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electropolishing

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
... Abstract Although stainless steel is naturally passivated by exposure to air and other oxidizers, additional surface treatments are needed to prevent corrosion. Passivation, pickling, electropolishing, and mechanical cleaning are important surface treatments for the successful performance of...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003214
EISBN: 978-1-62708-199-3
... machining, electropolishing, mass finishing, and shot peening. In each case, it describes subtypes, process variations, and the associated equipment. abrasive machining methods electropolishing finishing methods mass finishing shot peening THE TERM finishing refers to a wide...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003244
EISBN: 978-1-62708-199-3
... the details of those procedures. ELECTROLYTIC POLISHING, also called electropolishing, is useful with stainless steels, copper alloys, aluminum alloys, magnesium, zirconium, and other metals that are difficult to polish by conventional mechanical methods. The electrolytic technique can...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001305
EISBN: 978-1-62708-170-2
... Abstract Passivation; pickling, that is, acid descaling; electropolishing; and mechanical cleaning are important surface treatments for the successful performance of stainless steel used for piping, pressure vessels, tanks, and machined parts in a wide variety of applications. This article...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001233
EISBN: 978-1-62708-170-2
...) Deburring and radiusing. (i) Electropolishing Fig. 2 Electrochemical machining equipment schematic. 1, tool electrode; 2, finishing workpiece; 3, tank of electrolyte; 4, clamping system; 5, electrolyte supply system; 6, power supply Abstract Nontraditional finishing processes include...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001308
EISBN: 978-1-62708-170-2
... immersed for 1 to 5 min at a bath temperature of 90 to 140 °C (195 to 285 °F). Protrusions, valleys, and scratches are eliminated, and reflectance is increased. Electrolytic brightening, also known as electrobrightening and electropolishing, produces smooth and bright surfaces similar to those that...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005673
EISBN: 978-1-62708-198-6
... electropolishing and passivation protocols. Tables 9 and 10 show physical and mechanical properties of 316LVM. Table 9 Physical properties of Fe-18Cr-14Ni-2.5Mo Property Minimum to maximum value Metric U.S. Density 8030 kg/m 3 0.29 lb/in. 3 Specific heat capacity 461–502 J/kg·K...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... onto the base metal, the thickness of the deposit is seldom less than 38 μm (1.5 mils), and for many applications a minimum of 50 μm (2 mils) is specified. Additional information can be found in the article “Decorative Chromium Plating” in this Volume. Parts that are electropolished include fishing...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006632
EISBN: 978-1-62708-213-6
... (0.001 in.) thick in most materials of engineering interest, confining the measurement to the very near surface of the sample. Electropolishing is used to remove successive layers, exposing new surfaces for subsurface measurement without introducing any plastic deformation that would alter the residual...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003247
EISBN: 978-1-62708-199-3
... electropolish specimens after mechanical polishing to remove fine scratches and deformation. Recommended electrolytes and current densities for electropolishing these alloys are given in Table 9 . A platinum cathode should be used, and the electrolyte should be water cooled and continuously stirred. Table...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000616
EISBN: 978-1-62708-181-8
... of an Inconel alloy 718 (UNS N07718) fracture-toughness test sample via selective-area electropolishing technique. The nickel-base alloy was conventionally heat treated. Fig. 847 : Schematic of selective-area electropolishing. Use of method enables simultaneous study of both the fracture surface...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003190
EISBN: 978-1-62708-199-3
... effect of some machining methods on fatigue strength are given in Table 4 . The electropolishing of 4340 steel resulted in a 12% decrease in fatigue strength compared to gentle grinding. Chemical milling (CM) of Ti-6Al-4V resulted in an 18% drop in fatigue strength compared to gentle grinding, while the...
Book

Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.9781627081887
EISBN: 978-1-62708-188-7
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001304
EISBN: 978-1-62708-170-2
... Brushing and buffing All accessible burrs and edges. Polishes surfaces Centrifugal barrel Fast process. Suitable for all materials. Residual compressive stresses Electrochemical Removes hard-to-reach burrs Possible stray etching. Limited to conductive metals Electropolishing Good for thin...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001238
EISBN: 978-1-62708-170-2
... Ultrasonic signal 4 X-ray diffraction (XRD) 27 , 28 , 30 , 42 XRD with electropolishing 4 This table, by no means exhaustive, provides references that describe various techniques one can use to qualify or quantify key surface integrity factors and that present practical examples of...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000610
EISBN: 978-1-62708-181-8
... of cortical screw. The bone screw was machined from cold-worked AISI type 316L rod and then stress relieved. Its surface was electropolished and passivated. Fig. 658 : Fracture surface of screw. SEM, 28×. Fig. 659 : Close-up of edge of fracture surface. Note torsional shear bands and dimpled region...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001261
EISBN: 978-1-62708-170-2
... aluminum and alloys Electromilling for removing base metal, as in chemical milling Electroetching for permanently identifying parts Electropolishing for refining a surface chemically Depending on part size, dimensional considerations, and required surface characteristics, all of these...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001314
EISBN: 978-1-62708-170-2
... ground material to obtain a surface suitable for inspection. Electropolishing of high-nickel alloys smooths the surface by removing metal through a controlled electrochemical process that is similar to, but essentially the reverse of, electroplating. When the alloy is immersed into an electrolyte and...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005685
EISBN: 978-1-62708-198-6
... spectroscopy spectrum for analysis of the slag remnants remaining after electropolishing a laser-cut Nitinol stent (analyzed area is shown in Fig.b 7 ). The oxygen peak confirmed that slag from laser cutting was not thoroughly removed. The depth resolution for EDS analysis depends on the accelerating...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005335
EISBN: 978-1-62708-187-0
...-centered cubic matrix. Original magnification: 100× Fig. 2 As-cast ASTM F-75, electropolished and unetched. Present are eutectic carbides, grain boundary, and face-centered cubic matrix. Original magnification: 100× Fig. 3 ASTM F-75, solution annealed at 1220 °C (2230 °F...