研究了Gd元素对变形Mg-Zn-Gd合金织构和室温成形性能的影响.结果表明:Gd元素可以有效地控制轧制Mg-Zn-Gd合金的基面织构,当0.2％Gd元素加入Mg-1.SZn合金中,热轧退火后合金的基面织构强度最大值仅为2.3,并且基面织构沿着TD方向发生明显分裂,埃里克森杯突值为7.0,TD方向上延伸率达到29.1％;随着合金中Gd含量的增加,Mg-1.SZn-2.0Gd合金的基面织构强度最大值有所增加,基面织构沿着TD方向发生分裂的程度明显降低,埃里克森杯突值仅为3.9,并且合金中形成粗大的第二相,导致室温成形性能明显减低.
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