NASA Technical Paper

0.2-Percent-offset yield strength 5083 Al matrix 6061 Al matrix Agglomerate Al-Li alloys Al-Li-Mg alloys aluminum matrix alloy aluminum matrix composite as-fabricated F temper brittle composite fig composites containing composites showed composites studied composites T6 temper composites tested crater diameter dimple network discontinuous SiC/Al composites ductility elastic modulus end surfaces equiaxed etched final rolling direction flow stress fracture behavior fracture surfaces g/cm³ heat treatment higher failure strains increasing reinforcement content ksi MPa ksi longitudinal direction Longitudinal orientation low-cost Metal matrix composite modulus of elasticity modulus/density ratios MPa ksi MPa NASA Lewis nodule observed orientation effect particulates percent plastic flow plastic strain Properties of Discontinuous shear lip SiC reinforcement content SiC whiskers SiCn SiCp SiCw SiCw/6061 Al composites Strength/density ratio stress-strain behavior stress-strain curves temperature tensile tests titanium top surface transverse direction Transverse orientation type of composite type of SiC typical ultimate tensile strength whisker orientation yield and tensile yield and ultimate