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Materials selection

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0065826
EISBN: 978-1-62708-233-4
... a week by transgranular SCC. Annealed type 430 ferritic stainless steel was subsequently suggested to prevent further failures. Basic oxygen furnaces Materials selection Precipitator wires 304 UNS S30400 430 UNS 54300 1008 UNS G10080 Corrosion fatigue Stress-corrosion cracking...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0047109
EISBN: 978-1-62708-233-4
... such as PH 13-8Mo, which can be processed to a yield strength of 1379 MPa (200 ksi), with impact energies of the order of 81 J (60 ft·lbf) at room temperature. Forgings Materials selection Valves 17-4 PH UNS S17400 (Other, general, or unspecified) fracture A series of poppet-valve stems...
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
... bronze-copper alloy C64700. Marine environments Materials selection Retainers C65500 UNS C65500 Stress-corrosion cracking Electrical contact-finger retainers blanked and formed from annealed copper alloy C65500 (high-silicon bronze A) failed prematurely by cracking while in service in...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001504
EISBN: 978-1-62708-217-4
.... Very few overload failures were noted. A number of causes were identified: design deficiencies and manufacturing defects leading mainly to fatigue failures, and poor materials selection and improper maintenance as the principal causes of corrosion-related failures. The survey showed that a proper...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001510
EISBN: 978-1-62708-217-4
... susceptible direction that must be considered of primary importance in material selection for design configuration. A Navy UH-1N helicopter main rotor blade grip manufactured from a 2014-T6 aluminum alloy forging failed because of a design flaw that left a high residual tensile stress along the short...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001171
EISBN: 978-1-62708-219-8
... during cooling was investigated. The specimens were taken from various sources including transverse and longitudinal welding seam, sensitized areas and it was concluded appropriate material selection with respect to medium could control some corrosion processes. Marine environments Materials...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001411
EISBN: 978-1-62708-234-1
... used for bronze welding. Failure resulted from dezincification of the joint material from the internal side of the tube. Also, a selective attack on the beta phase had occurred. It was evident that the loss in mechanical strength arising from the corrosion had resulted in the development of cracking in...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0051293
EISBN: 978-1-62708-225-9
... to select a grade of spring steel that would be more corrosion resistant than 302 stainless. Materials selection Spring steels Springs (elastic) Water feeders 302 UNS S30200 304 UNS S30400 Corrosion fatigue After six months of operating a new chicken house, a farmer noticed that the...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0089254
EISBN: 978-1-62708-225-9
... low-alloy steel was suggested as recommendation. Design Locking devices Materials selection 1144 UNS G11440 Mixed-mode fracture ( Ref 1 ). A design deficiency involving improper materials selection was revealed through the analysis of a failed tapered-ring sprocket locking device. The...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001257
EISBN: 978-1-62708-235-8
... materials that allowed an unsuitable steel to be used for the weldment. Cracking (fracturing) Materials selection Pipe Welded joints Fe-0.35C-0.99Mn-2.08Cr (Other, general, or unspecified) fracture A steel socket pipe conduit NW 150 cracked open during pressure testing next to the weld seam...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0047220
EISBN: 978-1-62708-220-4
..., reheated to 870 deg C (1600 deg F), and oil quenched. The larger gear should be tempered to 200 to 240 HRB, and the smaller gear to 240 to 280 HRB. Gears Materials selection Oil pumps Residual stress 100-70-03 Class 40 UNS F34800 UNS F12801 Casting-related failures Brittle fracture The...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c9001263
EISBN: 978-1-62708-224-2
.... In addition, the nature of the fracture and the results of the notched bar impact tests showed that in spite of the high C-content, the eye bolt had become brittle as a result of aging. Cleavage Eyebolts Materials selection Strain aging St 37-2N Brittle fracture After several years...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0091358
EISBN: 978-1-62708-233-4
.... Recommendations included changing the valve material to type 304 stainless steel. Nonmetallic inclusions Sulfides Valves Vending machines 303 UNS S30300 Intergranular corrosion After about two years in service, a valve in contact with a carbonated soft drink in a vending machine occasionally...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c0089716
EISBN: 978-1-62708-231-0
... to reduce the incidence of weld imperfections. Crack propagation Materials selection Tank cars Weld defects ASTM A212 grade B Joining-related failures Brittle fracture A railway tank car developed a fracture in the region of the sill and shell attachment during operation at -34 °C...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001226
EISBN: 978-1-62708-234-1
.... In order to prevent a repetition, the use of hypoeutectic or eutectic iron, slower cooling of the casting, inoculation of the melt with finely powdered ferrosilicon, and possibly rounding-off the edges or machining of the surfaces are recommended. Galling Materials selection Pumps Gray iron...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0047010
EISBN: 978-1-62708-234-1
.... Bulging High temperature tests Materials selection Military applications Tubes H19 UNS T20819 Rene 41 UNS N07041 Udimet 630 Inconel 718 UNS N07718 4337V UNS G43370 (Other, miscellaneous, or unspecified) failure When bulging occurred in mortar tubes made of British I steel (see Table 1...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003501
EISBN: 978-1-62708-180-1
... Abstract Materials selection is an important engineering function in both the design and failure analysis of components. This article briefly reviews the general aspects of materials selection as a concern in proactive failure prevention during design and as a possible root cause of failed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001611
EISBN: 978-1-62708-219-8
... Abstract Cold cracking of structural steel weldments is a well-documented failure mechanism, and extensive work has been done to recognize welding and materials selection parameters associated with it. These efforts, however, have not fully eliminated the occurrence of such failures. This...
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
... several categories: misuse; assembly or implantation errors; design errors, including improper selection of materials; corrosion; corrosion fatigue; and wear. According to statistical data, approximately 100 million metallic implants were installed in humans between 1940 and 1975. [ 1 ] The most...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001531
EISBN: 978-1-62708-231-0
... Abstract In this study, the failure modes of cartwheel and mechanical properties of materials have been analyzed. The results show that rim cracking is always initiated from stringer-type alumina cluster and driven by a combination effect of mechanical and thermal load. The strength, toughness...