热处理对新型<strong>Ti-6Al-2Mo-2V-3Nb-2Fe-1Zr</strong>合金力学性能的影响

热处理对新型Ti-6Al-2Mo-2V-3Nb-2Fe-1Zr合金力学性能的影响

彭文飞, 黄巧东, Moliar Oleksandr, 董超琪, 汪小锋

Effect of Heat Treatment on Mechanical Properties of a Novel Ti-6Al-2Mo-2V-3Nb-2Fe-1Zr Alloy

PENG Wenfei, HUANG Qiaodong, Moliar Oleksandr, DONG Chaoqi, WANG Xiaofeng

表3 不同制度热处理后钛合金微观组织的变化

Table 3 Microstructure changes of titanium alloy after different heat treatment

Heat treatment	α_p phase volume fraction $V_{α_{p}}$ / %	α_p phase equivalent diameter λ / μm	α_s phase volume fraction $V_{α_{s}}$ / %	α_s phase interval λ / μm
Hot rolled	22	1.0	21	0.08
ST1	36	1.1	15	0.3
SA1	33	1.2	19	0.03
SA2	42	1.8	27	0.08
SA3	42	1.8	29	0.08
SA4	43	1.9	30	0.1