从热力学出发,以图解的方式直观地揭示了Mod.9Cr-1Mo钢中氮、铝、钒和铌等微量元素之间的交互作用及其对强化相析出的影响规律.分析结果表明在高温服役过程中,钢中较低的铌、钒和铝含量与较高的N含量配合有助于增加VN相的弥散析出和抑制M23C6相的粗化速度,其结论与实际相符.
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