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composite specimen

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030023
EISBN: 978-1-62708-349-2
...Abstract Abstract Specimen preparation is the first step that determines the quality of the microstructural information that can be obtained using optical microscopy. This chapter describes the sample preparation methods that are applicable to most types of composite materials containing short...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030043
EISBN: 978-1-62708-349-2
...Abstract Abstract Rough grinding and polishing of mounted specimens are required to prepare the composite sample for optical analysis. This chapter describes these techniques for preparing composite materials. First, it provides information on grinding and polishing equipment and describes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030115
EISBN: 978-1-62708-349-2
...-section specimens of fiber-reinforced polymeric composites for examination by transmitted-light microscopy techniques. The preparation steps covered are a selection of the rough section, preparation of the rough section for preliminary mounting, grinding and polishing the primary-mount first surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030089
EISBN: 978-1-62708-349-2
...-reinforced composite specimen, there are many factors to consider. The composite constituents (such as matrix and fiber type), the capability of the microscope, and the type of information that is desired will play an important role in the analysis. As with all analyses of composite materials using...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2011
DOI: 10.31399/asm.tb.cfw.t52860095
EISBN: 978-1-62708-338-6
... techniques that have been used successfully in the field. The chapter describes the effects of various factors on the properties of composite constituents, including fibers, resins, and unidirectional plies. Some aspects of specimen selection are also described. The chapter provides information on pressure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030245
EISBN: 978-1-62708-349-2
.... These inspection techniques include ultrasound and x-ray analysis. It is also important to assess damage that may have occurred at the microstructural level, and special specimen-preparation techniques have been developed to study this microscopic damage. Assessment of Microstructural Damage in Composites...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780417
EISBN: 978-1-62708-281-5
... failure in a glass/polyimide composite following failure of a notched four-point bend specimen. 3000× Fig. 23 Examples of translaminar compression fractures. (a) Translaminar compression fracture with extensive postfailure damage to fiber ends. 750×. (b) Translaminar compression-generated fiber...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030067
EISBN: 978-1-62708-349-2
... then be ground and polished as described in Chapter 3, “Rough Grinding and Polishing,” in this book. Preparation of other metallic honeycomb-cored composites will benefit from this technique as well as thin-walled ribbed composite structures. Fig. 4.1 Mounted titanium honeycomb specimen. Note the cuts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030159
EISBN: 978-1-62708-349-2
... 10.1177/002199839302701005 15. Nairn J.A. and Hu S. , Micromechanics of Damage: A Case Study of Matrix Microcracking , Damage Mechanics of Composite Materials , Talreja R. , Ed., Elsevier , Amsterdam , 1994 , p 187 – 243 In the preparation of composite specimens...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540319
EISBN: 978-1-62708-309-6
...Abstract Abstract This chapter discusses the failure mechanisms associated with fiber-reinforced composites. It begins with a review of fiber-matrix systems and the stress-strain response of unidirectional lamina and both notched and unnotched composite laminate specimens. It then explains how...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030237
EISBN: 978-1-62708-349-2
..., 390–440 nm excitation, 25× objective The rugged appearance of the surface of the carbon fiber/polyimide-matrix composite specimen shown in Fig. 14.5 ( a and b ) is typical for the polymer composites that flew on the leading edge of the National Aeronautics and Space Administration’s (NASA’s...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110461
EISBN: 978-1-62708-247-1
.... Figure 22 STEM-BF image of a via in a test structure. The contrast at the interface is masked by diffraction effects. Figure 23 STEM-HAADF mass-contrast image clearly shows dark contrast at the interface, indicative of light elemental composition. Figure 24 (a) High-resolution phase...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870351
EISBN: 978-1-62708-314-0
... , Polymer Matrix Composites , Vol I , Guidelines for Characterization of Structural Materials , U.S. Department of Defense , 2001 4. Krieger R.B. , Analyzing Joint Stresses Using an Extensometer , Adhes. Age , Vol 28 ( No. 11 ), Oct 1985 , p 26 – 28 13.1 Specimen Preparation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030193
EISBN: 978-1-62708-349-2
... and Reis L. , Failure Mechanisms on Composite Specimens Subjected to Compression after Impact , Compos. Struct. , Vol 42 , 1998 , p 365 – 373 10.1016/S0263-8223(98)00081-6 8. Soutis C. and Curtis P.T. , Prediction of the Post-Impact Compressive Strength of CFRP Laminated...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630071
EISBN: 978-1-62708-270-9
...) cases on both surfaces. The soft, ductile cores simply bulged under the compressive force but did not fracture. As sketched in Fig. 1(c) , these composite specimens illustrate behavior of both brittle and ductile metals and dramatically show the difference in properties of the case and core. (These 1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400087
EISBN: 978-1-62708-258-7
... the observation area, the metallographer should maintain a desk and files. Samples can be submitted in the office area so that they can be cataloged. It is important to have a submission form that has the date, name of submitter, number of samples, type of material, composition, specimen history, and what needs...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560453
EISBN: 978-1-62708-291-4
...Abstract Abstract This appendix provides information on the chemical composition, method of use, and applications of various etchants used in the metallography of carbon steels. 1. Fine L. , Met. Prog. , 1946 , 49 ( 1 ), 108 10.2307/3922518 . 1. Béchet S...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400149
EISBN: 978-1-62708-258-7
...× Fig. 6.27 Preparing a specimen from an AISI/SAE 1335 steel bar for compositional analysis on the electron probe microanalyzer. (a) Vickers microhardness indentations used to mark the location of ferrite banding and (b) the same location with the etch removed by light polishing. 4% picral etch (top...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250039
EISBN: 978-1-62708-345-4
... P.J. , Matlock D.K. , and Krauss G. , “Assessment of Bending Fatigue Limits for Carburized Steel,” Technical Paper 910140, SAE International , 1991 10.4271/910140 4. Doane D.V. , Carburized Steel—Update on a Mature Composite , Carburizing: Processing and Performance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410163
EISBN: 978-1-62708-265-5
..., and martensite have tacitly assumed that the steel sections in which these microstructures form are uniform in composition, containing only the chemical elements incorporated into a steel grade by design. This assumption does not include two very important structural features introduced into all finished steel...