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titanium-base alloys

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003552
EISBN: 978-1-62708-180-1
.... The article focuses on the types of hydrogen embrittlement that occur in all the major commercial metal and alloy systems, including stainless steels, nickel-base alloys, aluminum and aluminum alloys, titanium and titanium alloys, copper and copper alloys, and transition and refractory metals. The specific...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001566
EISBN: 978-1-62708-229-7
..., characteristic of chloride-induced SCC in austenitic stainless steels. The failure resulted from chloride-induced SCC, possibly assisted by cyclic stress. The recommendation for alternate material for the desuperheater nozzle included nickel base alloys per ASTM B 564, Grades 600 or 800 titanium alloy per ASTM B...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001636
EISBN: 978-1-62708-217-4
...Abstract Abstract A Lynx helicopter from the Royal Netherlands Navy lost a rotor blade during preparation for take-off. The blade loss was due to failure of a rotor hub arm by fatigue. The arm was integral to the titanium alloy rotor hub. An extensive material based failure analysis covered...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001782
EISBN: 978-1-62708-241-9
... significant grooving located at the transverse crack location ( Fig. 11 ). Closer examination of the etched cross section revealed an acicular microstructure consistent with an alpha-stabilized titanium-base alloy. Fig. 11 Metallographic cross section through concentric groove adjacent to separation...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006768
EISBN: 978-1-62708-295-2
... for as-welded and as-welded plus ultrasonic-impact-treated (UIT) structural steel welded joint Fig. 35 Residual stress versus depth profile for a titanium-base alloy component treated with laser shock peening Fig. 1 Definition of the reference axes and the direction of measurement in x-ray...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001667
EISBN: 978-1-62708-235-8
...-surface area; and, (4) the titanium alloy (Ti-6Al-4V) base material. The microstructural analysis was restricted to near the very surface of the titanium base material (due to the design requirements of the weldment, it was required that less that 150 micrometres of material be removed), and about one...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001265
EISBN: 978-1-62708-215-0
... near the base of this region. Fig. 8 Low-magnification micrograph of crack initiation region at base of capture lip in a titanium alloy tibial component. Fig. 9 Higher-magnification view of initiation region in Fig. 8 . Figure 10 shows a higher-magnification view...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001754
EISBN: 978-1-62708-241-9
... were consistent with low alloy steel with patches of silver, apparently remnant segments of cage material. The very thin and rippled fragment was found to be Titanium based, the spectral results being most similar to a Ti–6Al–2Sn–4Zr–2Mo as evidenced by the presence of aluminum and zirconium ( Fig. 12...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0049796
EISBN: 978-1-62708-235-8
... of water were associated with the surfaces of the titanium particles in the pyrotechnic. Based on these observations, it was proposed that the chlorine-containing residue be combined with the water from the pyrotechnic to form a thin aqueous film containing a substantial concentration of chloride ions...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001717
EISBN: 978-1-62708-217-4
... shown to produce larger grains in this alloy, as well as detrimental titanium-carbo-nitride precipitates. These features decrease resistance to stress corrosion cracking and fatigue. In an effort to eliminate future failures of this component, it was proposed that the Army have the capability...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
... analysis, metallographic analysis, and simulated-service tests. It provides case studies for the analysis of SCC service failures and their occurrence in steels, stainless steels, and commercial alloys of aluminum, copper, magnesium, and titanium. aluminum alloys austenitic stainless steel carbon...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006784
EISBN: 978-1-62708-295-2
..., alkaline-earth metals, and their alloys (includes titanium, tantalum, zirconium, uranium, and thorium) Brittle hydrides often form preferentially where the stress is highest. Nickel-base alloys exhibiting hydrogen embrittlement Table 2 Nickel-base alloys exhibiting hydrogen embrittlement...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001328
EISBN: 978-1-62708-215-0
.../EDS analysis showed base metal grain boundary precipitates to be primarily chromium carbides, but some titanium carbides were also observed. Failure was believed to result from the synergism of thermally driven tube distortion, which resulted in over-stress, and from the intergranular oxidation...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006785
EISBN: 978-1-62708-295-2
... caustic solutions High-nickel alloys High-purity steam Alpha brass Ammoniacal solutions, chloramine, amine Aluminum alloys Aqueous chloride, bromide, and iodide solutions Titanium alloys Aqueous chloride, bromide, and iodide solutions; organic liquids; N 2 O 4 Magnesium alloys Aqueous...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006760
EISBN: 978-1-62708-295-2
... intergranular fracture ( Fig. 20 ). Fig. 20 (a) Commercially pure titanium tube with flaking of brittle hydride layer at weld on inside diameter. Original magnification: 8×. (b) Thick, black etching layer of hydride at weld showing hydride needles in weld and base material. Kroll’s etch. (c...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0047645
EISBN: 978-1-62708-229-7
...Abstract Abstract An outer fan-duct assembly of titanium alloy Ti-5Al-2.5Sn (AMS 4910) for a gas-turbine fan section cracked 75 mm (3 in.) circumferentially through a repair weld in an arc weld in the front flange-duct segment. Examination of the crack with a binocular microscope revealed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c9001690
EISBN: 978-1-62708-226-6
... the possible role of the galvanic corrosion on the occurrence of hydrogen embrittlement in CP-Ti. Employed for their thermal shape memory behavior, wrought nickel-titanium (Nitinol) based products (e.g., heart valve sizer tools) have been on the market since the late 1960s. In recent years, the emphasis...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001685
EISBN: 978-1-62708-235-8
... generation Vaporizers U-0.8Ti Hydrogen damage and embrittlement Heat treating-related failures Introduction Experimental Procedures Results Discussion Conclusions References References 1. Ammons A. M. , “Precipitation Hardening in Uranium-Rich Titanium Alloys,” Physical...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001819
EISBN: 978-1-62708-180-1
... implant materials: Stainless steel: ASTM F 55-82, ASTM F 56-82, ASTM F 138-82, ASTM F 139-82 (contains remelted Special Quality), ISO/DIS 5832/1 (1986) Unalloyed titanium: ASTM F 67-83, ISO 5832/II (1984) Titanium alloy Ti-6Al-4V ELI: ASTM F 136-79, ISO 5832/III (1978) Cast cobalt...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0090030
EISBN: 978-1-62708-217-4
... Y. , “A Probabilistically-Based Damage Tolerance Analysis Computer Program for Hard Alpha Anomalies in Titanium Rotors,” Paper 2000-GT-0421, ASME Turbo Expo , IGTI , 2000 10.1115/2000-GT-0421 Selected References Selected References • Benac D.J. , Failure Analysis and Life...