1-20 of 199 Search Results for

statistics

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005346
EISBN: 978-1-62708-187-0
... describes the advanced quality tools: advanced product quality planning, failure mode and effects analysis, control planning, measurement systems analysis, lean tools, statistical process control, production viability and tryout, and Six Sigma. advanced product quality planning control charts...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005425
EISBN: 978-1-62708-196-2
..., which can be grouped broadly into three classes: statistical, phenomenological, and mechanistic models. The article also presents an overview of the potential directions for the modeling of metals processing. material behavior model statistical model phenomenological model mechanistic model...
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
... discussion about the concept of the probability of detection (POD), on which the statistical reliability of crack detection is based. The coverage includes the various methods of surface inspection, including visual-examination tools, scanning technology in dimensional metrology, and the common methods of...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003088
EISBN: 978-1-62708-199-3
... functional requirements human factors life cycle analysis redesign program reliability in design statistical aspects of design DESIGN FACTORS described in this article have been somewhat arbitrarily grouped into three categories: functional requirements, analysis of total life cycle, and other...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003176
EISBN: 978-1-62708-199-3
... casting in the mold to minimize casting defects and to suggest gating and risering schemes. Finite element and finite difference models represent the actual physical processes taking place during solidification. As such, they are inherently more accurate than models depending on statistics or...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006463
EISBN: 978-1-62708-190-0
... and practice of POD as well as an understanding of the components required to perform a POD assessment. Because the determination of POD is a statistical concept and therefore is a bit different than standard engineering, it is not uncommon for misunderstandings to evolve in the application...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006666
EISBN: 978-1-62708-213-6
...-ray background ( Fig. 3 ). The standard relationship for identifying a peak as statistically significant is: (Eq 1) N x , z ≥ 3.3 N B + N B , x where N x,z is the number of x-rays, N B is the number of background counts due to the substrate, and N B,x is the...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003170
EISBN: 978-1-62708-199-3
... casting nonferrous alloys METAL CASTING is the manufacturing method in which a metal or an alloy is melted, poured into a mold, and allowed to solidify. It is one of the oldest manufacturing methods known to humankind, and one of the most versatile. Today's foundries make use of statistical process...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005407
EISBN: 978-1-62708-196-2
... metallurgical processes and to help reduce the investment of time and money for erimental work in research or for plant trials in production. Generally, the modeling techniques can be classified into two large groups: physical modeling and statistical modeling. Each has advantages and may be more suitable for...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001230
EISBN: 978-1-62708-170-2
... of a finished part, it is critical to achieve them consistently over a batch of components. Consistency is established through the confidence limits arrived at through statistical process control. If a tolerance is viewed as a “set point” or location in geometric space, consistency defines the...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001237
EISBN: 978-1-62708-170-2
...-based image analysis system can measure and statistically analyze a variety of surface features over a number of fields of view very quickly and accurately. Table 1 provides a list of common image analysis features and field measurements. Table 1 Quantitative image analysis Field...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.9781627081733
EISBN: 978-1-62708-173-3
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003248
EISBN: 978-1-62708-199-3
... standard JIS-G-0555 uses actual volume fraction measurements for rating of inclusion content (although the statistical significance of the data is questionable). Manual measurement of the volume fraction of inclusions requires substantial effort to obtain acceptable measurement accuracy due to the...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006682
EISBN: 978-1-62708-213-6
... statistically. Excessive testing is rare. Inadequate sampling is more likely, due to physical constraints with some components and a desire to control testing costs. In the case of inclusion ratings, the testing plan was established years ago by the chart method in ASTM E 45, “Standard Methods for Determining...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0001837
EISBN: 978-1-62708-181-8
... fracture surfaces found in metals. Another approach to this problem invokes the statistically exact assumption-free relationships of stereology, which yield a linear equation between the surface, R S , and profile, R L , roughness parameters. The parameter R S is defined as the true surface...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005405
EISBN: 978-1-62708-196-2
... controlled testing conditions, especially in HCF regime. This has en addressed by employing statistical approaches for minimum life design, typically requiring large sets of experiments. Particularly in the crack-initiation regime, the role of microstructure can be pronounced, both in terms of mean fatigue...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.9781627081948
EISBN: 978-1-62708-194-8
Book Chapter

By S. Lampman
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006645
EISBN: 978-1-62708-213-6
... theoretical statistics of measurement of x-ray intensities. Sample cleaning is very important before XRF analysis. For common metals, such as iron or copper, the excitation x-rays penetrate less than 100 μm into the sample and only tens of micrometers for more dense materials, such as gold or lead. The...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006462
EISBN: 978-1-62708-190-0
... can be deterministically modeled and others remain random. Reference 32 describes the standard statistical toolset often used in NDE studies. While the concept is not new, there is movement from statistical analysis applied to empirical models to physical model-assisted probability of detection...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.9781627081764
EISBN: 978-1-62708-176-4