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alpha-beta titanium alloys

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120195
EISBN: 978-1-62708-269-3
... Abstract This appendix provides datasheets describing the chemical composition, processing characteristics, mechanical and fabrication properties, and heat treating of various grades of alpha-beta titanium. Datasheets are provided for the following alloys: Ti-5Al-2Sn-2Zr-4Mo-4Cr (UNS: R58650...
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Published: 01 December 2000
Fig. 3.6 Microstructure of an alpha-beta titanium alloy (Ti-6Al-4V) after slow cooling from above the beta transus. The white plates are α, and the dark regions between them are β. This is a typical Widmanstätten structure. Optical micrograph; 500x More
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Published: 01 December 2000
Fig. 3.8 Microstructure of an alpha-beta titanium alloy (Ti-6Al-4V) in representative metallurgical conditions. (a) Equiaxed α and a small amount of intergranular β. (b) Equiaxed and acicular α and a small amount of intergranular β. (c) Equiaxed α in an acicular α (transformed β) matrix. (d More
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Published: 01 December 2000
Fig. 6.1 Cast and hot isostatically pressed alpha-beta titanium alloy (Ti-6222S) F-18 ejector block (after chemical milling, blending, and mill repair) More
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Published: 01 December 2000
Fig. 6.9 Fracture toughness of an alpha-beta titanium alloy (Ti-6Al-4V) casting compared to that of plate and other titanium alloys More
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Published: 01 December 2000
Fig. 12.12 Typical microstructure of alpha-beta titanium alloy Ti-6Al-4V solution treated close to the beta transus. 1010 °C (1850 °F), 1 h, encapsulated cool; 500× More
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Published: 01 December 2000
Fig. 12.21 Low-cycle fatigue life of Ti-6Al-4V alpha-beta titanium alloy with different structures: beta forged (100% transformed beta); 10% primary alpha (balance transformed beta); 50% primary alpha More
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Published: 01 December 2000
Fig. 12.23 Low-cycle fatigue properties of alpha-beta titanium alloy Ti-6Al-4V showing effects of notch acuity and time to first crack More
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Published: 01 December 2000
Fig. 3.2 Typical microstructures of alpha, alpha-plus-beta, and beta titanium alloys. (a) Equiaxed α in unalloyed Ti after 1 h at 699 °C (1290 °F). (b) Equiaxed α + β. (c) Acicular α + β in Ti-6Al-4V. (d) Equiaxed β in Ti-13V-11Cr-3Al More
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Published: 01 December 2000
Fig. 5.5 Microstructures corresponding to various combinations of properties resulting from forging an alpha-beta titanium alloy (Ti-6Al-4V). (a) 6% equiaxed primary alpha plus fine platelet alpha in Ti-6Al-4V alpha-beta forged, then annealed 2 h at 705 °C (1300 °F) and air cooled. (b) 23 More
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Published: 01 January 2015
Fig. 12.5 Effects of increasing amounts of beta-stabilizing elements on the base-metal tensile strength and weld bend ductility of alpha-beta titanium alloys More
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Published: 01 December 2000
Fig. 6.10 Scatterband comparison of fatigue crack growth rate for an alpha-beta titanium alloy (Ti-6Al-4V) in beta annealed wrought form, and in cast and cast-plus-HIP forms More
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Published: 01 December 2000
Fig. 14.6 Locus of burn and no-burn regions for Alloy C and workhorse alpha-beta titanium alloy Ti-6Al-4V More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120033
EISBN: 978-1-62708-269-3
... forging. The actual forging temperatures used are based on experience and desired microstructures. Table 5.1 lists recommended metal temperatures for a number of commonly forged alpha, alpha-beta, and beta titanium alloys. As a general guide, metal temperatures of beta transus minus 28 °C (50 °F...
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Published: 01 December 2000
Fig. 12.18 Curves depicting room-temperature stress versus cycles to failure for alpha-beta titanium alloy Ti-6Al-4V in a variety of conditions. (a) Fully lamellar structure. (b) Fully equiaxed structure. (c) Duplex microstructure. In (a), width of alpha lamellae is at issue; in (b), effect More
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Published: 01 December 2000
Fig. 6.8 Comparison of smooth axial room-temperature fatigue in cast, cast/plus-HIP, and a wrought alpha-beta titanium alloy (Ti-6Al-4V) More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120095
EISBN: 978-1-62708-269-3
..., including method of making powder Joining process used to fabricate a structure Postprocessing heat treatment or final step employed in working or fabrication Machining process and surface treatment Microstructure of titanium alloy classes (e.g., alpha-beta) is covered in Chapter 3...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120039
EISBN: 978-1-62708-269-3
... in corrosive media. Fig. 6.1 Cast and hot isostatically pressed alpha-beta titanium alloy (Ti-6222S) F-18 ejector block (after chemical milling, blending, and mill repair) Fig. 6.2 Investment-cast titanium components for use in corrosive environments For a while in the 1990s, sporting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120013
EISBN: 978-1-62708-269-3
... (from alpha to beta and back again) that occur during processing play a major role in defining titanium properties. Chapter 12 covers this subject in detail. Phase Diagrams—Road Maps for Alloy Relationships The phase relationships in alloy systems can be represented by phase diagrams. When more...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930311
EISBN: 978-1-62708-359-1
...) to a body-centered cubic crystal structure (beta phase). Depending on their microstructure, titanium alloys fall into one of four classes: alpha, near-alpha, alpha-beta, or metastable beta. These classes, which are described below, denote the general type of microstructure after processing. An alpha alloy...