采用化学相分析的方法研究了经过高温长期时效后标准Incone l 718合金中的析出相,确认了Inconel 718合金中α-Cr相的析出,同时也分析了α-Cr,γ′+γ″,δ相以及MC数量随时效时间和时效温度的变化情况.
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