Fibering of oxides in a refractory-metal matrices
Robert W. Jech, John W. Weeton, Robert A. Signorelli, United States. National Aeronautics and Space Administration
National Aeronautics and Space Administration, 1967 - Technology & Engineering - 45 pages
What people are saying - Write a review
We haven't found any reviews in the usual places.
20 volume percent 20-volume-percent 80 Zirconium 20 83 Zirconium 17 additive-free columbium aluminum oxide average stress cause rupture colum columbium alloys columbium composites columbium matrix COMPOSITES AT 2200 Composites Containing Fibered degree of fibering dispersion strengthening ductility ELEVATED-TEMPERATURE TENSILE Elongation extrusion ratio fiber L/D fibered oxides free columbium hot rolling Hot-rolled at 3500 increase induction heating investigation length-diameter ratio magnesium oxide mechanical properties melting point metal matrix Microstructure of as-sintered modulus of elasticity molybdenum NASA NASA TN oxide in columbium perature percent thorium oxide percent zirconium oxide pounds per square PROPERTIES OF COLUMBIUM reduction in area Reduction ratio Reduction Vol refractory metals REFRACTORY-METAL MATRICES resistance to deformation Room temperature shown in figure Silicon dioxide sintering temperature Specimen Composition Test square inch strength of columbium stress-rupture strength stress-rupture tests tantalum composites Tensile and stress-rupture tensile strength Test temperature tungsten unetched volume percent thorium volume percent zirconium Weeton zirconium oxide fibers