By John K. Tien
Read or Download Alloy and Microstructural Design PDF
Best materials & material science books
This e-book offers new and critical study growth on composite fabrics that are engineered fabrics made up of or extra constituent fabrics with considerably various actual or chemical houses and which stay separate and precise on a macroscopic point in the accomplished constitution.
The foreign Workshop on Liquid Crystalline Polymers (LCPs) held in June 1993 in Italy attracted some of the prime researchers during this quarter of polymer technological know-how. The assembly supplied a discussion board for the alternate of study and ideas on present advancements and destiny learn and functions of liquid crystalline polymers.
This booklet overviews the present prestige of study and improvement actions of CNTs in nanodevices, nanomaterials, or nanofabrication. This e-book provides 15 cutting-edge overview articles that conceal CNT synthesis applied sciences for becoming hugely oriented CNTs, chirality-pure CNTs and CNTs at a wide throughput and coffee expense, CNT meeting ideas, CNT sorting and separation procedures, CNT functionalization engineering for extra functionalities, CNT basic houses and their practical/potential electric, digital, optical, mechanical, chemical and organic functions.
- Multiphoton Lithography: Techniques, Materials, and Applications (1)
- Foundations of solid mechanics
- Modern trends in the theory of condensed matter
- Solid Lubricants and Self-Lubricating Solids
Additional resources for Alloy and Microstructural Design
For the most part, the limitation on a + β Ti alloys is not strength, but rather fracture toughness at a given strength level, stress corrosion resistance, or creep strength, all of which are analyzed in later chapters. The former two properties are usually important for ambient or nearambient temperature applications whereas creep strength is important at higher temperatures. The ambient temperature properties are dis cussed below whereas creep is discussed in Chapter IV. Fig. 2 2 . Light micrograph showing very fine microduplex structure obtained by hotworking and recrystallizing Ti-6Al-2Sn-4Zr-6Mo in the (a + β)-phase field.
As is found in single-phase ordered materi als, dislocations encounter less resistance if they glide as pairs. We will consider two cases: alloys with a low volume fraction of particles and alloys with a high volume fraction of particles. The discussion of the low-volume-fraction case is based on the analyses of Gleiter and Hornbogen (1965a,b) and Brown and Ham (1971). The discussion of the high-volume-fraction case is based on the analysis of Copley and Kear (1967). In both cases we will consider the effect of increasing particle size.
Composite Strengthening Composite strengthening is discussed in detail in Chapter III. It will be reviewed here briefly for the sake of completeness of the discussion of high-temperature strengthening mechanisms. Composite strength ening is similar in some respects to dispersion strengthening. Both methods involve the dispersion of a nondeformable second phase in a ductile matrix and give effective strengthening at temperatures ap proaching the melting point of the alloy. Also, both methods produce greater ductility losses than solution strengthening or precipitation strengthening methods because of the resulting inhomogeneity of strain.