Now showing items 29-48 of 80

    • Fatigue Strengths of Wrought Aluminum Alloys (Approximate Average Values as Determined in Tests of Smooth and Notched R.R. Moore Rotating Beam Fatigue Machines) 

      J.G. Kaufman (2013-12-03)
      Fatigue strengths of selected aluminum alloys as determined in tests of smooth and notched R.R. Moore Rotating Beam Fatigue Machines after various numbers of cycles. Multiple 6061 entries for various tempers and product forms.
    • Finite Element Method Applications in Bulk Forming 

      S.-I. Oh; J. Walters; W.-T. Wu (2013-12-03)
      Metalworking, with its thousands of years of history, is one of the oldest and most important materials processing technologies. During the last 30 years, with the continuous improvement of computing technology and the ...
    • Forging and Hot Pressing 

      Howard A. Kuhn (2013-12-03)
      POWDER FORGING AND HOT PRESSING processes are similar in terms of their external physical characteristics. Each process involves the simultaneous application of pressure and heat to consolidate powders to full, or nearly ...
    • Forging of Aluminum Alloys 

      G.W. Kuhlman (2013-12-03)
      ALUMINUM ALLOYS are forged into a variety of shapes and types of forgings with a broad range of final part forging design criteria based on the intended application. Aluminum alloy forgings, particularly closed-die forgings, ...
    • Forging of Discontinuously Reinforced Aluminum Composites 

      A. Awadallah; J.J. Lewandowski (2013-12-03)
      DISCONTINUOUSLY REINFORCED aluminum (DRA) alloy metal-matrix composites (MMCs) represent an advanced aluminum materials concept whereby ceramic particles, or whiskers, are added to aluminum-base alloys through the use of ...
    • Fracture Resistance of Structural Alloys 

      K.S. Ravichandran; K. Vasudevan (2013-12-03)
      FRACTURE MECHANICS is a multidisciplinary engineering topic that has foundations in both mechanics and materials science. From the perspective of a metallurgist, fracture mechanics often emphasizes mathematical mechanics, ...
    • Friction and Wear of Aluminum-Silicon Alloy 

      Barrie S. Shabel; Douglas A. Granger; William G. Truckner (2013-12-03)
      ALUMINUM-SILICON ALLOYS are noted for their unique combination of desirable characteristics, including excellent castability and low density combined with good mechanical properties. One reference to 6061.
    • Heat Treating of Aluminum Alloys 

      Unknown author (2013-12-03)
      HEAT TREATING in its broadest sense, refers to any of the heating and cooling operations that are performed for the purpose of changing the mechanical properties, the metallurgical structure, or the residual stress state ...
    • High-Strength Aluminum Powder Metallurgy Alloys 

      J.R. Pickens (2013-12-03)
      This article describes and reviews the latter of these two areas of aluminum P/M technology where high strength and improved combinations of properties are obtained by exploiting the inherent advantages of P/M for alloy ...
    • Hydrostatic Extrusion of Metals and Alloys 

      J.J. Lewandowski and A. Awadallah (2013-12-03)
      IN HYDROSTATIC EXTRUSION, the billet is extruded through a die via the action of a liquid pressure medium instead of the direct application of the load through a ram. In cases of hydrostatic extrusion, the billet is ...
    • The Influence of Alloy Composition on Precipitates of the Al-Mg-Si System 

      C.D. Marioara; S.J. Andersen; H.W. Zandbergen; R. Holmestad (2013-12-03)
      To study how changes in solute elements affect precipitation, six Al-Mg-Si alloys aged at 175 ° C were investigated by transmission electron microscopy (TEM). In alloys with 1.3 at. pct solute, when the Si/Mg ratio exceeds ...
    • Interdiffusion in the Mg-Al System and Intrinsic Diffusion in beta-Mg2Al3 

      Brennan, Sarah; Bermudez, Katrina; Kulkarni, Nagraj S.; Sohn, Yongho (2013-05-07)
      Solid-to-solid diffusion couples were assembled and annealed to examine the diffusion between pure Mg (99.96 pct) and Al (99.999 pct). Diffusion anneals were carried out at 573 K, 623 K and 673 K (300 C, 350 C and 400 C) ...
    • Introduction 

      J. Gilbert Kaufman (2013-12-03)
      The test methods and criteria used to evaluate the fracture characteristics of aluminum alloys are reviewed, and a substantial amount of representative test data for individual lots of aluminum sheet, plate, forgings, ...
    • Machining of Al 

      Unknown author (2013-12-03)
    • Mechanical Properties Data for Selected Aluminum Alloys, 

      Alan F. Liu (2013-12-03)
      Limited mechanical properties data for several selected aluminum alloys are compiled in this appendix. Relatively new aluminum alloys included are 7033, Al-Li 8090 and 2090, rapidly solidified power metallurgy (P/M) aluminum, ...
    • Mechanical Properties p162-169 

      Unknown author (2013-12-03)
    • Metal-Matrix Composites 

      John V. Foltz; Charles M. Blackmon (2013-12-03)
      METAL-MATRIX COMPOSITES (MMCs) are a class of materials with potential for a wide variety of structural and thermal management applications. Metal-matrix composites are capable of providing higher-temperature operating ...
    • Metallurgical Considerations in Fracture Resistance 

      J. Gilbert Kaufman (2013-12-03)
      The application of toughness testing to alloy development has led to a number of high-strength aluminum alloys and special tempers of some alloys with outstanding combinations of strength and toughness. An underlying basis ...
    • Metallurgical Principles 

      Martin Bauser (2013-12-03)
      The extensive use of metals over thousands of years, but in particular during the industrial age, can be attributed to their specific properties. In addition to their good electrical conductivityãassociated with good ...
    • Metallurgy of Heat Treatment and General Principles of Precipitation 

      J E Hatch (2013-12-03)
      The heat treatable alloys contain amounts of soluble alloying elements that exceed the equilibrium solid solubility limit at room and moderately higher temperatures. The amount present may be less or more than the maximum ...