MECHANICAL PROPERTIES OF Al-Li ALLOY 8090 AT CRYOGENIC TEMPERATURES

金属学报(英文版), 1993, 6(2): 78-80.

MECHANICAL PROPERTIES OF Al-Li ALLOY 8090 AT CRYOGENIC TEMPERATURES

SUN Dongsheng LI Fengzhao ZHANG Gang Shandong Polytechnic University , Jinan , China Lecturer , Centre of Materials Testing and Analysis , Shandong Polytechnic University , Jinan 250014 , China

Keywords： Al-Li alloy , null , null , null

Cryogenic strength,ductility and toughness of AI-Li alloy 8090 were found to be superior to those at ambient temperature,and up to optima at about 20 K.Different aging regimes may only influence on its cryogenic yield strength and elongation.

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MECHANICAL PROPERTIES OF Al-Li ALLOY 8090 AT CRYOGENIC TEMPERATURES

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