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Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006504
EISBN: 978-1-62708-207-5
... and procedures. It also describes the special cleaning procedures for aluminum alloys, such as steam cleaning and rotary wire-brush cleaning. The article reviews the use of temporary coatings and the use of maintenance coatings on aluminum. It provides information on the handling and storage procedures...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003694
EISBN: 978-1-62708-182-5
... of visible contaminants, removal of invisible contaminants, and roughening of the surface. Solvent or chemical washing, steam cleaning, hand tool cleaning, power tool cleaning, water blasting, and abrasive blast cleaning, are some preparation methods discussed. The article describes the most common...
Image
Published: 01 January 2005
a perforated tube. The process fluid was agitated by the air. The vessel and the associated piping were steam cleaned daily. The subject pipe experienced repetitive cycles of cold water/air/steam. The cause of the leak was chloride-induced stress-corrosion cracking (SCC) resulting from the prior exposure More
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004143
EISBN: 978-1-62708-184-9
...Abstract Abstract This article describes the eight chemical cleaning methods, namely, circulation, fill and soak, cascade, foam, vapor-phase organic, steam-injected, on-line chemical, and mechanical cleaning. It presents information on deposit types, solvents used to remove them...
Image
Published: 01 January 2005
-processing fluids and seasonings. The vessel was also steam cleaned in place. Type 303 stainless steel is not as resistant to corrosion as type 304 stainless steel. The damage comprised a mixture of end-grain attack associated with manganese sulfide stringers and pitting attack of the less corrosion More
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005777
EISBN: 978-1-62708-165-8
... methods, namely, mechanical, chemical, and electrochemical and their effectiveness and applicability. The mechanical cleaning methods include grinding, brushing, steam or flame jet cleaning, abrasive blasting, and tumbling. Solvent cleaning, emulsion cleaning, alkaline cleaning, acid cleaning, pickling...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001222
EISBN: 978-1-62708-170-2
... , in which the cleaner is applied with external forces such as brushes or squeegees Spray Cleaning The effectiveness, low cost of equipment, and high degree of flexibility associated with spray cleaning has made this method popular for many years. Specialized methods of spray cleaning include steam...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001227
EISBN: 978-1-62708-170-2
... with handheld steam and high-pressure spray equipment. Proper safety equipment should be used when using formic and acetic acids at high concentrations. Most of the organic acids are nonvolatile; therefore, harmful vapors are not released during the cleaning operation. Spent organic acid cleaning solutions...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003428
EISBN: 978-1-62708-195-5
... for contamination, if the aircraft surface still appears dirty. After the second cleaning, areas still dirty are allowed to dry and are locally hand cleaned. Following detergent cleaning, the aircraft exterior mold-line surfaces are steam cleaned using a minimum steam pressure of 1379 kPa (200 psig...
Image
Published: 01 January 2005
Fig. 18 Rust stains on what should have been a clean surgical chisel prompted an investigation as to the cause. The history of use explains the condition. The instrument was first discarded by a surgeon due to a lack of cutting edge on the tool. Later, small blemishes on the surface alerted More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003231
EISBN: 978-1-62708-199-3
.... Mechanical cleaning methods include tumbling, wet blasting, dry abrasive 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...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004154
EISBN: 978-1-62708-184-9
... As steam forms, dissolved solids concentrate in the boiler water. Where the solubility of an impurity is exceeded, steam formation may leave behind precipitated deposits. These deposits in turn provide a sheltered environment that further increases chemical concentrations and deposition rates. In a clean...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001224
EISBN: 978-1-62708-170-2
... be considered in the initial installation to permit some latitude in the retention time of parts in the cleaning cycle. Heating Steam is widely used as a source of heat in spray cleaning units. Gas immersion burners are not recommended, because they prevent a fire hazard. The capacity of the steam coils...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001223
EISBN: 978-1-62708-170-2
..., depending on the nature of the work. Such tanks may be heated by steam coils, but more often they are used at room temperature. Agitation is sometimes provided by mixer impellers or forced air. For in-process cleaning of small parts, such as those encountered on subassembly lines, a variety of specially...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001816
EISBN: 978-1-62708-180-1
... in steam demand, composition of fuel, amount of excess combustion air, type and amount of water-conditioning chemicals added, type and amount of contaminants in condensate and make-up feedwater, frequency and methods of cleaning fire-side and water-side surfaces of steam generators, materials specified...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001306
EISBN: 978-1-62708-170-2
... or cleaning difficulties Deburring Methods Due to the nature of the P/M process, burrs typically form on the edges and surfaces of P/M parts. In many simple shapes, deburring is almost automatic—that is, burrs are broken off during handling operations. If parts are surface hardened or steam treated...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006440
EISBN: 978-1-62708-190-0
... to the entrapped liquid, which, under the effect of the adhesive forces between liquid and solid, spreads over the newly cleaned surface until an equilibrium distribution is attained ( Fig. 5 ). Fig. 5 Bead of liquid penetrant formed when, after excess penetrant has been removed from a workpiece surface...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004155
EISBN: 978-1-62708-184-9
...Abstract Abstract The steam turbine is the simplest and most efficient engine for converting large amounts of heat energy into mechanical work. This article discusses the primary corrosion mechanisms such as corrosion fatigue, stress-corrosion cracking (SCC), pitting, corrosion, and erosion...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004150
EISBN: 978-1-62708-184-9
.../hydrogen ratios, also have higher viscosities; these are separated by distillation and then hydrogenated to produce a lighter hydrocarbon. The hydrogen for this is generated by steam reformation of the lowest fractions. Coals have been gasified for many years; currently the preferred approach involves...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006062
EISBN: 978-1-62708-172-6
... with poor ventilation. Condensation is slightly acidic. Regular floor washups take place at the wet end. Fiber and filler deposits are unavoidable. Steam and chemical cleaning vapors are produced. High humidity and elevated temperatures exist in the drier section, with minimal splash or spills. Oil film can...