Tensile and fatigue fracture behavior and water-environment effects in a SiC-whisker/7075-aluminum composite

作者: K. Komai , K. Minoshima , H. Ryoson

DOI: 10.1016/0266-3538(93)90081-Q

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摘要: Abstract An investigation has been carried out of the tensile and fatigue fracture behavior influence water environments on strength a SiC whisker reinforced high AlZnMg alloy composite (SiC w /7075-T6) fabricated by powder metallurgy process. Apart from elongation at failure, mechanical properties were superior to those an unreinforced 7075-T6 alloy. The in air stress ratio 0·1 was higher than that aluminum At lower level, environment decreased composite, although air. A crack initiated cluster or normal loading axis directly specimen surface. In water, corrosion pit.

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