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liquid-solid-state bonding

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Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006221
EISBN: 978-1-62708-163-4
... Chatelier unary system IN MATERIALS SCIENCE, a phase is a physically homogeneous state of matter with a given chemical composition and arrangement of atoms. The simplest examples are the three states of matter (solid, liquid, or gas) of a pure element. The solid, liquid, and gas states of a pure...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006222
EISBN: 978-1-62708-163-4
... kinetics liquid-solid phase transformation magnesium phase transformation solid solutions solid-state phase transformation substitutional solid solutions thermodynamics unary diagram CONSIDER A SOLID METAL SPECIMEN consisting of 50% iron atoms and 50% copper atoms ( Fig. 1a ). These atoms do...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003054
EISBN: 978-1-62708-200-6
... resistance, and other properties. This article discusses the fundamentals of sintering and its effects on pore structures and particle density. It addresses some of the more common sintering methods, including solid-state, liquid-phase, and gas pressure sintering, and presents alternative processes such as...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005213
EISBN: 978-1-62708-187-0
... Abstract Cast iron exhibits a considerable amount of eutectic in the solid state. This article discusses the structure of liquid iron-carbon alloys to understand the mechanism of the solidification of cast iron. It illustrates nucleation of the austenite-flake graphite eutectic, austenite...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005209
EISBN: 978-1-62708-187-0
... build-up at the solid-liquid interface forming transients and steady state, the morphological stability/instability and perturbation theory, and rapid solidification effects, including solute trapping and oscillatory instabilities. The article presents a microstructural selection map that gives an...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003172
EISBN: 978-1-62708-199-3
..., catalysts may be added, either in solid, liquid, or gaseous form. Sand can be bonded using sodium silicate (“waterglass”). Sodium silicate binders are odorless and produce no volatile organic compounds when metal is poured into molds. The amount of silicate binder varies from 3...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006457
EISBN: 978-1-62708-190-0
... area that should contain, but does not contain, adhesive. Voids are found in a variety of shapes and sizes and are usually at random locations within the bond line. Voids are generally surrounded by porosity if caused by a thick bond line and may be surrounded by solid adhesive if caused by entrapped...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003043
EISBN: 978-1-62708-200-6
... processing. Bond pressures of 0.28 MPa (41 psi) and cure temperatures of 150 °C (300 °F) are usually adequate for most applications. High-temperature adhesives based on condensation-reaction PI precursors are supplied in both liquid form and as solid films. In addition, they may be filled or unfilled...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003021
EISBN: 978-1-62708-200-6
... fits are occasionally used in thermoplastic applications. Because this joining procedure involves high stresses, the fit must be designed with care. For example, Fig. 10 shows the maximum diameter interference recommended for solid PC shafts, steel shafts, and PC hubs. Figure 11 shows those values...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003047
EISBN: 978-1-62708-200-6
... solders or brazing alloys might be considered adhesives. Practically, though, only organic or silicone polymers are usually considered adhesives. For rapid wetting and bond formation, the adhesive must be fluid, but in its final load-bearing state, it must be a high-molecular-weight solid. In the three...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005242
EISBN: 978-1-62708-187-0
... (so called because of their characteristic green color) are a solid solution of forsterite (Mg 2 SiO 4 ) and fayalite (Fe 2 SiO 4 ). Forsterite and fayalite in approximately equal proportions are the primary constituents of rock called dunite found in Washington state and North Carolina ( Ref 4...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003056
EISBN: 978-1-62708-200-6
... melting reaction between silicon-based ceramics and metals. Silicon-based ceramics react with some transition metals to form eutectic liquids. The method utilizes this eutectic reaction by optimizing the reaction conditions. The third type is formed by complete solid-state reactions under pressure...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006223
EISBN: 978-1-62708-163-4
... rapidly with increasing temperature than that for the solid. For temperatures up to T m , the solid phase has the lowest free energy and is therefore the equilibrium state of the system. At T m , both phases have the same value of G and both the solid and liquid can coexist in equilibrium. Therefore...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003209
EISBN: 978-1-62708-199-3
... Abstract This article describes the mechanism, advantages and disadvantages, fundamentals, capabilities, variations, equipment used, and weldability of metals in solid-state welding processes, including diffusion bonding, explosion welding, friction welding, ultrasonic welding, upset welding...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003205
EISBN: 978-1-62708-199-3
... Abstract This article discusses different types of joining processes, including welding, brazing, soldering, mechanical fastening, and adhesive bonding. It examines two broad classes of welding: fusion welding and solid-state welding. The article discusses the process selection considerations...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005351
EISBN: 978-1-62708-187-0
... melts. There are three basic methods of mechanically removing or separating inclusions from molten metal: Sedimentation Flotation Positive filtration The first two processes—sedimentation and flotation—are based on density differences between the liquid and solid phases...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003064
EISBN: 978-1-62708-200-6
..., which readily oxidize at very low partial pressures of oxygen, and/or which form carbides that dissociate at very high temperatures (>2000 °C, or 3630 °F), seem to be unsuitable as interlayers for joining by this method. One study ( Ref 126 ) used brazing and solid-state diffusion bonding of three...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005299
EISBN: 978-1-62708-187-0
... liquid-to-solid contraction is much more significant. Solid-state contraction can also be significant, as the cooling occurs over a very wide temperature range from the solidus down to room temperature. Solid-state contraction is a major concern in part design, because it is one of the primary causes of...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001299
EISBN: 978-1-62708-170-2
... may be partially stabilized with yttria and exist mainly as the nontransformable tetragonal phase, and possibly some cubic-phase material. These higher-yttria-content nontransformable tetragonal grains exist as a nonequilibrium phase because of the rapid quench from the liquid state upon deposition at...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
... The process of making SiC whiskers from rice hulls. Source: Ref 6 Vapor-liquid-solid processes use a liquid metal (such as iron, cobalt, chromium, or manganese) as the catalyst for whisker formation ( Fig. 16 ). The catalyst must be able to dissolve sufficient amounts of silicon and carbon to...