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refurbishment

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Published: 31 December 2017
Fig. 28 (a) Illustration of roll refurbishment using weld overlay process, and (b) actual overlay process. Source: Ref 165 More
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Published: 31 December 2017
Fig. 29 Thermal spray coating process sometimes used in roll refurbishment. Source: Ref 163 More
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Published: 31 December 2017
Fig. 30 Laser cladding process sometimes used in roll refurbishment. Source: Ref 172 More
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Published: 01 January 2005
Fig. 64 Leaking copper pipes in a recently refurbished bathroom were attributed to stress-corrosion cracking (SCC) caused by tensile stresses arising from improper handling and installation (wrench marks, gouges) and ammonium salts (from leveling compounds in the cement that encased the copper More
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Published: 01 January 2005
, allowing access of moist vapors from a chemical laboratory. The damage was found around the lowest parts of the columns, the result of gravity runoff of condensing fluids. The failures were revealed from a plant audit as part of a refurbishment exercise. Control: The corroded sections of the columns were More
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005714
EISBN: 978-1-62708-171-9
... applications, such as refurbishment of aircraft parts, production of sputter targets, production of protective and performance layers, and so on. Figure 3 compares the particle velocity and gas temperature ranges of cold spray and other thermal spray processes ( Ref 8 ). In the cold spray process...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004144
EISBN: 978-1-62708-184-9
... breached the 152 mm (6 in.) steel dome of another facility (ca 2002) are raising new questions about aging nuclear plants and their inspection methods. By seeking to understand the role of alloys in corrosion, the nuclear industry is in the process of refurbishing and upgrading its facilities in order...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002438
EISBN: 978-1-62708-194-8
... ReStar ( Ref 7 ). This program aids the designer in assessing trade-offs between recycling cost and the benefits derived from reduced environmental distress. For most products, 100% recycling is not economically feasible; instead certain parts or subassemblies might be either recyclable as refurbished...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005219
EISBN: 978-1-62708-187-0
... and melt velocity with high cycling rate. Other tools and patterns require similar maintenance, probably to a lesser degree, depending on production volume requirements. This maintenance will require replacement or refurbishment of nearly worn-out components. This includes features that affect the casting...
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
... with the introduction of new and more powerful laser systems. Laser cladding is commonly used in the manufacture of new components and the refurbishment of existing components. In addition, it is used increasingly for the repair of in-service components. An example of a laser-cladding-based repair process of aluminum...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006804
EISBN: 978-1-62708-329-4
... fitness-for-service (FFS) assessments for scrapping, refurbishment, or rerating of equipment that is designed and constructed to recognized codes and standards. This standard includes numerous sections on assessment procedures for calculating the impact of damage mechanisms such as general metal loss...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0009211
EISBN: 978-1-62708-194-8
.... The deposition head remains stationary, and the workpiece is moved. The advantages of this type of system include its larger build volume and its ability to be used to refurbish worn or damaged components. Fig. 2 Generic illustration of an additive manufacturing powder feed system Wire Feed Systems...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001323
EISBN: 978-1-62708-170-2
...-resistant coatings on either new or refurbished parts. The coating applied is relatively thick (as opposed to decorative chrome), generally between 0.25 and 0.76 mm (10 and 30 mils), which makes it good for dimensional restoration. In aerospace applications, chromium plating is the preferred wear-resistant...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001080
EISBN: 978-1-62708-162-7
..., concrete reinforcement, monument refurbishment (Acropolis), anodes for cathodic protection Superconductors Wire rod of Ti-Nb alloys for manufacture of powerful electromagnets, rotors for superconductive generators Fine art Sculptures, fountain bases, ornaments, doorplates Consumer products...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006543
EISBN: 978-1-62708-290-7
... after the build is completed. At the least, the loose powder surrounding parts (i.e., part cake) must be removed and refurbished if it is to be recycled. Residual loose powder may be removed by mechanical means with scraping tools and brushes. Use of a pressurized air supply with or without abrasive...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005188
EISBN: 978-1-62708-187-0
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001429
EISBN: 978-1-62708-173-3
... elsewhere. For example, alloy C-22 (22% Cr) has been used successfully to refurbish corroded welds in an alloy C-276 (16% Cr) pulp and paper mill bleach-mixing device. Alloy G-30 (30% Cr) is also a logical choice as an overalloyed filler for certain alloy G-3 components. Porosity Recognizing...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003969
EISBN: 978-1-62708-183-2
... a plant audit as part of a refurbishment exercise. Control: The corroded sections of the columns were replaced or reinforced. A shorter interval between inspections is warranted, given the severity of the steel corrosion found during this audit. The new construction relied more on coated steel, which...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006080
EISBN: 978-1-62708-175-7
... and metal flow lead to high wear rates on the punches and die. The most commonly used material for the dies is H13, a hot working die steel. With proper preform design and cooling of the tools between press strokes, 50,000 to 100,000 parts can be produced before die refurbishment is required...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005738
EISBN: 978-1-62708-171-9
...-pressure turbine that can lead to a 0.1% reduction in specific fuel consumption rate, which translates to some 20 million gallons of fuel saved annually for U.S. airlines. In another cited example ( Ref 2 ), huge fuel savings can be achieved with 0.3 to 1% improvements in fuel consumption by refurbishing...