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Abstract:
一种耐晶间腐蚀高Mg含Er铝合金冷轧板材的热处理工艺,属于有色金属技术领域,它解决了高Mg的铝镁合金冷轧板材耐长期晶间腐蚀性能差的问题。高Mg含Er铝合金热轧板,其各组分质量百分含量分别为Mg 5.8%-6.8%,Mn0.4%-0.8%,Er 0.15%-0.25%,Zr 0.15%-0.25%,不可避免杂质含量<4%,余量为Al,合金热轧板经中间退火后进行冷精轧,最终冷变形量为75%-90%;对铝合金冷轧板进行稳定化退火,退火温度为235℃-245℃,保温时间3.5-4小时,空冷至室温。该工艺在不明显降低合金强度的同时,显著改善合金的耐晶间腐蚀性能。
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Patent Info :
Type: 发明授权
Patent No.: CN201210065948.6
Filing Date: 2012-03-13
Publication Date: 2013-10-23
Pub. No.: CN102586707B
Applicants: 北京工业大学
Legal Status: 授权 ; 许可
Cited Count:
WoS CC Cited Count: 11
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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