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blast residues

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030172
EISBN: 978-1-62708-282-2
...-metal contamination, blast residues, flux inclusions, and galvanic attack. corrosion resistance magnesium alloys chemical composition heat treatment grain size cold working heavy-metal contamination blast residues flux inclusions galvanic attack MAGNESIUM AND MAGNESIUM ALLOYS...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280203
EISBN: 978-1-62708-267-9
... superalloys are extremely susceptible to what may appear to be minor changes in surface environment. For instance, residual stresses play an important role in the life of a component. Favorable residual stresses frequently are introduced by machining. An attempt to remove contaminants by mechanical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220009
EISBN: 978-1-62708-259-4
... Abstract This chapter describes the basic steps in the steelmaking process. It explains how iron is reduced from ore in the liquid state through the classic blast furnace process and in the solid state by direct reduction. It discusses the conversion of iron to steel and the technological...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900241
EISBN: 978-1-62708-350-8
... degrees of surface hardness. Cutting fluid residue can be a particularly severe source of surface contamination. Some cutting fluids contain sulfides and chlorides, leaving a surface deposit that is not always visible to the naked eye. Another source of contamination is gear cutting fluids and lapping...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370095
EISBN: 978-1-62708-447-5
... Abstract Iron and steel castings require cleaning as they come out of the shakeout units to remove any burned sand and sand that may remain stuck from the mold. This chapter presents the casting cleaning operation sequence. The sequence includes shot blasting; decoring or removal of cores from...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120085
EISBN: 978-1-62708-269-3
... of scale and how it can be removed via belt grinding, abrasive blasting, and molten salt descaling baths. It also discusses the role of acid pickling, barrel finishing, polishing, and buffing as well as the use of chemical conversion coatings and protective platings. barrel finishing chemical...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900185
EISBN: 978-1-62708-350-8
... useful life, or if it has become saturated with nitrogen. This can be remedied by shot blasting the inside surface of the process chamber or by regenerating the chamber by heating up to a temperature of 785 °C (1450 °F), followed by light shot glass bead blasting or sandblasting. Surface Discoloration...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050173
EISBN: 978-1-62708-311-9
... water. Sometimes enough residual heat can be left in the parts that any remaining water evaporates. Under continuous conditions, air blasts may remove the water. Rotating spindles with workpieces can have a rotation speed high enough to spin off the water. Polymer Quenches Polymer quenches...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040101
EISBN: 978-1-62708-428-4
... failure map for coating(s) applied on cylindrical button. Courtesy of Sulzer Metco Inc. Bond Test Step by Step Inspect coating quality on bond caps. (Coating chipping, cracks, delamination, separation, overspray, are not allowed.) Prepare mating caps—grit blast their flat surface. (Do...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
... metallic abrasives. Non-metallic abrasives consisting of sand, glass beads, or alumina and zirconia grit can be used when the presence of iron residue is undesirable. Each abrasive material is selected on the basis of the intended work to be done and the type of surface desired after blasting. Surface...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240349
EISBN: 978-1-62708-251-8
... in steel because they are difficult to remove during steelmaking and refining. Steels made by electric furnace melting employing scrap as a raw material contain higher levels of residual elements than steels made in an integrated steelmaking facility using the blast furnace-BOF route. Some electric furnace...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040084
EISBN: 978-1-62708-428-4
... for example confidence intervals of the data. The compression residual stress in the substrate, near the interface, is due to “grit blasting” the substrate before the coating was sprayed. The modified layer removal method analysis assumes that the last remaining piece is stress free and calculates...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870235
EISBN: 978-1-62708-314-0
... treatment used on the peel ply because silicone coatings that make the peel ply easier to remove can also leave residues that inhibit structural bonding; and the final surface preparation for example, hand sanding vs. light grit blasting. Overall, peel plies are very effective in preventing gross surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030338
EISBN: 978-1-62708-282-2
... coating adhesion. A high-quality abrasive blast cleaning also will impart compressive residual stresses in the pipe surface that improve SCC resistance. All coatings contain some defects or holes, referred to as holidays, that expose the bare pipeline steel to the underground environment. The function...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770037
EISBN: 978-1-62708-337-9
... material and the processing environment. It examines the characteristic features of decarburized microstructures and assesses their influence on hardness, residual stresses, and fatigue and fracture behaviors. It also discusses corrective measures and practical considerations regarding their use...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870267
EISBN: 978-1-62708-344-7
..., or mechanically by wear (gear teeth, bearings, journals, etc.). Thus, protection of the surface from the deleterious effects of each of these influences by coatings or surface treatments such as carburizing and nitriding (for steels) may also result in improved fatigue performance. Favorable Residual Stress...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410009
EISBN: 978-1-62708-265-5
..., blast furnaces that produced cast iron in large quantities for intensive industrial development in the eighteenth and early nineteenth centuries were developed ( Ref 2.9 – 2.11 ). Iron ore was converted by reduction with blasts of air, charcoal, and limestone to produce cast iron in small ingots...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740001
EISBN: 978-1-62708-308-9
... they are difficult to remove during steelmaking and refining. Steels made by electric furnace melting employing scrap as a raw material contain higher levels of residual elements than steels made in an integrated steelmaking facility using the blast furnace-BOF route. Some electric furnace melting shops use direct...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900163
EISBN: 978-1-62708-350-8
... are water-based and must be correctly cured. Any water remaining in the stop-off paint will manifest itself during nitriding. The water will form a steam pocket under the paint, producing a bubble. When the bubble bursts, a localized hard spot will form on the exposed steel. Stop-off paint residues can...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370115
EISBN: 978-1-62708-447-5
.... Metal grade Gray iron foundries producing the higher grades need a higher steel percentage in the charge. It is possible to use a hot-blast cupola, but induction furnaces may be a better choice. Types of charge materials If a high percentage (> 20%) steel scrap is needed to target low carbon...