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waviness

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Image
Published: 30 September 2023
Figure 3.2: (a) Illustration of error of form, waviness and roughness; (b) surface profile showing surface height variation relative to mean reference line. The top surface depicts a section of a surface profile; the bottom shows the roughness, after waviness and error of form have been More
Image
Published: 30 September 2023
Figure 13.11: Examples of (a) wavy chip and (b) segmented chip. Source: P.K. Wright, University of California at Berkeley [ 36 ]. More
Image
Published: 01 October 2005
Fig. CH15.5 Wavy washer showing extensive grooving More
Image
Published: 01 October 2005
Fig. CH15.6 Mating surfaces of shim and wavy washer showing signs of chatter More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390019
EISBN: 978-1-62708-459-8
... Abstract This chapter examines the surface interactions that occur during metal forming operations at both the macroscopic and microscopic scale. It describes the measurement and characterization of surface profiles based on form error, waviness, and roughness. It explains how workpiece...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300013
EISBN: 978-1-62708-323-2
... be analyzed based on energy dissipation. It describes the stick-slip behavior observed in wiper blades, the concept of asperities, and the significance of the shape, lay, roughness, and waviness of surfaces in sliding contact. It explains how friction forces are measured and how they are influenced by speed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270097
EISBN: 978-1-62708-301-0
... bearing; B and C, parts of inner bearing; D, wavy washer; E, retaining plate; and F, shim This inner bearing was disassembled for further examination. The inner race of this bearing showed excessive brinelling ( Fig. CH15.2 ). Metal flow can also be seen in this figure. The corresponding ball...
Image
Published: 30 April 2021
Fig. 2.6 Surface texture is composed of lay (marks from manufacturing/surface generation), waviness (surface undulations), and microscopic features like roughness (and others) that are superimposed on the lay and wave forms. More
Image
Published: 01 October 2005
Fig. CH15.1 (a) Diagram showing the torque sensor assembly. (b) Disassembled components of torque sensor bearing. A, outer bearing; B and C, parts of inner bearing; D, wavy washer; E, retaining plate; and F, shim More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500211
EISBN: 978-1-62708-317-1
... or inappropriate adjustment of the gap in between forming rolls. These defects may appear mainly in the form of longitudinal bow, sweep, twist, flare, edge waviness, oil canning, or springback ( Fig. 10.10 ). Fig. 10.10 Defects that occur during roll forming The occurrence of longitudinal bow, sweep...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.9781627084598
EISBN: 978-1-62708-459-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870333
EISBN: 978-1-62708-314-0
..., porosity, depressions or waviness, edge delaminations, or paint discoloration. Proper lighting and low-power magnifiers (five to ten times) can help with visual inspection. Borescopes and mirrors are often used if the area to be inspected is hidden from direct view. Edge delaminations and tight surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030223
EISBN: 978-1-62708-349-2
... the cure cycle. The prepreg plies are wavy in the vicinity of the cell walls, and separation of the prepreg plies is found throughout the thickness. This also caused areas of large voids and cracks in the composite facesheets. In this figure, areas are shown where the controlled-flow prepreg resin spanned...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270045
EISBN: 978-1-62708-301-0
... of size ranging from 6 to 50 mm. The number of spikes ranges from a few to several dozen. The spikes need not be sharp; they can also be wavy. Figures 6.6 and 6.7 show a typical set of spikes on the fracture edge of a fragment. These are produced only by explosive forces and not by any other means...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290137
EISBN: 978-1-62708-306-5
... the influence of the extremely high pressure that is obtained near the collision point. Fig. 6.22 Schematic showing key components used in parallel gap explosion welding process. Source: Ref 6.11 Explosion welded metals that are commercially manufactured exhibit a wavy bond zone interface ( Fig...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.9781627083010
EISBN: 978-1-62708-301-0
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300079
EISBN: 978-1-62708-323-2
... elasticity relationships to calculate contact areas and stresses. Real surfaces are never composed of asperities unless they were intentionally engraved with them. Surfaces have surface texture and waviness that are products of their manufacture; all machined surfaces have a lay and almost always errors...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870183
EISBN: 978-1-62708-314-0
... buckling and waviness reduce part strength by up to 50 percent and that tensioning pressures of 40 to 100 psi (275 to 690 kPa) are often sufficient to suppress fiber buckling. Fig. 6.12 Typical tensioning methods Diaphragm forming is a unique process that is capable of making a wider range...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260149
EISBN: 978-1-62708-336-2
... the end of extrusion. The larger the CCD is, the thicker the butt required will be, to minimize waviness at the end of extrusion. Shape Factor Shape factor ( Ref 7 , 8 ) is used as a measure of the degree of difficulty regardless of classification into the different types of sections: Shape...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.9781627083232
EISBN: 978-1-62708-323-2