Super Light Alloy Al-Cu-Li-Fatigue Crack Growth Resistance at Temperatures 293 and 77K

V V Eremenko,Yu. A. PokhIl,L. F. Yakovenko,E. N. Aleksenko,I. N. Fridlyander

Super Light Alloy Al-Cu-Li-Fatigue Crack Growth Resistance at Temperatures 293 and 77K

2000

V V Eremenko
Yu. A. PokhIl
L. F. Yakovenko
E. N. Aleksenko
I. N. Fridlyander

The aim of this study was to investigate fatigue crack growth resistance of a new superlight high-strength Al-Cu-Li alloy at 293 and 77K and to assess the possibility of its application in cryogenic aerospace structures.

Keywords:

Cryogenics
Aluminium alloy
Stress intensity factor
Alloy
Paris' law
Crack growth resistance curve
Crack closure
Materials science
Superalloy
Composite material

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