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beta titanium alloys

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Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006253
EISBN: 978-1-62708-169-6
... Abstract This article introduces the different types, distinctions, and grades of commercially pure titanium and titanium alloys. It describes three types of alloying elements: alpha stabilizers, beta stabilizers, and neutral additions. The article discusses the basic categories of titanium...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006277
EISBN: 978-1-62708-169-6
..., and transformation texture development during heat treatment of multicomponent alpha/beta and beta titanium alloys. It includes quantitative description of Burgers orientation relationship and path, discussion of lattice correspondence between the alpha and beta phases, and determination of the total...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005401
EISBN: 978-1-62708-196-2
... phase equilibria, crystallography, and deformation behavior of titanium and titanium alloys. The article describes the modeling and simulation of recrystallization and grain growth of single-phase beta and single-phase alpha titanium. The deformation- and transformation-texture evolution of two-phase...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005409
EISBN: 978-1-62708-196-2
... Abstract This article focuses on the modeling of microstructure evolution during thermomechanical processing in the two-phase field for alpha/beta and beta titanium alloys. It also discusses the mechanisms of spheroidization, the coarsening, particle growth, and phase decomposition in titanium...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004003
EISBN: 978-1-62708-185-6
... and titanium alloys. The TMP techniques include retained-strain processing, dual-microstructure processing, and dual-alloy processing. The article also describes the TMP of alpha-beta titanium alloys, including fine-grain processing, hybrid-structure processing, dual-microstructure processing, and...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006283
EISBN: 978-1-62708-169-6
... Abstract This article provides a detailed discussion on heat treatment of titanium alloys such as alpha alloys, alpha-beta alloys, and beta and near-beta alloys. Common processes include stress-relief, annealing, solution treating, aging, quenching, and age hardening. It provides information on...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003140
EISBN: 978-1-62708-199-3
... phases and martensitic transformations formed in titanium alloy systems. Information on commercial and semicommercial grades and alloys of titanium is tabulated. The article also discusses the different grades of titanium alloys such as alpha, near-alpha alloys, alpha-beta alloys, beta alloys, and...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006270
EISBN: 978-1-62708-169-6
... Abstract The response of titanium and titanium alloys to heat treatment depends on the composition of the metal, the effects of the alloying elements on the alpha-beta crystal transformation, and the thermomechanical processing utilized during processing of the alloy. This article provides a...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003822
EISBN: 978-1-62708-183-2
... these alloys. These range from no- or low-alloy-content single-phase alpha (α) or near-α (relatively small amount of beta, β, phase) titanium alloys to more highly alloyed, higher-strength α-β and metastable β alloys. The α phase consists of a hexagonal close-packed crystal structure, whereas the β...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003141
EISBN: 978-1-62708-199-3
... treatments may be varied to produce alternate properties. (b) ELI, extra low interstitial. (c) Beta-STA, solution treatment within the β-phase field followed by aging Fig. 5 Fracture toughness of Ti-6Al-4V castings compared with that of Ti-6Al-4V plate and of other titanium alloys...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001311
EISBN: 978-1-62708-170-2
.... Pickle in nitric-hydrofluoric acid solution, time and concentration as required. Vacuum degas or decontaminate titanium beta alloys that absorb hydrogen in reducing baths. These baths are used by one major aerospace contractor for cleaning titanium blades for jet engines. The blade materials are...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003142
EISBN: 978-1-62708-199-3
... 6% Al generally are susceptible to stress corrosion. Additions of tin, manganese, and cobalt are detrimental, whereas zirconium appears to be neutral. Beta stabilizers such as molybdenum, vanadium, and niobium are beneficial. Susceptibility of titanium alloys to SCC also can be affected by heat...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005674
EISBN: 978-1-62708-198-6
... allowable levels may be higher than that of α or α + β alloys. Depending on the amount of alloying with beta stabilizers, titanium alloys may retain some β phase at room temperature. Thus, titanium alloy compositions are classified as near-alpha (α) alloys, beta (β) alloys, or alpha-beta (α + β) alloys...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004000
EISBN: 978-1-62708-185-6
... alloying elements (including other metals and gases such as oxygen, nitrogen, and hydrogen) stabilizes either the α or β phase. The temperature at which a given titanium alloy transforms completely from α to β is termed the beta transus, β t , and is a critical temperature in titanium alloy forging process...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003143
EISBN: 978-1-62708-199-3
... that in any other commercial titanium alloy. For applications requiring uniformity of tensile properties at surface and center locations. Beta C; β-C; 38-6-44. R58640. 3.0 to 4.0 Al; 5.5 to 6.5 Cr; 3.5 to 4.5 Mo; 7.5 to 8.5 V; 3.5 to 4.5 Zr; 0.3 max Fe; 0.03 max N; 0.12 max O; 0.03 max H...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000623
EISBN: 978-1-62708-181-8
... α-β alloy with a β volume fraction of 0.17. Beta particle size: 6.30 μm. Interbeta spacing: 30.8 μm. Material processed as in Fig. 1183 , 1184 , and 1185 . Heat Treatment: 30 days at 780 °C (1435 °F); furnace cool over 3 days to 700 °C (1290 °F); 24 h at 700 °C (1290 °F); water quench. Fracture...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006282
EISBN: 978-1-62708-169-6
... potential method for improved design in biaxial stress applications, such as rocket cases and pressure bottles. The resistance to additional amounts of cold deformation due to strain hardening is greatest in α-titanium alloys. Increasing amounts of the beta (β) phase decrease the strain-hardening rate. As...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006269
EISBN: 978-1-62708-169-6
... significantly altered by nitrogen or oxygen ( Ref 18 ). The strong stabilizing effect of hydrogen on the beta phase in α + β titanium alloys results in a decrease of the alpha-to-beta transformation temperature from 882 °C (1620 °F) to a eutectoid temperature of 288 °C (550 °F) ( Ref 63 ). Hydrogen...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006286
EISBN: 978-1-62708-169-6
... from quenching or other thermal or mechanical processes. It discusses the types and microstructures of titanium alloys, namely, alpha, alpha-beta, and beta alloys, and describes the general effects of the various heat treatments. The article provides information on quenching media, quenching rate...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005337
EISBN: 978-1-62708-187-0
.... The titanium alloy classes denote the general type of microstructure after processing. There are four basic classes of titanium-base materials, each favoring specific characteristics. The alloy classes are commercially pure titanium, alpha and near-alpha, alpha-beta, and beta and near-beta alloys...