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alloy nominal composition

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c0090959
EISBN: 978-1-62708-222-8
... level than is lower bainite. The observed structure suggests that the austempering heat treatment was performed too close to the nominal martensite start temperature (M s ). Alternate bands of slightly different alloy composition, which resulted from rolling practice and are not unusual for this alloy...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0065827
EISBN: 978-1-62708-221-1
..., cardboard, or particle board took place in a paper mill using an alloy with a nominal composition of Fe-0.48C-0.30Mn-0.90Si-8.50Cr-1.35Mo-1.20W-0.30V. This alloy performed well in pulp mill applications where the knives are typically 20 to 30 in. (51 to 76 cm) long, from about 5 to 7 in. (13 to 18 cm...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.machtools.c0047307
EISBN: 978-1-62708-223-5
... Abstract An impact breaker bar showed signs of rapid wear. The nominal composition of this chromium alloy cast iron was Fe-2.75C-0.75Mn-0.5Si-0.5Ni-19.5Cr-1.1Mo. The measured hardness of this bar was 450 to 500 HRB. The desired hardness for this material after air hardening is 600 to 650 HRB...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0090114
EISBN: 978-1-62708-229-7
... Abstract The first-stage blades in a model 501D5 gas turbine had 16 cooling holes. After 32,000 h of service, the blades exhibited cracking at the cooling holes. The blade material was wrought Udimet 520 alloy, with nominal composition of 57Ni-19Cr-12Co-6Mo-1W-2Al-3Ti-0.05C-0.005B. The cooling...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001775
EISBN: 978-1-62708-241-9
...) to remove HCl from the stream, before the latter was directed to a burner. Metallographic examination showed that the cracks were intergranular and were frequently branched. Although nominal chemical composition of the component was found within the specified range, energy dispersive x-ray analysis (EDXA...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001595
EISBN: 978-1-62708-235-8
... of alloying elements. A comparison measure, identified as the critical diameter(D I ), was implemented to estimate the hardening response of a steel from the chemical composition. The critical diameter calculated for a given steel composition can thereafter be used to create an approximate through-thickness...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001344
EISBN: 978-1-62708-215-0
...SEM-EDS analysis of a fracture surface Table 2 SEM-EDS analysis of a fracture surface Element Composition, % Iron 67.5 Chromium 17.0 Sodium 6.0 Nickel 6.0 Silicon 2.0 Calcium 1.0 Aluminum <0.5 Sulfur <0.5 Chemical analysis of the stainless...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001330
EISBN: 978-1-62708-215-0
...Alloy analyses of failed tube sections Table 1 Alloy analyses of failed tube sections Composition, % Element Tube 1 Tube 2 ASTM A192 specification C 0.11 0.12 0.06 to 0.18 Mn 0.49 0.46 0.27 to 0.63 P 0.006 <0.005 0.035 max S 0.026 0.25 0.035...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001294
EISBN: 978-1-62708-215-0
...Composition of AM-355 and AM-350 Table 1 Composition of AM-355 and AM-350 Alloy Nominal composition, wt% (a) Cr Ni Mo Mn C N AM-355 15.5 4.5 2.9 0.85 0.12 0.10 AM-350 16.5 4.5 2.9 0.85 0.10 0.10 (a) Balance Fe Hardness of investigated poppets...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001365
EISBN: 978-1-62708-215-0
... Element Weld Nominal compositional requirements for a 12% Cr casting Silicon 0.5 1.50 max Manganese 0.9 1.00 max Chromium 13.7 11.5–14.0 Iron 85.0 bal Fig. 10 Typical results of in situ EDS analyses at the base of shrinkage voids in the impeller Fig. 6...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0091538
EISBN: 978-1-62708-233-4
..., with resultant overloading and damage to adjacent circuits as well. Investigation Emission spectrographic analysis of failed retainers removed from the vessels showed that the composition was within the prescribed range for copper alloy C65500. On each defective retainer examined, a single crack...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006766
EISBN: 978-1-62708-295-2
... Abstract Identification of alloys using quantitative chemical analysis is an essential step during a metallurgical failure analysis process. There are several methods available for quantitative analysis of metal alloys, and the analyst should carefully approach selection of the method used...
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
... the chemical composition of the alloy. The material was required to conform to the governing material specification. The composition was determined by the Leco combustion method (carbon and sulfur), and inductively coupled argon plasma emission spectroscopy. The material met the requirements...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0046205
EISBN: 978-1-62708-225-9
... alloy steel with the following nominal composition: Element Composition, % Carbon 0.42 Manganese 0.78 Phosphorus 0.025 max Sulfur 0.025 max Silicon 0.26 Chromium 0.87 Nickel 2.08 Molybdenum 0.28 Vanadium 0.25 The ductile-to-brittle transition...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c0046926
EISBN: 978-1-62708-232-7
... contributed to failure by providing less resistance to intergranular attack than would be provided by a finer-grain material. Chemical analyses of material were made at several locations near the failure. Although analyses of most elements corresponded closely with the nominal RA 330 composition, chromium...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001287
EISBN: 978-1-62708-215-0
...Chemical composition of the shaft Table 1 Chemical composition of the shaft Composition, % C Si Mn S P Ni Cr Fe Steel shaft 0.16 0.22 0.60 0.11 0.05 0.175 0.055 bal EN 3, nominal specification 0.15–0.25 0.05–0.35 0.60–1.0 0.06 max 0.06 max … … bal...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001045
EISBN: 978-1-62708-214-3
... conditions. These are general statements; many exceptions occur ( Ref 1 ). Chemical analysis showed that the tubes were fabricated from copper alloy 270 (yellow brass, 65% Cu), and energy-dispersive analysis showed that only part of the nominal 35% Zn remained in the porous and brittle layer. Metal...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001119
EISBN: 978-1-62708-214-3
...X-ray diffraction meaurements of residual stress Table 1 X-ray diffraction meaurements of residual stress Nominal depth Surface Stress (a) µm in. MPa ksi 0.0 0.0 ID 480 70 18 0.0007 ID 670 97 30 0.0012 ID 660 96 89 0.0035 ID 680 98 130 0.0051 ID...
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
... testing. The fatigue cracks had initiated in the vicinity of these beads and propagated through the blade material. The blades were made of titanium alloy IMI 550, with a nominal composition of 4% Al, 4% Mo, were manufactured by the closed-die forging process. Targeting bosses flash buttons...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001534
EISBN: 978-1-62708-220-4
...), respectively ( Ref 1 ). The yield strength and ultimate tensile strength of these materials are reported as 241 and 414 MPa, respectively ( Ref 2 ). Their nominal chemical compositions are given in Table 1 . Nominal chemical compositions of materials of construction Table 1 Nominal chemical...