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From the previous example for the 60 wt%Ni-40 wt% Cu alloy at 1100℃, only the α phase is present.
From the previous example for the 60 wt%Ni-40 wt% Cu alloy at 1100℃, only the α phase is present.
A.正确
B.错误
正确答案：正确
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材料导论
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When two phases are present in a system, it is necessary that there will be a difference in both physical and chemical properties.
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We don’t have to employ the tie line if two phases are present.