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sample preparation

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Published: 01 June 2019
Fig. 17 Samples ready for shipment to FZJ for tensile sample preparation and testing More
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Published: 01 December 2019
Fig. 4 ( a ) Prepared shear test sample and corresponding sample. ( b ) The DIN 50162 standard used for fabricating the shear test samples and fixture More
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
... judgment while selecting representative analytical specimen locations and during the preparation of the specimen, to preserve the chemical integrity of the sample material. Proper techniques should be practiced during the removal of an analytical sample, because overheating during sample removal can...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c9001622
EISBN: 978-1-62708-222-8
... radiation at corresponding frequencies. Because of this, different molecules will generate distinct patterns of absorption, allowing characterization and identification. This technique does not require special sample preparation or the use of a vacuum chamber, and thus, samples can be analyzed relatively...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001632
EISBN: 978-1-62708-234-1
... to analysis of the crack, some of the irradiated material from the window was used to measure mechanical properties. Hot cell techniques for preparation of samples and testing were developed to determine true operating conditions of radiation, strain, and temperature. Mechanical tests Neutrons Protons...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006769
EISBN: 978-1-62708-295-2
... the development of SEM technology and operating principles of basic systems of SEM. The basic systems covered include the electron optical column, signal detection and display equipment, and the vacuum system. The processes involved in the preparation of samples for observation using an SEM are described...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003533
EISBN: 978-1-62708-180-1
... column, signal detection and display equipment, and vacuum system. It discusses the preparation of samples for observation using an SEM and describes the application of SEM in fractography. If the surface remains unaffected and undamaged by events subsequent to the actual failure, it is often a simple...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001626
EISBN: 978-1-62708-235-8
... of analysis that is conducted in a discoloration characterization study is virtually always limited by time and cost constraints. Techniques that require special sample preparation, as well as techniques that are lengthy to run or interpret, have a tendency to be expensive and even cost prohibitive in some...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001628
EISBN: 978-1-62708-234-1
... or energy levels characteristic of that element, identifying the approximate concentration of each major element in the sample. The portable instrumentation is designed for rapid direct analysis without extensive surface preparation. The purpose of performing these analyses was to detect any metallic...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006770
EISBN: 978-1-62708-295-2
... of Olympus Corporation Specimen Preparation and Data Collection X-Ray Analysis in the Scanning Electron Microscope Essentially, for any type of sample that can be viewed using an SEM, an x-ray signal can be obtained assuming proper orientation of the sample and operation of the SEM. When...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001623
EISBN: 978-1-62708-232-7
... characterization study is virtually always limited by time and cost constraints. Techniques that require special sample preparation, as well as techniques that are lengthy to run or interpret, have a tendency to be expensive and even cost prohibitive in some instances. Therefore, an understanding of the advantages...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001589
EISBN: 978-1-62708-235-8
... was washed out during the sample preparation. In order to pin down the source of the defect, the defect side of the HPEN deposit foil was separated by first stripping nickel from the opposite side of the disk substrate in 50% by volume HNO 3 . The exposed aluminum alloy substrate was then dissolved...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001624
EISBN: 978-1-62708-218-1
... always limited by time and cost constraints. Techniques that require special sample preparation, as well as techniques that are lengthy to run or interpret, have a tendency to be expensive and even cost prohibitive in some instances. Therefore, an understanding of the advantages and limitations...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006757
EISBN: 978-1-62708-295-2
... the processes involved in the selection of metallurgical samples, the preparation and examination of metallographic specimens in failure analysis, and the analysis and interpretation of microstructures. Examination and evaluation of polymers and ceramic materials in failure analysis are also briefly discussed...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001804
EISBN: 978-1-62708-241-9
... Development) for financial support, Rafael de Abreu Vinhosa and Mauro de Melo Rodrigues for sample preparation for metallographic analysis and CENANO/INT for the SEM images and EDS spectra. Figure 1 shows an overview of the fractured screws used as implant components, while Fig. 2 presents...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001799
EISBN: 978-1-62708-241-9
... Preparation Fractography Conclusion Discussion Hardness Fatigue Testing The hardened and tempered samples were polished and tested to fracture under uniaxial sinusoidal loading at R = 0.1, f = 10 Hz, and Δ P = 948.5 MPa. The fracture surfaces were examined under stereomicroscope...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... should be prepared according to the technique being utilized. A flat and polished sample is ideal for XRF. For OES, a flat but somewhat rough sample is most suitable, such as a sample turned on a lathe with a roughing bit or ground with 60-grit grinding paper. ICP-OES requires chips for acid digestion...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006771
EISBN: 978-1-62708-295-2
... are the different types of samples that can be analyzed and the special sample-handling procedures that must be implemented when preparing to do failure analysis using these surface-sensitive techniques. Data obtained from different material defects are presented for each of the techniques. The examples presented...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c9001627
EISBN: 978-1-62708-222-8
... constraints. Techniques that require special sample preparation, as well as techniques that are lengthy to run or interpret, have a tendency to be expensive and even cost prohibitive in some instances. Therefore, an understanding of the advantages and limitations of analysis techniques will facilitate...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001625
EISBN: 978-1-62708-218-1
... are required and multiple analytical techniques must be applied. The extent of analysis that is conducted in a discoloration characterization study is virtually always limited by time and cost constraints. Techniques that require special sample preparation, as well as techniques that are lengthy to run...