<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">材料名称：<*n lang="EN-US">5754

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">　　标准：<*n lang="EN-US">GB/T3190-1996

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">　　主要特征及应用范围：<*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">5754<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">铝合金具有中等强度、良好的耐蚀性、焊接性及易于加工成形等特点，是<*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"">－<*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"">系合金中的典型合金。在国外，不同热处理状态的<*n lang="EN-US">5754<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">铝合金板材是汽车制造业（轿车车门、模具、密封件）、制罐工业所用的主要材料。<*n lang="EN-US">5754<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">铝板广泛应用于焊接结构、贮槽、压力容器、船舶结构与海上设施、运输槽罐以及用于要求有优良加工性能、优良耐蚀性、高疲劳强度、高可焊性和中等静态强度的场合。<*n lang="EN-US">

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

<*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 lang="EN-US">

<*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">0.40

<*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"">　　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">2.6<*n style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">～<*n lang="EN-US">3.6

<*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">0.15

<*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">0.2

<*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">0.50

<*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">0.30

<*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 lang="EN-US">

<*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">165<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">～<*n lang="EN-US">265

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">　　热处理规范：热扎板预留<*n lang="EN-US">25%~35%<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的冷加工率，中间退火，冷扎成品厚度，稳定化退火温度<*n lang="EN-US">140<*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"">℃，保温时音<*n lang="EN-US">1h<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">。热处理工艺：热处理规范：热扎板预留<*n lang="EN-US">25%~35%<*n style="font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">的冷加工率，中间退火，冷扎成品厚度，稳定化退火温度<*n lang="EN-US">140<*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"">℃，保温时音<*n lang="EN-US">1h<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。热处理规范：热扎板预留<*n lang="EN-US">25%~35%<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的冷加工率，中间退火，冷扎成品厚度，稳定化退火温度<*n lang="EN-US">140<*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"">℃。

<*n lang="EN-US">