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flow velocity

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Published: 01 November 2010
Fig. 7.9 Gas flow velocity turbulence near autoclave door More
Image
Published: 01 December 2015
Fig. 17 Flow velocity (in feet per second) versus total acid number (TAN) for naphthenic acid impingement attack of 5Cr-0.5Mo steel at 345 °C (650 °F). 40 mils/yr = 1 mm/yr. Source: Ref 35 More
Image
Published: 01 December 2015
Fig. 18 Flow velocity (in feet per second) versus total acid number (TAN) for naphthenic acid impingement attack of 9Cr-1Mo steel at 345 °C (650 °F). 40 mils/yr = 1 mm/yr. Source: Ref 35 More
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Published: 01 March 2006
Fig. 11.33 Improved grain flow in gear teeth resulting from high-velocity forging (sevenfold increase in fatigue life) ( Ref 11.39 ). Courtesy of Machine Design More
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Published: 01 August 2015
Fig. A4.1 Quench flow vs. pipe size (velocity, 3 m/s, or 10 ft/s). Source: Ref 2 More
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Published: 01 June 2016
Fig. 1.2 Notional diagram illustrating changes in gas velocity, temperature, and pressure flowing through a converging-diverging (de Laval) nozzle. If the pressure decrease across the narrow throat of the nozzle is above a critical minimum, the flow velocity in the diverging section More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460001
EISBN: 978-1-62708-285-3
... the flow velocity of the gas in the spray nozzle and thus increase spray particle velocities. Although the gas may start out at moderately high temperatures, it cools very rapidly as it expands in the long diverging section of the spray gun nozzle, and the spray particle temperatures therefore remain well...
Image
Published: 01 December 2008
Fig. 1 Influence of chromium on the corrosion rate of steel in environments experienced by oil country tubular goods. Test conditions: synthetic sea water; CO 2 partial pressure, 0.1 MPa; test temperature, 60 (C °140 °F); test duration, 150 h; flow velocity, 2.5 m/s; specific volume, 800 mL More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040017
EISBN: 978-1-62708-300-3
... by the distribution of velocity components and strain rates. It describes the conditions associated with homogeneous deformation in a frictionless upset forging and explains how they can also be obtained using engineering and true stress-strain curves. flow stress plane stress plastic deformation strain rate...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430314
EISBN: 978-1-62708-253-2
... is defined as the process where metal wastage on the impacting surface occurs mainly because of an abrasive or impact action of solids or liquids. Such an impact can be due to high-velocity turbulent fluid, sudden or abrupt change in the direction of the flowing fluid, sudden changes in the fluid pressure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030349
EISBN: 978-1-62708-282-2
... operations. The amount of liquid water condensing, and the flow parameters, such as gas velocity, system flow regime, pipeline inclination, and other factors, determine whether water accumulates in a particular part of the pipeline. The length of time for which these upsets last influences the amount...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410103
EISBN: 978-1-62708-280-8
... that offer minimum obstruction to ensure there is no velocity reduction. Casting configurations should have the main walls oriented in the directions that offer the best flow paths with the least obstructions. Designing gating systems is a critical engineering element, and more aspects...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040091
EISBN: 978-1-62708-300-3
..., velocities, strain rates, and strain) between the undeformed part (billet or preform) and the deformed part (final forged product), i.e., predict the metal flow during the forming operation. Establish the limits of formability or producibility, i.e., determine whether it is possible to perform the forming...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460067
EISBN: 978-1-62708-285-3
... and some intermetallic compounds, for example, the flow stress may remain constant or even increase with increasing temperature up to a few hundred degrees. Figure 3.11 shows the results of calculation of critical velocity based on Eq 3.4 for a number of materials. A main property of both Eq 3.3...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030292
EISBN: 978-1-62708-282-2
... stress cracking, hydrogen-induced cracking, stress-oriented hydrogen-induced cracking, hydrogen embrittlement cracking, stress-corrosion cracking, velocity-accelerated corrosion, erosion-corrosion, and corrosion control is provided. petroleum refineries petrochemical plants materials selection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040007
EISBN: 978-1-62708-300-3
... in the design of forging and/or preforming sequences. For a given operation (preforming or finish forging), such design essentially consists of (a) establishing the kinematic relationships (shape, velocities, strain rates, strains) between the deformed and undeformed part, i.e., predicting metal flow, (b...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390325
EISBN: 978-1-62708-459-8
... across the tool/ring contact [ 36 , 37 ]. Ring Deformation With zero friction at the interface, the ring expands as though it were part of a solid disk, and velocities increase radially over the entire surface. With increasing friction, it takes less energy for some of the material to flow toward...
Image
Published: 01 June 2016
Fig. 2.17 (a) Two-dimensional simulation results of the impact of Cu onto a rigid substrate showing the velocity vectors for each volume cell for an impact velocity of 500 m/s (1650 ft/s). At the interface between particle and substrate, the flow direction is outward. (b) Single impact More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870201
EISBN: 978-1-62708-314-0
... and then flows back down the center of the vessel to heat the part. There is considerable turbulence in the gas flow near the door, which produces higher velocities that stabilize as the gas flows toward the rear. The practical effect of this flow field is that higher heating rates are often encountered...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870085
EISBN: 978-1-62708-299-0
... (wear, flow velocity, and/or fatigue) to produce severe attack, usually of a localized nature. Because removal of the protective aluminum oxide film by mechanical processes exposes fresh metal to attack, corrosion occurs at an accelerated rate. Erosion-Corrosion Erosion-corrosion is a general...