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Retaining rings

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Published: 01 September 2008
Fig. 3 Magnetic particle inspection indications found in the retainer ring groove on the strain bar. (a) Crack indication 1 showing a crack length of 25 mm (0.99 in.) between arrows. (b) Crack indication 2 showing a crack length of 22 mm (0.85 in.) between arrows. Original magnification: 1.4× More
Image
Published: 01 September 2008
Fig. 8 Micrographs documenting the microstructure of the failed strain bar. (a) Section 1-1 from Fig. 4 showing a banded structure (670 μm). (b) Location A, retainer ring groove (300 μm). (c) Section 2-2 from Fig. 4 showing banded structure (670 μm). (d) Location B at origin showing banded More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320159
EISBN: 978-1-62708-347-8
... concludes with a case history describing the application of ion nitriding to an internal ring gear of an epicyclic gearbox. gear boxes internal ring gears ion nitriding plasma nitriding SEVERAL LIMITATIONS in designing optimum gears with conventional nitriding have led researchers to work...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480225
EISBN: 978-1-62708-318-8
... Abstract This chapter discusses the equipment and processes used to convert titanium billet and bar into useful shapes or more refined product forms. These secondary working operations include open-die, closed-die, hot-die and isothermal forging as well as ring rolling and extruding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770171
EISBN: 978-1-62708-337-9
... to refrigeration, the chapter explains that it is not uncommon for subzero treatments to be included in the production of carburized parts whether as a standard procedure or optional step. Subzero cooling promotes the transformation of retained austenite to martensite, thereby increasing surface hardness...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320195
EISBN: 978-1-62708-332-4
... ADI more widely and with improved success. austemperability austempered ductile iron austempering austenitizing iron castings retained austenite tensile properties UNLIKE CONVENTIONAL QUENCH and temper heat treatment, austempering is an iron and steel heat-treatment process...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120013
EISBN: 978-1-62708-269-3
... to alpha plus retained and/or transformed beta at lower temperatures. A near-beta or beta alloy composition is one that tends to retain, indefinitely at lower temperatures, the beta phase formed at high temperatures. However, the beta that forms on initial cooling to room temperature is metastable...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400169
EISBN: 978-1-62708-258-7
... oxide particles can be retained in voids in the specimen or at the specimen surface (at a steel/oxide-scale interface or a steel/mounting material interface, etc.). Figure 7.1 shows an example of silicon carbide particles embedded into the polished surface of a nickel-plated steel specimen...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2011
DOI: 10.31399/asm.tb.cfw.t52860095
EISBN: 978-1-62708-338-6
... and transverse compression strength of samples taken from rings with tests modified from the ASTM International standards because of available sample configuration. They did FEA on the subscale test coupons, full-scale UHMWPE, ring laminate, and steel retainer. None of the analyses revealed an unambiguous single...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130255
EISBN: 978-1-62708-284-6
... on residual stresses and distortion leading to dimensional changes. Fig. 5 Carbon content versus lattice parameters of (retained) austenite and martensite at room temperature. “a” at the top of the graph is the lattice parameter of face-centered cubic austenite. a and c in the lower half of the graph...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900119
EISBN: 978-1-62708-350-8
... treatment (e.g., retained austenite) If any residual nontransformed phases are suspected, a cryogenic treatment is recommended to decompose the unchanged phase and stabilize the steel being treated. (Remember, the phase transformation will produce untempered martensite if there is any degree of prior...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490001
EISBN: 978-1-62708-340-9
..., toughness, yield strength Cr-Mo steels Bolts Proof stress, creep strength, stress-relaxation resistance, toughness, notch ductility Cr-Mo-V and 12Cr-Mo-V steels Generators Rotor Yield strength, toughness, fatigue strength, magnetic permeability Ni-Cr-Mo-V steels Retaining rings High...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400233
EISBN: 978-1-62708-316-4
... the punch to be accurately lo- cated and locked in a retainer by a ball. barbering Rough grinding, by hand, of excess stock in a die. barber shop An area usually designated just for barbering of dies. 234 / Sheet Metal Forming Fundamentals bead (1) A narrow ridge in a sheet metal work piece or part...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.9781627083164
EISBN: 978-1-62708-316-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130351
EISBN: 978-1-62708-284-6
... radius of the circumferential retainer ring groove located near a slot in the strain bar. Figure 2 shows the as-received failed T-head and the location of the fracture. Fracture occurred in the run-out area of internal threads at a distance of approximately 50 mm (2 in.) from the forward end. Fig...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900013
EISBN: 978-1-62708-350-8
... will act as a stabilizing process on the final nitriding process. Another method of stabilizing is to cryogenically treat the steel (particularly an alloy or tool steel). This will transform any retained austenite into untempered martensite that will be tempered by the nitriding process, ensuring better...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000185
EISBN: 978-1-62708-312-6
.... With the improvement of corrosion-resistance properties, and three major automotive uses—antilock brake system sensor rings, exhaust system flanges, and oxygen sensor bosses—the market distribution of sintered stainless steels has shifted to an automotive preponderance, as is typical of the powder metallurgy (PM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050263
EISBN: 978-1-62708-311-9
... quenchant Removed from quench too soon Hold in quench longer Barberpole Improve quench impingement Increase quenching speed Retained austenite Reduce heat cycle time Reduce power Deep freeze after quenching (cryogenic processing) Cutoff wheel or grinding burn Improve cooling during...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130177
EISBN: 978-1-62708-284-6
... and/or core hardness, improper carbon concentration and hardness gradients, undesirable surface carbon content, excessive retained austenite, large amounts of globular and network carbides, intergranular oxidation, internal oxidation, residual stress, extremely coarse case or core grain structure...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390325
EISBN: 978-1-62708-459-8
... of metals in open-die, closed-die, and impression-die forging and in back extrusion and piercing operations. It presents various ways to achieve fluid-film lubrication in upset forging processes and examines the cause of barreling, defect formation, and folding in the upsetting of cylinders, rings...