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anodic treatment

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001281
EISBN: 978-1-62708-170-2
... hard anodic process. It describes the limitations imposed by variables, such as alloy composition, surface finish, prior processing, temper or heat treatment, and the use of inserts, on the anodizing processes. The article explains the causes and means adopted for correcting several specific problems...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001310
EISBN: 978-1-62708-170-2
.... This article focuses on mechanical finishing methods, namely, barrel tumbling, polishing, buffing, vibratory finishing, fiber brushing, and shot blasting. It provides useful information on process control and difficulties with chemical and anodic treatments of magnesium alloys. The use and applications...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005352
EISBN: 978-1-62708-187-0
... Abstract This article discusses various molten-metal treatments, namely fluxing, degassing, and molten-metal filtration. It focuses on various molten-metal handling systems for transporting, holding, or delivering molten metal to the mold/die system. These include launders, tundishes, holding...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006264
EISBN: 978-1-62708-169-6
... Abstract This article presents a detailed discussion on typical thermal treatment practices for hardening of various aluminum casting alloys. These practices are solution treatment, quenching or cooling, preaging, and artificial aging at an elevated temperature. The aluminum casting alloys...
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
... alloys Babbitt Navy Grade 2 Babbitt SAE 11 Brass Cadmium-tin Cobalt-tungsten Nickel-cobalt Nickel-tungsten Tin-indium Tin-lead-nickel Special-purpose solutions Anodizing (chromic) Anodizing (hard coat) Anodizing (sulfuric) Chromate treatment Electropolishing...
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
... well as sprayed and sol-gel coatings and laser and electron-beam treatments. anodizing buffing chemical conversion coatings chemical vapor deposition cleaning diffusion treatment electron beam treatment finishing grease removal ion implantation laser treatment oxidation resistance...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001312
EISBN: 978-1-62708-170-2
... Abstract Zirconium and hafnium surfaces require cleaning and finishing prior to many processes including joining, heat treating, plating, forming, and final surface finishing. This article provides information on surface treatment processes, surface soil removal, blast cleaning, chemical...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... anodizing treatments developed for magnesium, only a few have achieved commercial significance. Chemical Treatment No. 9 (galvanic anodizing) is a low-voltage dc treatment that produces a thin black conversion coating, which is used mainly as a paint base. A processing diagram, and details of solution...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003827
EISBN: 978-1-62708-183-2
... coatings is that field repair is easy, should the coating become nicked or scratched. An electrodeposited paint coating added over a passivation coating was found to provide suitable protection for beryllium structures requiring long-term storage capability ( Ref 49 ). The black anodizing treatment...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001313
EISBN: 978-1-62708-170-2
... severe and permanent injury to bone, and even death if burns are not treated properly. Tungsten normally receives no other acid cleaning treatments, but molybdenum is occasionally further acid cleaned in a nitric-sulfuric acid bath. Acid concentrations are normally 750 to 900 g/L (100 to 120 oz/gal...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003815
EISBN: 978-1-62708-183-2
... processing so that heat treatment and other processing variables influence the final electrode potential of the product. Tables 1 , 2 , 3 , 4 , present representative solution potentials of commercial aluminum alloys and of several other metals and alloys. Table 1 Solution potentials of non-heat...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001245
EISBN: 978-1-62708-170-2
.... Microporosity may also be achieved without the use of a special nickel layer by means of the Pixie process, a patented process that involves postplating treatment of the chromium to increase porosity on a microscopic scale. Traditionally, the chromium is deposited from conventional hexavalent processes, but...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001247
EISBN: 978-1-62708-170-2
... sodium cyanide and absorption of carbon dioxide, and by poor anode efficiency. Excess sodium carbonate causes anode polarization, rough coatings, and lower efficiency. Excess sodium carbonate may be reduced by freezing, or by treatment with calcium sulfate. Table 1(b) Operating conditions of...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003144
EISBN: 978-1-62708-199-3
... inherent in zinc die castings results in minor property and dimensional changes with time, particularly if the casting is quenched from the die rather than air cooled. Although this is rarely a problem. a stabilizing heat treatment can be applied prior to service if rigid dimensional tolerances are to be...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003819
EISBN: 978-1-62708-183-2
... sulfate solution 107 225 152.4 6 Ammonium sulfate production Solution-saturated ammonium sulfate+5% sulfuric acid 47 116 Mixing tank 25.4 Mixing tank 1 Solution-saturated ammonium sulfate+5% sulfuric acid 47 116 Crystallizer 127 Crystallizer 5 Acid washing Lube oil-treatment...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003822
EISBN: 978-1-62708-183-2
... and insights on the most common forms of corrosion observed with titanium alloys, including general corrosion, crevice corrosion, anodic pitting, hydrogen damage, stress-corrosion cracking, galvanic corrosion, corrosion fatigue, and erosion-corrosion. It also provides practical strategies for...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003825
EISBN: 978-1-62708-183-2
... treatment Sanitary districts Bayonet heaters, flow regulator parts, thermometer wells Heaters to warm storage tanks Formic acid Distillation Chemical Condensers … Fuming HNO 3 Distillation Chemical Multiple bayonet heaters, condensers … Glutamic acid Digesting gluten in HCl, vacuum...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001244
EISBN: 978-1-62708-170-2
... the operating conditions of various chromium plating parameters: bath composition, temperature, voltage, anode materials, and current density. These parameters need to be considered for obtaining high quality decorative chromium coatings. An overview of plating problems encountered in chromium plating...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006285
EISBN: 978-1-62708-169-6
... Abstract Annealing is an essential treatment in the fabrication of metal parts and semiproducts. This article discusses the processes involved in annealing, namely, recovery, recrystallization, and grain coarsening. It lists the heat treatment conditions of processed aluminum alloys. It...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006059
EISBN: 978-1-62708-172-6
... those component parts of the system are exposed. It presents useful guidelines for selecting and using protective coatings in municipal sewerage collection systems and water reclamation facilities in wastewater treatment plants. The article includes annotated flow diagrams of a wastewater collection...