1-20 of 121 Search Results for

geometric irregularities

Sort by
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420087
EISBN: 978-1-62708-310-2
..., when the primary solid phase is the silicon-rich β phase, as in the 20 and 50 wt% silicon alloys, the primary crystals have geometric shapes due to the pronounced difference between aluminum, a metal, and silicon, which has predominately nonmetallic properties. Fig. 5.5 Aluminum-silicon phase...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720049
EISBN: 978-1-62708-305-8
... on a part, and so on. Geometric measurement clearly has broad application to many parts and to a variety of industries. Contour Measurement Contour measurement deals with artistic, irregular, or computed shapes, such as automobile fenders or aircraft wings. The measurements taken by a CMM can easily...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720411
EISBN: 978-1-62708-305-8
... of the joint. Except in thin sheet or plate, these discontinuities may be too deep to be detected by magnetic particle inspection. Geometric Weld Discontinuities Geometric weld discontinuities are those associated with imperfect shape or unacceptable weld contour. Undercut, underfill, overlap, excessive...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870179
EISBN: 978-1-62708-344-7
...-strain relation for metals. Fig. 8.1 Stress concentration caused by abrupt change in cross-sectional area Fig. 8.2 Shaft with fillet. (a) Bending. (b) Axial load. (c) Torsion. Source: Ref 8.6 The value of a stress concentration factor is dictated primarily by the geometric...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030211
EISBN: 978-1-62708-349-2
... be determined geometrically, as indicated in Fig. 12.1 , if problems develop with the analysis. Fig. 12.1 Schematic of a method used to determine the thickness of an ultrathin section Cooling-Rate Effects on Thermoplastic-Matrix Crystallinity The effects of cooling rate on the development...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290009
EISBN: 978-1-62708-319-5
... relies on measuring the particle mass versus the particle surface area. There are several possible analysis approaches. Most instruments measure a single geometric parameter and assume a spherical shape. Some of the possible measurement parameters are the particle surface area, projected area or shadow...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630189
EISBN: 978-1-62708-270-9
... and sliding contact, as well as in metallurgical and geometrical variables, several types of fatigue failure can occur in rolling/sliding elements. In a real sense, there is a competition between the different modes of failure to determine which mode will dominate and cause failure of the element...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
..., the design process essentially consists of the following steps: Predicting metal flow by establishing the geometric process parameters such as shape, velocities, strain rates, and strain Establishing the formability limits, that is, determining whether it is possible to form the part without failure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930085
EISBN: 978-1-62708-359-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720233
EISBN: 978-1-62708-305-8
... of the basic elements of a radiographic system, showing method of detecting and recording an internal flaw in a plate of uniform thickness. Source: Ref 1 Geometric Factors in Radiography Because a radiograph is a two-dimensional representation of a three-dimensional object, the radiographic images...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240243
EISBN: 978-1-62708-251-8
.... It describes the most effective methods of improving fatigue life. The chapter also explains the effect of geometrical stress concentrations on fatigue. In addition, it explores the environmental effects of corrosion fatigue, low-temperature fatigue, high-temperature fatigue, and thermal fatigue. Finally...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350231
EISBN: 978-1-62708-315-7
... abrasive particles against the surface of the workpiece. Small, irregular particles of metal are used as the abrasive in gritblasting; sand, in sandblasting; and steel, in shotblasting. bluing. Subjecting the scale-free surface of a ferrous alloy to the action of air, steam, or other agents at a suitable...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2016
DOI: 10.31399/asm.tb.ascaam.t59190001
EISBN: 978-1-62708-296-9
... Each cast part obtained with a standard casting technology is composed of single crystallites, formed during solidification of liquid, either metal or alloy, in a differentiated temperature field. Each crystallite forms from one nucleus of crystallization. It is characterized by specific geometric...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720293
EISBN: 978-1-62708-305-8
... on the sophistication of the controller, such functions as center and diameter finds for circular features and the electronic rotation of measurement planes can be performed. Complex geometric constructions, such as the intersection points of lines and planes and out-of-roundness measurements, are typically off-loaded...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930057
EISBN: 978-1-62708-359-1
... of the unbonded areas of the joint. Except in thin sheet or plate, these discontinuities may be too deep-lying to be detected by magnetic particle inspection. Geometric Weld Discontinuities Geometric weld discontinuities are those associated with imperfect shape or unacceptable weld contour. Undercut...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000023
EISBN: 978-1-62708-312-6
... for corrosion resistance. For stainless steel powders that can be cold pressed in a die, the so-called compacting-grade powders, water atomization is the preferred powder production process, because water atomization renders the powder particles irregular ( Fig. 3.1 ). Fig. 3.1 Examples of water...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460253
EISBN: 978-1-62708-285-3
.... Within the coating program, a large variety of copper coating sizes have been investigated, from small corrosion coupons to full-scale used-fuel containers/canisters (UFCs). This chapter demonstrates the successful application of copper coating technology to full-scale geometric representative Mark II...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540215
EISBN: 978-1-62708-309-6
... = σ ⋅ π a ⋅ β ( a W ) where the third term β on the right is expressed as a function of a/W . If the crack-tip stress is affected by other geometric parameters—for example, if a crack emanates from a hole, the crack-tip stress will depend on the size of the hole—the only...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300013
EISBN: 978-1-62708-323-2
... it. Move a rock, move a log, move an object resting on anything and one must use force of some form to produce the movement. Many objects require extra force to start the movement, but once started, less force is required. Moving a rock may be a good example. Rocks usually have irregular surfaces...