<p style="font-family:arial, 宋体;background-color:#ffffff"><strong style="color:#ff0000;background-color:#fffadf;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体"><span style="font-size:large">075铝合金是一种冷处理锻压合金,强度高,远胜于软钢。7075是商用强力合金之一。普通抗腐蚀性能、良好机械性能及阳反应。细小晶粒使得深度钻孔性能好,工具耐磨性增强,螺纹滚制与众不同。锌是7075中主要合金元素,向含3%-7.5%锌的合金中添加镁,可形成强化效果显着的MgZn2,使该合金的热处理效果远远胜过于铝-锌二元合金。提高合金中的锌、镁含量,抗拉强度会得到进一步的提高,但其抗应力腐蚀和抗剥落腐蚀的能力会随之下降。经受热处理,能到达非常高的强度特性。7075材料一般都加入少量铜、铬等合金,该系当中以7075-T651铝合金尤为上品,被誉为铝合金中优良的产品,强度高、远胜任何软钢。此合金并具有良好机械性及阳反应。代表用途有航空航天、模具加工、机械设备、工装夹具,特别用于制造飞机结构及其他要求强度高、抗腐蚀性能强的高应力结构体。</span></strong></p><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">:7A09 GB/T3190--1996</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">日标:A7075 JIS H4000-1999 JIS H4080-1999</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">非标:76528 IS 733-2001 IS737-2001</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">俄标:B95/1950 rocT 4785-1974</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">EN:EN AW-7075/AlZn5.5MgCu EN573-3-1994</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">德标:AlZnMgCu1.5/3.4365 DIN172.1-1986/w-nr</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">法标:7075(A-Z5GU) NFA50-411 NFA50-451</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">英标:7075(C77S) BS 1470-1988</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">美标:7075/A97075 AA/UNS</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><img src="http:///product/pics/20161101/201611011478008682302.png" data-bd-imgshare-binded="1"></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"> </div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">常见金属材料项目:</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large"><br></span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">——金属物理性能:密度、洛氏硬度、维氏硬度、肖氏硬度、里氏硬度、热扩散率、横向断裂强度、电阻系数、熔化温度范围、压坯强度、生坯强度、粒度分布等</span></strong></span></div><div style="color:#303030;font-family:arial, tahoma, verdana, stheiti, simsun, sans-serif, 宋体;background-color:#fffadf"><span style="color:#ff0000"><strong><span style="font-size:large">——金属力学性能:拉伸试验、应力松弛、室温扭转试验、扭应力疲劳试验、滑动磨损试验、断裂韧度、弹性模量和泊松比试验、夏比摆锤冲击试验、压痕试验、疲劳试验、蠕变试验、动态撕裂试验、室温压缩试验、弯曲试验等</span></strong></span></div>