The results indicate that small addition of Sc can enhance the age hardening response of the Al-Ag alloy and prolong the time taken to the ageing peak.

• 研究结果表明:在Al Ag合金中添加0.；2%25Sc(质量分数)；可增强合金350℃的时效硬化效果；延长达到峰时效的时间。