2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板上海锴信铝业公司提供(进口铝合金/国产铝合金)2A12铝材/2A12铝合金/2A12铝板/2A12铝棒/2A12铝卷/2A12铝排/2A12锻铝/2A12花纹铝板等 标准:GB/T 3191-1998 特性及适用范围: 2A12铝合金为一种高强度硬铝,可进行热处理强化,在退火、刚淬火和热状态下可塑性中等,2A12铝合鑫点焊焊接性良好,用气焊和氩弧焊时有形成晶间裂纹的倾向;,2A12铝合金在淬火和冷作硬化后可切削性能尚好,在退火状态时不良。抗蚀性不高,常采用阳极氧化处理与涂漆方法或表面加包铝层以提高抗腐蚀能力。 化学成份: 铝 Al :余量 硅 Si :≤0.50 铜 Cu :3.8~4.9 镁 Mg:1.2~1.8 锌 Zn:≤0.30 锰 Mn:0.30~0.9 钛 Ti :≤0.15 镍 Ni:≤0.10 铁 Fe: 0.000~ 0.500 铁+镍 Fe+Ni: 0.000~ 0.500 注:单个:≤0.05;合计:≤0.10 2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝合金力学性能: 抗拉强度 σb (MPa):≥390 条件屈服强度 σ0.2 (MPa):≥255 伸长率 δ5 (%):≥12 注 :棒材室温纵向力学性能 试样尺寸:棒材直径(方棒、六角棒内切圆直径)≤22 2A12铝合金热处理规范: 1) 均匀化退火:加热480~495℃;保温12~14h;炉冷。2)完全退火:加热390~430℃;保温时间30~120min;炉冷至300℃,空冷。 3)快速退火:加热350~370℃;保温时间为30~120min;空冷。4)淬火和时效:淬火495~505℃,水冷;人工时效 185~195℃,6~12h,空冷;自然时效:室温96h。 感谢您查看我司发布的产品!如有需要其他材料欢迎来电咨询,本公司将免费送货服务,谢谢! 相同的产品,价格更廉,相同的价格,质量更优,相同的质量,服务.送货及时.价格合理..多谢支持. 联 系 人:王琳 021-37772490 15921950273 网址:www.sh-kaixin.cn QQ:2426392243 邮 箱:shkaixin1@163.com 2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板2A12铝板 |