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eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7134-3
... dispersive spectroscopy (EDS), and wavelength dispersive spectroscopy (WDS) features of scanning electron microscopy (SEM) to perform both qualitative and quantitative analysis of material constituents. Electron microprobe analysis also aids in performing analytical tests of samples from heat treated studies...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2021
ISBN: 978-0-8031-7710-9
... and the main parameters influencing the value of the LOD are described. In addition, a concept for calculating a limit of quantification (LOQ) both for air and material analysis is described. asbestos analysis detection limit (LOD) ASBESTOS AND OTHER ELONGATE MINERAL PARTICLES 327 STP 1632, 2021...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2020
ISBN: 978-0-8031-7688-1
.... Method A is the simplest, and its accuracy is better than 2.3%. Method B is more protracted, but its accuracy is better than 0.6%. roofing membranes polyvinyl chloride ketone-ethylene-ester PVC KEE NMR spectroscopy analysis ASTM D8154 ASTM D6754 ASTM Committee D08 on Roofing...
eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2019
ISBN: 978-0-8031-7089-6
... labeling; and monitor asphaltenes aggregation behavior with concentration in toluene solutions. nuclear magnetic resonance spectroscopy NMR petroleum analysis proton carbon 1137 Chapter 31 | Nuclear Magnetic Resonance Characterization of Petroleum Heather D. Dettman1 Introduction Nuclear...
eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2018
ISBN: 978-0-8031-7108-4
... characterization of this complex mixture is complicated by the fact that crude oils are not pure solutions, but usually contain colloidally-suspended components, dispersed solids, and both free and emulsified water. Two different analytical schemes are commonly used in analysis of crude oils: namely, an inspection...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2017
ISBN: 978-0-8031-7639-3
... Currently, ASTM E739-10, Standard Practice for Statistical Analysis of Linear or Linearized Stress-Life (S-N) and Strain-Life (ε-N) Fatigue Data , provides analysis methods to determine confidence limits on the mean of linearized fatigue life data. Although these techniques are sufficient...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2012
ISBN: 978-0-8031-7547-1
.... nonmetals polymers risk analysis oxygen compatibility ignition probability consequence toxicity fire Flammability and Sensitivity of Materials in Oxygen-Enriched Atmospheres STP 1561, 2012 Available online at www.astm.org DOI:10.1520/STP20120013 Gwenael J. Chiffoleau,1 Barry E. Newton,1 Bradley...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2011
ISBN: 978-0-8031-7525-9
.... The present paper considers specific challenges associated with creep/fatigue in creep strength enhanced ferritic steels such as Grade 91 and Grade 92. creep fatigue steel damage analysis Jonathan Parker1 Reprinted from JAI, Vol. 8, No. 8 doi:10.1520/JAI103888 Available online at www.astm.org/JAI...
eBook Chapter
Book: Masonry
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2008
ISBN-10: 0-8031-3492-4
ISBN: 978-0-8031-3492-8
... Laboratory testing of mortars by chemical analysis and petrography is generally appropriate to determine mortar composition, and to provide a basis for the formulation of compatible repair or replacement mortars. In cases of masonry distress and failures, analysis by C 1324 alone is often less...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2006
ISBN-10: 0-8031-3499-1
ISBN: 978-0-8031-3499-7
... in the nanogram range on a filter or wipe are typically required. Industrial hygiene laboratories have applied methods from various analytical compendia, and a number of issues have emerged concerning sampling and analysis practices. As a result, a committee of analytical chemists, industrial hygienists...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2006
ISBN-10: 0-8031-3499-1
ISBN: 978-0-8031-3499-7
... Conformity in methods for sampling and analysis of beryllium in workplace air and on surfaces is desired, but inconsistencies in sampling and analytical practices often occur among industrial hygienists and laboratory personnel. In an effort to address these issues, this paper gives an overview...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2006
ISBN-10: 0-8031-3499-1
ISBN: 978-0-8031-3499-7
... This paper describes the sampling and analysis of beryllium at the Joint European Torus (JET) fusion facility. The current policy requiring 100 % personal air sampling (PAS) and taking many surface contamination smears generates 40,000 samples per year. Sample processing, analysis...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2005
ISBN-10: 0-8031-3494-0
ISBN: 978-0-8031-3494-2
... of valid test methods to statistical quality assurance. Some approaches may be utilized to achieve a perfect analysis including: staff training, participation in proficiency testing, use of standard reference materials in the analytical sequence, internal and external audits, agency accreditation...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2005
ISBN-10: 0-8031-3494-0
ISBN: 978-0-8031-3494-2
.... gasoline diesel fuel additive elements ICP wear metals analysis Chris C. Onyeso, Ph.D.t Journal of ASTM International, November/December2005, Vol. 2, No. 10 Paper ID JAI12965 Available online at www.astm.org Analysis of Gasoline and Diesel Fuel Samples by Inductively Coupled Plasma Atomic Emission...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2004
ISBN-10: 0-8031-3483-5
ISBN: 978-0-8031-3483-6
... One purpose of this paper is to describe and explain some highlights in the history of the analysis and design of bolted or riveted joints in fiber-polymer composite laminates. The second is to project into the future, where it might become practical to replace today's empirical analytical tools...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2004
ISBN-10: 0-8031-3475-4
ISBN: 978-0-8031-3475-1
... with a hierarchical database from a personal computer application to increase the efficiency of the data collection, recording, and analysis. palm pilot database microsoft access query survey facade analysis reports Andrew P. Madden and Michael A. Petermann I Preparation for and Collection of Facade...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2002
ISBN-10: 0-8031-2893-2
ISBN: 978-0-8031-2893-4
... tabs loading methods analysis testing Donald F. Adams/ Tabbed Versus Untabbed Fiber-Reinforced Composite Compression Specimens Reference: Adams, D.F., "Tabbed Versus Untabbed Fiber-Reinforced Composite Compression Specimens," Composite Materials: Testing, l)esign, and Acceptance ('riteria, AS'IM...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2001
ISBN-10: 0-8031-2879-7
ISBN: 978-0-8031-2879-8
... and quantification with enhanced selectivity and sensitivity. Qualitative analysis of 2-MP derivatized diisocyanates was performed with full scan and the spectra contained a protonated molecule with a dominant fragment containing the 2-MP derivative. The same fragmentation was obtained in the daughter ion spectra...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2855-X
ISBN: 978-0-8031-2855-2
... m) of consolidation settlement occurred at the deepest part of the quarry. The measured settlement and excess pore water pressure data were compared with the results of analysis. Possible causes for the observed discrepancy were discussed in detail. Lime waste highway embankments...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2621-2
ISBN: 978-0-8031-2621-3
... concrete culverts. This paper describes the analysis and design of three-sided flat-top precast reinforced concrete culverts with span length ranging between 14 ft (4 m) and 36 ft (11 m). It was shown that the AASHTO distribution width used in performing plane frame analysis gave similar results...