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Titanium alloy

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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
... microstructure that is known to be less resistant to fatigue initiation. Thanks are directed to Dr. A. Tsao, Department of Orthopaedics, Northwestern University, for providing the retrieved implants for this analysis. Titanium alloy knee prostheses are used to replace the articulating surface of...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001359
EISBN: 978-1-62708-215-0
... Abstract The cause of low fatigue life measurements obtained during routine fatigue testing of IMI 550 titanium alloy compressor blades used in the first stage of the high-pressure compressor of an aeroengine was investigated. The origin of the fatigue cracks was associated with a spherical...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0047681
EISBN: 978-1-62708-229-7
... Abstract A fluorescent liquid-penetrant inspection of an experimental stator vane of a first-stage axial compressor revealed the presence of a longitudinal crack over 50 mm (2 in.) long at the edge of a resistance seam weld. The vane was made of titanium alloy Ti-6Al-4V (AMS 4911). The crack...
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
... Abstract The head on a golf club driver developed multiple cracks during normal use. The head was a hollow shell construction made from a titanium alloy. Analysis and additional investigation revealed a progressive failure that initiated on the interior surface of the face plate along a deep...
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
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001313
EISBN: 978-1-62708-215-0
... and XRD analysis of crystalline compounds in the deposit indicated the possible presence of ammonia. Failure was attributed to stress-corrosion cracking resulting from ammonia in the cooling water. It was recommended that an alternate tube material, such as a 70Cu-30Ni alloy or a titanium alloy, be...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0091703
EISBN: 978-1-62708-229-7
... ammonia (prohibitively expensive in cost and time) or using an alternate material (such as a 70Cu-30Ni alloy or a more expensive titanium alloy) that is resistant to ammonia corrosion as well as to chlorides and sulfur species. Air cooling Ammonia Hydroelectric generators Hydroelectric power...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001269
EISBN: 978-1-62708-215-0
... homogenization of the carbides in the resultant hob, and lower sulfur content. Carbides Coatings Hobbing cutters Microstructural effects Sulfur Wear M2 UNS T11302 Brittle fracture A gear manufacturer reported recurring premature failures of titanium nitrided M2 tool steel gear...
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 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 no evidence of...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001803
EISBN: 978-1-62708-241-9
.... orthopedic implant devices fracture corrosion inclusions and stress gaps medical materials cracking fretting pitting fractography fracture toughness Ti6Al4V (titanium-aluminum-vanadium alloy) UNS R56406 316L stainless steel (austenitic wrought stainless steel) UNS S31603 This...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001838
EISBN: 978-1-62708-241-9
... primary titanium carbonitrides. Grain boundary embrittlement caused by secondary carbide precipitates. This alloy is both ductile and tough and not at all susceptible to this kind of material property degradation. Also, excessive secondary carbide grain boundary precipitation should have shown in the...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001283
EISBN: 978-1-62708-215-0
... stock L77 specification Copper 3.96–4.09 3.9–5.0 Magnesium 0.36–0.56 0.2–0.8 Silicon 0.62–0.76 0.5–0.9 Manganese 0.52–0.61 0.4–1.2 Titanium + Zirconium 0.017 0.2 (max) Iron 0.28–0.44 0.5 (max) Nickel 0.06 0.2 (max) Zinc 0.10–0.17 0.2 (max) Lead 0.002 0.05...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001609
EISBN: 978-1-62708-229-7
... titanium (Ti)-stabilized alloy 439. Electric-resistance-welded P-No. 7 finned tubes are exempt from PWHT under the conditions of Code Case 2215. 13 Section VIII does not require PWHT for alloy 439 tubing manufactured to SA/A-268, grade XM8, UNS S43035. Section VIII also permits the use of P-No.10H duplex...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001812
EISBN: 978-1-62708-241-9
... structural alloys Structural material Embrittling environments High-strength martensitic steel Cu, In, Sn, Pb, Cd, Zn (Hg) Stainless steels Zn, Cu Titanium alloys Hg, Cd, Ag, Au Aluminium alloys Hg, Ga, In, Pb, Na Copper alloys Hg, Ga, Bi, Zn, Sn, Pb The LME is certainly...
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
... remnant cage material. The bottom image was the heavily deformed Titanium alloy fragment (Color figure online) Fig. 12 Representative EDS qualitative chemical analysis of the fragments shown in Fig. 11 The EDS results revealed that two of the larger fragments were consistent with low...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006786
EISBN: 978-1-62708-295-2
... copper to the surface of the component, and, during the arc melting process, LMIE occurred ( Ref 27 ). Liquid-metal-induced embrittlement and SMIE of titanium alloys by cadmium has been studied primarily with regard to fasteners ( Ref 28 ). An example of LMIE is shown in Fig. 7 . Another study found...
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
... elements form high-pressure pockets of gases other than molecular hydrogen. Cracking from hydride formation Transition, rare earth, alkaline-earth metals, and their alloys (includes titanium, tantalum, zirconium, uranium, and thorium) Brittle hydrides often form preferentially where the stress is...
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
..., concentrated chloride solutions; chloride-contaminated steam; hot 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...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001753
EISBN: 978-1-62708-241-9
... Copper 0.58 Titanium 0.27 Nickel <0.01 Lead <0.01 Tin <0.01 Beryllium <0.01 Vanadium 0.01 Zirconium <0.01 Table 2 Chemical composition of AA 712.0 [ 1 ] Element Wt.% Aluminum Remainder Zinc 5.0–6.5 Magnesium 0.50–0.65 Chromium...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001104
EISBN: 978-1-62708-214-3
... Carbon 0.06 0.36 Manganese 1.24 0.69 Silicon 2.23 1.66 Sulfur <0.010 0.44 Phosphorus 0.014 0.012 Chromium 17.3 16.2 Nickel 35.5 37.0 Molybdenum 0.12 0.11 Copper 0.16 0.16 Titanium 0.12 <0.05 Aluminum … … Niobium <0.05 <0.05 The...