<*n lang="EN-US">Mg/Si=1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">73 <*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，所以基本<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">量为<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">基<*n lang="EN-US">=Mg/1<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">73<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">。 <*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">但是实践证明，若按<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">基进行配料时，生产出来的合金其*拉强度往往偏低而不合格。显然是合金中<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">数量不足所致。原因是合金中的<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">、<*n lang="EN-US">Mn<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">等杂质元素抢夺了<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">，例如<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">可以与<*n lang="EN-US">Si<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">形成<*n lang="EN-US">ALFeSi<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">化合物。所以，合金中必须要有过剩的<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">以补充<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的损失。合金中有过剩的<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">还会对*****拉强度起补充作用。合金*拉强度的****是<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">和过剩<*n lang="EN-US">Si<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">贡献之和。当合金中<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">含量偏高时，<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">还能降低<*n lang="EN-US">Fe<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">的不利影响。但是由于<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">会降低合金的塑性和耐蚀性，所以<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">过应有合理的控制。我厂根据实际经验认为过剩<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">量选择在<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">09% <*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">13%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">范围内是比较好的。 <*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">合金中<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">含量应是：<*n lang="EN-US">Si%=(Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">基<*n lang="EN-US">+Si<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">过<*n lang="EN-US">)%
<*n style="font-family: 宋体; ">控制范围

<*n lang="EN-US">3<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">1<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的控制范围<*n lang="EN-US"> Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">是*金属，熔炼操作时会有烧损。在确定<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的控制范围时要考虑烧损所带来的误差，但不能放得太宽，以免合金性能失控。我们根据经验和本厂配料、熔炼和化验水平，将<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">的波动范围控制在<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">04%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">之内，<*n lang="EN-US">T5<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">型材取<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">47%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">50%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，<*n lang="EN-US">T6<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">型材取<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">57%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">～<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">60%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">。

<*n lang="EN-US">3<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">2<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的控制范围 <*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">当<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">的范围确定后，<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的控制范围可用<*n lang="EN-US">Mg/Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">比来确定。因为该厂控制<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">过为<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">09%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">13%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，所以<*n lang="EN-US">Mg/Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">应控制在<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">18<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">32<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">之间。

<*n lang="EN-US">3<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">3 <*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金<*n lang="EN-US">T5<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">和<*n lang="EN-US">T6<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">状态型材化学成分的选择范围。若要变更合金成分时，比如想将<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">量增加到<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">95%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，以便有利于生产<*n lang="EN-US">T6<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">型材时，可沿过<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">上下限区间将<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">上移至<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">6%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">左右的位置即可。此时<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">约为<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">46%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">，<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">过为<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">11%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">，<*n lang="EN-US">Mg/Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">为<*n lang="EN-US">1<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．

<*n lang="EN-US">3<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">4 <*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">结束语 <*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">根据我厂的经验，在<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">铝合金型材中<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">量控制在<*n lang="EN-US">0<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">75%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">80%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">范围内，已完全能够满足力学性能的要求。在正常挤压系数<*n lang="EN-US">(<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">大于或等于<*n lang="EN-US">30)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的情况下，型材的*拉强度都处在<*n lang="EN-US">200<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">～<*n lang="EN-US">240 MPa<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">范围内。而这样控制合金，不仅材料塑性好，易于挤压，耐蚀性高和表面处理性能好，而且可节约合金元素。但是还应特别注意对杂质<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">进行严格控制。若<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">含量过高，会使挤压力*，挤压材表面质量变差，阳****氧化色差*，颜色灰暗而无光泽，<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">还降低合金的塑性和耐蚀性。实践证明，将<*n lang="EN-US">Fe<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">含量控制在<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">．<*n lang="EN-US">15%<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">0<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">．<*n lang="EN-US">25%<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">范围内是比较理想的。
<*n style="font-family: 宋体; ">化学成分

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">硅<*n lang="EN-US">Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.20-0.6

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">铁<*n lang="EN-US">Fe: 0.35

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">铜<*n lang="EN-US">Cu<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.10

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">锰<*n lang="EN-US">Mn<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.10

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">镁<*n lang="EN-US">Mg<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.45-0.9

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">铬<*n lang="EN-US">Cr<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.10

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">锌<*n lang="EN-US">Zn<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.10

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">钛<*n lang="EN-US">Ti<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">0.10

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">铝<*n lang="EN-US">Al<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">：余量

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">其他：

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">单个：<*n lang="EN-US">0.05 <*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">合计：<*n lang="EN-US">0.15
<*n style="font-family: 宋体; ">力学性能

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">力学性能：

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">*拉强度<*n lang="EN-US"> σb (MPa)<*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">≥150

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">伸长应力<*n lang="EN-US"> σp0.2 (MPa)<*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">≥110

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">伸长率<*n lang="EN-US"> δ5 (%)<*n style="font-family:宋体;mso-ascii -font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">：<*n lang="EN-US">≥7

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">注 <*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">：棒材室温纵向力学性能<*n lang="EN-US">

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">试样尺寸：直径<*n lang="EN-US">≤12.5
<*n style="font-family: 宋体; ">表面腐蚀现象

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">硅引起<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">铝合金型材腐蚀的行为完全是可以****和控制的，只要对原材料的进货、合金成分进行有效控制，保证镁、硅比例在<*n lang="EN-US">1.3<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">1.7<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">范围内，并且对各工序的参数进行严格控制，避免硅产生偏析和游离，尽量使硅和镁形成有益的<*n lang="EN-US">Mg2Si<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">强化相。

<*n style="font-family:宋体; mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">如果发现有这种硅腐蚀点现象，在表面处理时就应该特别注意，在脱脂除油过程中，尽量使用弱碱性槽液，如果条件不允许，也应该在酸性除油液中浸泡的时间尽量缩短<*n lang="EN-US">(<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">合格的铝合金型材在酸性脱脂液中放<*n lang="EN-US">20<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">30min<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">无问题，而有问题的型材上只能放置<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">～<*n lang="EN-US">3min)<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，而且以后的洗水<*n lang="EN-US">pH<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">值要高一些<*n lang="EN-US">(pH>4<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，控制<*n lang="EN-US">Cl-<*n style="font-family: 宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">含量<*n lang="EN-US">)<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">，在碱腐蚀过程中尽量延长腐蚀时间，在中和出光时要使用*出光液，在*阳****氧化时应尽快通电氧化处理，这样，由硅引起的暗灰色腐蚀点就不明显，可满足使用要求。
<*n style="font-family: 宋体; ">现货规格

<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">板材现货规格：<*n lang="EN-US">0.3mm-350mm(<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">厚度<*n lang="EN-US">)

<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">棒材现货规格：<*n lang="EN-US">3.0mm-500mm(<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">直径<*n lang="EN-US">)

<*n lang="EN-US">6063<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">线材现货规格：<*n lang="EN-US">0.1mm-20mm(<*n style="font-family:宋体;mso-ascii -font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">线径<*n lang="EN-US">)

<*n lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:12.0pt; font-family:"Times New Roman";mso-fareast-font-family:宋体;mso-font-kerning:1.0pt; mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">