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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001593
EISBN: 978-1-62708-234-1
... Abstract A failure analysis was conducted on a flow-sensing device that had cracked while in service. The polysulfone sensor body cracked radially, adjacent to a molded-in steel insert. This article describes the investigative methods used to conduct the failure analysis. The techniques...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001601
EISBN: 978-1-62708-235-8
... demanded by the defense and aerospace industries. The relatively low tooling cost and remarkable material utilization due to chipless metal forming provide economic drivers, while the ability to achieve high strength finished product from low strength starting material is due to strain hardening. Flow...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006928
EISBN: 978-1-62708-395-9
... of plastic film and thin sheeting by a single tear method D2990 899-1,2 Tensile, compressive, and flexural creep and creep-rupture of plastics D3763 6603-2 High-speed puncture properties of plastics using load and displacement sensors D4065 6721-1 Determining and reporting dynamic mechanical...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006827
EISBN: 978-1-62708-329-4
...–220 423–428 No Sn99.3-Cu0.7-Ni0.06-Ge0.005 (SN100C) 227 441 Yes Sn96.5-Ag3.5 221 430 Yes Sn42-Bi58 138 280 Yes Mechanical Properties Similar to other metal alloys, solder alloys also have the stress-strain curves with elastoplastic properties. Mechanical features...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006919
EISBN: 978-1-62708-395-9
... Abstract This article reviews the impact response of plastic components and the various methods used to evaluate it.. It describes the effects of loading rate on polymer deformation and the influence of temperature and strain rate on failure mode. It discusses the advantages and limitations...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006819
EISBN: 978-1-62708-329-4
... reviews fatigue assessment methods incorporated in international design and post construction codes and standards, with special emphasis on evaluating welds. Specifically, the stress-life approach, the strain-life approach, and the fracture mechanics (crack growth) approach are described. An overview...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006824
EISBN: 978-1-62708-329-4
... to thermal expansion and contraction of hot section components. For these expansions and contractions to result in strain, there must be either a thermal gradient or a physical constraint of the component preventing or limiting the expansion or contraction. Damage from cyclic strain that develops...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006943
EISBN: 978-1-62708-395-9
..., polymers exhibit characteristic time-dependent behavior that, when under sustained stress, can be significant at ambient temperature and above. The response of a polymer to strain at a rapid rate and small deformations is proportional to the stress and is reversible or elastic, that is, Hooke’s response...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006924
EISBN: 978-1-62708-395-9
... thermosetting resins as well as the curing process. Then, the techniques to characterize the physical properties of cured thermosets and composites are presented. Several examples of stress-strain curves are shown for thermosets and thermoplastic polymers. differential scanning calorimetry dynamic...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006931
EISBN: 978-1-62708-395-9
... by the sample (endothermic process) or given off by the sample (exothermic process). In the DSC method, the sample and reference are placed in thin metal (aluminum) pans, with thermocouple sensors below the pans. Differential scanning calorimetry measurements can be made in two ways: by measuring the electrical...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006938
EISBN: 978-1-62708-395-9
.... The resulting thermally induced strains of the glass-filled nylon part will differ by more than 20% (1.1% in Phoenix and 0.9% in Edmonton), and this is an important design variable to consider when incorporating the cyclic loading this represents for a vehicle that may be used many times per day. If a mating...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003500
EISBN: 978-1-62708-180-1
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001814
EISBN: 978-1-62708-241-9
... regions, frequently in the proximity of welds. The cracks are located along grain boundaries where at elevated temperatures fine precipitates can form, causing the grain boundary to lose ductility and crack when strained. Often a nickel-rich filament is found in the grain boundary surrounded by a chromium...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006916
EISBN: 978-1-62708-395-9
... value or pack/hold slightly lower Separate fill from pack and hold or separate all three phases Fill/pack/hold Transfer from fill to pack and hold Time-based Position or cavity pressure sensor-based Cooling No specific requirements The turbulent flow of coolant — a key requirement Monitor...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006764
EISBN: 978-1-62708-295-2
.... These include techniques such as Barkhausen noise detection, acoustic emission, vibration analysis, leak detection, and strain gages. These applications of NDE technology in production and in-service settings also are important to recognize and understand during a failure investigation. Overview of various...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006849
EISBN: 978-1-62708-395-9
.... The units for the moduli are Pa, while complex viscosity is expressed in Pa · s. Figure 10 depicts an ASTM D4440-15 complex melt viscosity profile of high-density polyethylene at 190 °C (375 °F) and 10% strain amplitude. Although G ′ and G ″ are the two independent variables, quite often only one...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006911
EISBN: 978-1-62708-395-9
... to measure friction forces, depending on how large or small the friction force is and the desired resolution of the measurement. Two common force measurement methods include the use of strain gage load cells, and displacement-based probes. Resistance and semiconductor strain gage load cells have an array...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006822
EISBN: 978-1-62708-329-4
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2