Microstructure and Mechanical Properties of an Advanced Niobium Based Ultrahigh
新型Nb基超高温合金的组织和性能,郭喜平,高丽梅,研究了Nb-Si-Ti-Hf-Cr-Al-B-Y合金在电子束区熔炉上的定向凝固组织、室温断裂韧性和高温瞬时拉伸性能。合金的组织主要由Nb基固溶体(Nbss)
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