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present worth method

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Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003705
EISBN: 978-1-62708-182-5
... of the present worth method. Some of the most common methods of depreciation are provided. The article presents the generalized equations that will simplify the solution of a large percentage of engineering economy problems. It also discusses the calculation of the present worth and service life of each material...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002457
EISBN: 978-1-62708-194-8
... of the user (customer). Value analysis is applied to problems as diverse as automobile engines and gall bladder operations. It works whenever a product or process performs a function and costs money. While the method is often used to improve on present products, its greatest power is in optimizing a new...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003504
EISBN: 978-1-62708-180-1
... (RCM) is a systematic methodology for preventing failures. It is a specific process used to identify the policies that must be implemented to manage the failure modes that could cause the functional failure of any physical asset in a given operating context ( Ref 1 ). In its present form, RCM has been...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006817
EISBN: 978-1-62708-329-4
...-CENTERED MAINTENANCE (RCM) is a systematic methodology for preventing failures. It is a specific process used to identify the policies that must be implemented to manage the failure modes that could cause the functional failure of any physical asset in a given operating context ( Ref 1 ). In its present...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006762
EISBN: 978-1-62708-295-2
.... Information can be transmitted via e-mail, a computer presentation program, and a formal report. Regardless of the communication method requested, documentation of the work should be generated. It is recommended that the investigator discuss what level of security is required for transmitting the information...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003451
EISBN: 978-1-62708-195-5
... properties. Likewise, the test methods for composites are in the process of standardization with the International Standards Organization (ISO), but at present there are still some differences between the methods used by the fiber and prepreg producers and those used by the aircraft manufacturers. Efforts...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005406
EISBN: 978-1-62708-196-2
... Abstract This article focuses on the intermediate length scales, where transport phenomena govern the spatial and temporal evolution of a structure. It presents the cellular automaton (CA) and phase field (PF) methods that represent the state of the art for modeling macrostructure...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005236
EISBN: 978-1-62708-187-0
... of approximations. While this article focuses on a presentation of the CA and PF methods that represent the state of the art for modeling macrostructure and microstructure, several other methods are under development. One could cite the level-set method ( Ref 16 ) and the pseudo front tracking method ( Ref 17...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003691
EISBN: 978-1-62708-182-5
... Abstract This article presents an overview of the different types of coating and lining materials available. It provides information on the various means of surface preparation and the equipment and techniques of coating application. The article discusses the coatings industry's response...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005527
EISBN: 978-1-62708-197-9
... Abstract This article focuses on the products defined by dimensions and tolerances, made from solid materials, and fabricated by some manufacturing process. It describes three methods of cost estimations: parametric methods, empirical methods, and the complexity theory. The article presents...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004144
EISBN: 978-1-62708-184-9
.... This Section discusses corrosion problems and methods of control used in petroleum production, in storage and transportation of oil and gas (including external and internal corrosion of pipelines), and in the refining industry. A useful summary of the industry standards is also presented. Corrosion...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002483
EISBN: 978-1-62708-194-8
... and 7 , derived by fitting BDK data.) The die cost risk (i.e., uncertainty of the resulting estimate of die cost) is unknown, because it is not known how the model equations would change with different manufacturing processes or different die design methods. It is worth noting carefully...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006758
EISBN: 978-1-62708-295-2
... so that the part is inspected in such a way as not to impart additional damage to the component or disturb, obscure, or destroy any damage evidence that could be present. Therefore, consideration must first be made for potential damage if any of the NDE methods require the application of compounds...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006070
EISBN: 978-1-62708-172-6
...; and leaches minerals from soils. Most ionic material readily dissociates in water, and water itself will ionize slightly into hydrogen and hydroxide ions. If water-soluble salts are present, they will also dissociate in water, significantly increasing the water conductivity. Corrosion of steel in water...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006756
EISBN: 978-1-62708-295-2
... characterization approaches and categorization methods of damage mechanism are also covered. damage mechanism damage modes damage failure analysis THE PRINCIPAL TASK OF A FAILURE ANALYST during a physical-cause investigation is to identify the sequence of events involved in the failure. Technical...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003521
EISBN: 978-1-62708-180-1
... with failures are present. These techniques are discussed in detail in the Section “Tools and Techniques in Failure Analysis” in this Volume. Damage mode identification chart Table 1 Damage mode identification chart Method Instantaneous failure mode (a) Progressive failure mode (b) Ductile...
Book Chapter

By Mark Hayes
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002377
EISBN: 978-1-62708-193-1
...; and embrittlement or cracking. The article summarizes the methods of statistical analysis of S-N data for general comparisons of fatigue strength of spring steels. The fatigue performance of springs is illustrated by Goodman diagrams. The article also exemplifies the examination of failed springs. cracking...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002451
EISBN: 978-1-62708-194-8
... Abstract This article provides an overview of cost analysis in materials selection. It discusses the several categories of alternatives for cost analysis. These include rules of thumb, accounting methods, and analytical methods. The article describes the methods for evaluating materials...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005731
EISBN: 978-1-62708-171-9
... within the powder particle also can be determined. It is worth noting that the powder shown in Fig. 1 was used to create the coating in Fig. 17 in the article “Metallography and Image Analysis” in this Section of the Volume. While simple in theory, this method is difficult in practice due to the need...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005950
EISBN: 978-1-62708-166-5
... and discusses reliable data sources as well as experimental and computational methods for material data acquisition. The article provides information on the process data needed for accurate heat treatment simulation and the methods for their determination. Methods for validating heat treatment simulations...