avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;">7075铝合金是一种冷处理锻压合金，强度高，远胜于软钢。7075是商用较力度强合金之一。普通抗腐蚀性能、良好机械性能及阳较反应。细小晶粒使得高层度钻孔性能更好，工具耐磨性增强，螺纹滚制更与众不同。

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;">7075铝合金用途：

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;">航天航空工业、吹塑（瓶）模、超声波塑焊模具、高尔夫球头、鞋模、纸塑模、发泡成型模、脱腊模、范本、夹具、机械设备、模具加工。用于制作高端铝合金自行车车架。

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;">7075铝合金用途：

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 1.高度度可热处理合金。 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 2.良好机械性能。 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 3.可使用性好。 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 4.易于加工，耐磨性好。 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 5.抗腐蚀性能、舒缓反应性好。

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;">7075铝合金化学成分：

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 硅Si：0.40 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 铁Fe: 0.50 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 铜Cu：1.2-2.0 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 锰Mn：0.30 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 镁Mg：2.1-2.9 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 铬Cr：0.18-0.28 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 锌Zn：5.1-6.1 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 钛Ti：0.20 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 铝Al：余量 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 其他： 单个：0.05 合计：0.15

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;">7075铝合金力学性能：

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 抗拉强度 σb (MPa)：≥560 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 伸长应力 σp0.2 (MPa)：≥495 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 伸长率 δ5 (%)：≥6 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 注 ：无缝管的力学性能 

avu Sans, Lucida Grande, Tahoma, Hiragino Sans GB, STHeiti, SimSun, sans-serif; white-space: normal; letter-spacing: normal; color: #ffffff; word-spacing: 0px; -webkit-text-stroke-width: 0px; padding: 0px;"> 试样尺寸：直径>12.5