TiZr-Nb二元合金β结构稳定性和力学性能的影响
王明康, 苑峻豪, 刘宇峰, 王清, 董闯, 张中伟

Effect of Ti on β Structural Stability and Mechanical Properties of Zr-Nb Binary Alloys
WANG Mingkang, YUAN Junhao, LIU Yufeng, WANG Qing, DONG Chuang, ZHANG Zhongwei
表1 设计系列合金的相组成及力学性能
Table 1 Mechanical properties and phase constitution of the designed series of alloys
AlloyPhase constitutionEσYSσUTSδMicrohardnessNbeq (mass
GPaMPaMPa%HVfraction / %)
MatrixSecond
phase
N1α(α')β71±2678±16785±105.5±0.4265±85.65
N2βω96±2-692±12-415±78.47
N3βω59±1559±12603±813.8±0.6194±616.92
TN3β-57±1557±9584±1115.5±0.5195±320.12
T1N2βα+ω64±3496±16847±717.4±0.8237±617.75
Zr-19.2Nbβω55±1488±15515±1012.2±0.6190±619.20