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laser surface treatment

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006422
EISBN: 978-1-62708-192-4
...: abrasion, adhesion, and fatigue, as well as oxidative and corrosive wear. Surface modification techniques, such as hardening by induction heat treating, weld overlay, thermal spray coating, coating via physical vapor deposition (PVD), and laser surface treatment, are also discussed for improving roll...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005808
EISBN: 978-1-62708-165-8
..., laser surface heat treatment, laser surface melting such as skin melting or glazing, laser direct metal deposition such as cladding, alloying, and hardfacing, laser physical vapor deposition, and laser shock peening. The article provides detailed information on absorptivity, laser scanning technology...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002168
EISBN: 978-1-62708-188-7
... aluminum garnet lasers. It discusses the operating parameters of concern in percussion drilling and trepanning. The process variables in surface treatment and laser cutting, as well as the operating parameters of concern in laser welding are reviewed. The article also explains the various categories...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006421
EISBN: 978-1-62708-192-4
... ). The variety of lasing media available can generate laser beams of various wavelengths and unique characteristics. Applications include bar code readers, fiber optics communication, fast, precision machining of of materials, and surface heat treatment and engineering of structural materials. Important...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005707
EISBN: 978-1-62708-171-9
... Laser CVD Coat localized areas on a surface without bulk heating 200–1000 390–1830 100 torr–1 atm Packed-bed CVD Alloy/conversion coatings in powder packed-bed environment 500–1200 930–2190 100 torr–1 atm Fluidized-bed CVD Coat powders and small components 350–1600 660–2910 100 torr–1...
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 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...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006436
EISBN: 978-1-62708-192-4
... ). Fig. 6 Wear test results for untreated and plasma-nitrided Ti-6Al-4V. Source: Ref 18 Laser Surface Treatments Laser surface heating and introduction of hard particles into the surface via reaction with gas (such as nitrogen or methane) or heating of surface deposits (graphite or boron...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003200
EISBN: 978-1-62708-199-3
...Abstract Abstract This article discusses the fundamentals and applications of localized heat treating methods: induction hardening and tempering, laser surface transformation hardening, and electron-beam heat treatment. The article provides information about equipment and describes...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001311
EISBN: 978-1-62708-170-2
... behavior. Europium, which is one of the less soluble elements in titanium, was shown to produce significant inhibition to oxidation at 600 °C, where the presence of ternary oxides was a prerequisite for a strong inhibitive effect. Laser and Electron Beam Treatment Energy beam surface treatment...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003681
EISBN: 978-1-62708-182-5
... of substrates with thermal conduction requirements and the current restriction to planar substrates. Other examples include: The intergranular corrosion resistance of Al 6013-T651 was improved by excimer laser surface treatment in nitrogen atmosphere, resulting in formation of AlN ( Ref 69...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005771
EISBN: 978-1-62708-165-8
... be precisely maintained. Flame Hardening Induction Heating Laser Surface Heat Treatment Electron Beam (EB) Hardening Diffusion Coatings Ion Implantation Surface Hardening with Arc Lamps The benefits of the most common methods of surface hardening are compared in Table 3 . Flame...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001445
EISBN: 978-1-62708-173-3
.... , Laser Focus , Feb 1976 , p 44 15. Alexander J. , “Penetration Studies in Laser and Arc Augmented Laser Welding,” Ph.D. thesis, London University, 1982 16. Duley W.W. , “Laser Surface Treatment of Metals,” Draper C.W. and Mazzoldi P. , Ed., NATO ASI Series E...
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
... of nitric and hydrofluoric acids (HNO 3 -HF), to remove oxides formed in heat treatment. Once the surface is cleaned and the bulk composition of the stainless steel is exposed to air, the passive film forms immediately. Passivation Techniques During handling and processing operations...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001303
EISBN: 978-1-62708-170-2
...Abstract Abstract This article provides a brief review of the classification and characteristics of cast irons. It describes the processes used to clean iron castings, including mechanical cleaning and finishing and nonmechanical cleaning. The article discusses surface treatments used to extend...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001442
EISBN: 978-1-62708-173-3
...Abstract Abstract Hardfacing is a form of surfacing that is applied for the purpose of reducing wear, abrasion, impact, erosion, galling, or cavitation. This article describes the deposition of hardfacing alloys by oxyfuel welding, various arc welding methods, laser welding, and thermal spray...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005817
EISBN: 978-1-62708-165-8
.... , Computer Sharpens EB Hardening , Am. Mech. , Vol 11 , 1981 , p 139 – 142 • Hick J. , Rapid Surface Heat Treatments—A Review of Laser and Electron Beam Hardening , Heat Treat. Met. , Vol 10 ( No. 1 ), 1983 , p 3 – 11 • Hiller W. and Silva R.M. , Second Electron Beam...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005632
EISBN: 978-1-62708-174-0
... in Additive Freeform Fabrication , Rev. Part. Mater. , Vol 4 , 1996 , p 105 – 120 2. Gnanamuthu D.S. , Laser Surface Treatment , Opt. Eng. , Vol 19 ( No. 5 ), 1980 , p 783 – 792 3. Steen W.M. and Courtney C.G.H. , Hardfacing of Nimonic 75 Using 2 kW Continuous-Wave CO...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001774
EISBN: 978-1-62708-178-8
... microscope The spectra shown in Fig. 6 , 7 , and 8 really represent the bulk composition of these samples. This is due in part to the nature of the specimens, which were not subjected to any surface treatment, but it is also a result of the analysis mode. The use of an oxygen (or any reactive...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005641
EISBN: 978-1-62708-174-0
... Allmen ( Ref 7 ) and those in the Selected References at the end of this article. Laser interactions with metals are dominated by the effects of conduction (free) electrons at the metal surface. Absorption of the laser energy by these electrons occurs very rapidly, on the order of 10 −13 s...
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