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ultrasonic cleaning

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780141
EISBN: 978-1-62708-268-6
... machining equipment and cutting oils. In a subsequent operation, Litton cleaned the titanium parts by wiping them and then using ultrasonic cleaning equipment. The ultrasonic cleaner contained a solvent to dissolve and wash away the cutting oils. (Ultrasonic vibration helped the solvent penetrate into all...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270120
EISBN: 978-1-62708-301-0
...) shear lip A portion of the strut containing the region A was cut, ultrasonically cleaned, and examined in a SEM. Striations typical of fatigue were seen in zone (a) ( Fig. CH23.4 ). The other two zones, (b) and (c), showed dimpled rupture typical of tensile overload. The striations in zone...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270173
EISBN: 978-1-62708-301-0
... was ultrasonically cleaned and examined. What appeared to be a branching crack turned out to be two different cracks, both showing features of delayed failure ( Fig. CH46.3 ). Both showed regions of slow crack growth with beach marks covering nearly 90% of the thickness of the disc. One crack, about 30 mm in length...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270130
EISBN: 978-1-62708-301-0
... the bolts were ultrasonically cleaned and observed under the stereobinocular and SEM. Under the SEM, only a mud-crack pattern was seen on the fracture surface of the heavily oxidized bolts (e.g., bolt No. 2, Fig. CH28.2 ). The other bolts, 1, 4, and 5, showed a clear pattern of intergranular cracking...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270177
EISBN: 978-1-62708-301-0
... Fig. CH48.1 Damaged driving gear, damaged shaft, and fractured driven gear Fig. CH48.2 Failed driven gear showing the area of fracture Fractography and EDAX Metallography Hardness Discussion Conclusion Recommendations The fractured gear was ultrasonically...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270115
EISBN: 978-1-62708-301-0
... dovetail containing the two regions was carefully cut from one of the rotors. After ultrasonic cleaning, the fracture surface was observed in a SEM. The discolored half-moon-shaped region showed extensive intergranular fracture ( Fig. CH21.4 ), and the region of fast fracture showed ductile/brittle mode...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300079
EISBN: 978-1-62708-323-2
... Fig. 4.7 Adhesive transfer of material to an abrasive particle Fig. 4.8 Slurry erosion in a pipeline elbow Fig. 4.9 Collapse of bubbles to create a cavitation jet Fig. 4.10 Cavitation damage (perforation) of aluminum foil after ultrasonic cleaning in water Fig...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740325
EISBN: 978-1-62708-308-9
... on the degree of cleanliness required and subsequent operations to be performed. Abrasive blasting produces the lowest degree of cleanliness. Solvent, solvent vapor degrease, emulsion soak, alkaline soak, alkaline electroclean, alkaline plus acid cleaning, and finally ultrasonics each progressively produces...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610549
EISBN: 978-1-62708-303-4
..., preservation, and/or cleaning of specimens (and comparison with parts that have not failed) Macroscopic examination and analysis and photographic documentation (fracture surfaces, secondary cracks, and other surface phenomena) Microscopic examination and analysis (electron microscopy may be necessary...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850060
EISBN: 978-1-62708-260-0
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400215
EISBN: 978-1-62708-258-7
... is achieved if this reagent is used hot, between 60 and 70 °C (140 and 160 °F). In using Winsteard’s reagent, if the unmodified solution does not work, try etching in a beaker placed in an ultrasonic cleaning device. If it still does not work, try using the modified version with five drops of hydrochloric...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720183
EISBN: 978-1-62708-305-8
... blasting, wire brushing, and high pressure water or steam cleaning. Mechanical cleaning can mask flaws by smearing adjacent metal over them and by filling them with abrasive material. Solvent cleaning methods include vapor degreasing, solvent spraying, solvent wiping, and ultrasonic immersion using...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230401
EISBN: 978-1-62708-298-3
... by any process that uses fluxes or where heated metal is exposed to the atmosphere. Mating surfaces must be cleaned, and joints must be designed to minimize residual stresses and potential locations for stress concentration (notch effects). In joining any two metals, the danger exists of having...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180151
EISBN: 978-1-62708-256-3
... use of a dry-air blast or of a soft-hair artist’s brush; treating with inorganic solvents, either by immersion or by jet; treating with mild acid or alkaline solutions (depending on the metal) that will attack deposits but to which the base metal is essentially inert; ultrasonic cleaning...
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 nondestructive inspection of weldments including visual inspection, liquid penetrant inspection, magnetic particle inspection, radiographic inspection, ultrasonic inspection, leak testing, and eddy current and electric current perturbation inspection. The chapter also describes the properties of brazing filler...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030360
EISBN: 978-1-62708-282-2
... Executive (UK) HSE , “ Best Practice for the Procurement and Conduct of Non-Destructive Testing, Part 1: Manual Ultrasonic Inspection ,” 2000 • Health and Safety Executive (UK) HSE , “ Best Practice for the Procurement and Conduct of Non-Destructive Testing, Part 2: Magnetic Particle and Dye...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
... is the recommended agent for ultrasonic cleaning. Contact with alcohol or halogens should be avoided [ Bunce and Hill 1979 ]. Government regulations limit the maximum in-plant atmospheric concentration of beryllium to an average of 2 μg/m 3 (this may soon be changed to 0.2 μg/m 3 ) for an 8 h day [ Brush...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720365
EISBN: 978-1-62708-305-8
... to detect these flaws include visual, magnetic particle, liquid penetrant, ultrasonic, eddy current, and radiographic inspection. This chapter provides a detailed discussion on the characteristics, process steps, applications, advantages, and limitations of these methods. It also describes the flaws caused...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050245
EISBN: 978-1-62708-311-9
... of various nondestructive testing methods Test method Ultrasonics x-ray Eddy current Magnetic particle Liquid penetrant Capital cost Medium to high High Low to medium Medium Low Consumable cost Very low High Low Medium Medium Time of results Immediate Delayed Immediate...