【摘要】：對AZ61鎂合金鑄軋板進(jìn)行了不同溫度下的軋制試驗。結(jié)果表明:隨著加工溫度的增加,合金的極限成形能力逐漸增大,其極限成形能力由室溫軋制時的10%提高到400℃軋制時的85%。在軋制溫度低于300℃時,添加0.8%混合稀土的鎂合金比不加稀土鎂合金單道次軋制的極限壓下量要大,當(dāng)軋制溫度高于300℃軋制時,兩者的極限壓下量趨于相等。變形溫度350~400℃和變形量大于60%是最適合AZ61鎂合金軋制的工藝,可以得到10μm以下的等軸細(xì)晶粒。
[Abstract]:The rolling test of AZ61 magnesium alloy cast-rolling plate at different temperatures was carried out. The results show that with the increase of processing temperature, the ultimate forming ability of the alloy increases from 10% at room temperature to 85% at 400 鈩，

本文編號：2157804