火箭发动机用合金GH202和GH586燃烧事故分析

钢铁研究学报, 2005, 17(3): 68-71.

1.北京科技大学新金属材料国家重点实验室,北京,100083

2.钢铁研究总院高温材料所,北京,100081

3.钢铁研究总院高温材料所,北京,100081

4.钢铁研究总院高温材料所,北京,100081

Combustion Failure Analysis of GH202 and GH586 Superalloys for Rocket Engine

对GH202、GH586合金部件在高温富氧工况下极短时间内就发生燃烧事故的原因进行了分析.结果表明:合金燃烧的主要原因是环境温度超过了合金的燃烧温度门槛值,而并非材料自身的问题;同时,对如何提高合金的抗燃烧性能及减少燃烧事故提出了建议和措施.

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