Effect of Different Heat Treatment States on Chemical Milling Properties of 2195 Al-Li Alloy

Autor: XIAN Peng, FU Qiang, ZHENG Sen-mu, TANG Shuai, HUANG Peng-fei
Jazyk: čínština
Rok vydání: 2023
Předmět:
Zdroj: Cailiao Baohu, Vol 56, Iss 1, Pp 77-81 (2023)
Druh dokumentu: article
ISSN: 1001-1560
DOI: 10.16577/j.issn.1001-1560.2023.0012
Popis: For studying the effect of different heat treatment states on the chemical milling properties of 2195 Al-Li alloy, orthogonal experiments were used to research the chemical milling properties of 2195 Al-Li alloys with different heat treatment states(T8 state and O state) under different process parameters. Results showed that the chemical milling rate in T8 state was higher than that in O-state under different process parameters, and the side cutting rate in T8 state was more stable than that in O-state. Meanwhile, the surface quality of 2195 Al-Li alloy after chemical milling was related to the heat treatment state. The O-state sample had different degrees of etching grooves at the rib position after chemical milling, while the T8-state sample was smooth and flat and had better surface quality after chemical milling.
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