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railway wheels

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Image
Published: 01 August 2018
Fig. 15.27 Macrograph of part of the radial plane of a railway wheel produced using hot working (fibers characteristic of hot working are visible). Etchant: iodine. More
Image
Published: 01 August 2018
Fig. 15.28 Macrograph of part of the radial plane of a railway wheel produced by permanent mold casting. The dendritic structure is visible. The wheel tread, the flange, and part of the wheel side are darker due to accelerated cooling during the heat treatment. Etchant: hot hydrochloric More
Image
Published: 01 August 2018
Fig. 15.29 Macrograph of the radial plane of a railway wheel. The etching with nital 4% shows the region subjected to accelerated cooling (lighter, under the illumination conditions used) that does not reach the wheel flange, in this case. This etchant is not adequate for the observation More
Image
Published: 01 August 2018
Fig. 15.30 Railway wheel. Steel has a chemical composition very close to the eutectoid. Close to the tread, (a) deformed fine pearlite, (b) deformed fine pearlite and pro-eutectoid ferrite. (c) Away from the tread, still in the region subjected to accelerated cooling. Fine pearlite. Etchant More
Image
Published: 01 August 2018
Fig. 15.31 Radial section of a railway wheel. Region immediately below the tread. Fine pearlite. Etchant: nital 2%. Cracks caused by contact fatigue. Courtesy of MRS Logística S.A., RJ, Brazil. More
Image
Published: 01 August 2018
Fig. 15.24 Fatigue failure in a forged railway axle. The wheel is still mounted in the axle. The fracture started at the radius transition corresponding to the area of the axis where the wheel is assembled. The arrow indicates the initiation. Beach marks indicate that the crack propagated More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220519
EISBN: 978-1-62708-259-4
... such procedures. engineering steel microstructure special bar quality steel carbon steel rail railway wheels The classification of engineering steels or, commonly known in the United States as special bar quality (SBQ) steels, was presented in Chapter 10 “Conventional Heat Treatment—Basic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2010
DOI: 10.31399/asm.tb.hss.t52790229
EISBN: 978-1-62708-356-0
.... The restoration work was done at the AMF Technotransport, Inc. shops in Montreal. The program originally called for the upgrading of 181 stainless steel railcars. The E.G. Budd Manufacturing Company of Philadelphia had sold 157 of the cars to the Canadian Pacific Railway in 1955 to 1956. The remaining cars...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2010
DOI: 10.31399/asm.tb.hss.t52790123
EISBN: 978-1-62708-356-0
... Earl Ragsdale’s Shot Weld Patent Budd Builds the First Steel Railway Carriage Seating Budd Builds the First All-Steel Railway Car A New Kind of Stainless Steel Arrives in America The Burlington Zephyr The World’s First Stainless Steel Airplane—The Pioneer Lou F. Argentin, the French...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980009
EISBN: 978-1-62708-342-3
..., at that time one of the largest North American Railway companies, had built for them, excluding the conventional locomotive design, an aluminum example of the semistreamlined steam-powered “Royal Blue,” traveling between Chicago and St. Louis [ Hug 44 ]. Only the wheel trucks, couplings, and buffers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400169
EISBN: 978-1-62708-258-7
... to damage and alteration during the sectioning process. For example, an abrasive wheel cutting without a water coolant (and sometimes with a water coolant) can create enough frictional heat to reaustenitize the steel or cast iron in the region along the cut surface, and this austenite will transform...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
... this process the abrasive, usually steel shot, is thrown at the castings from rotating wheels ( Figure 15-2 ). Fig. 15-2 Blast cleaning equipment showing loading bin in foreground and opened tumbling chamber loaded with small castings Castings may also be hung inside of cabinets on steel bars...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170242
EISBN: 978-1-62708-297-6
... such as tank track pads. Another important use is in railway trackwork at frogs, switch- es, and crossings, where wheel impacts at intersections are especially severe. Because austenitic manganese steel resists metal-to-metal wear, it is used in sprockets, pinions, gears, wheels, conveyor chains, wear plates...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400049
EISBN: 978-1-62708-258-7
... intercritical annealing to produce what is known as a dual-phase steel. Dual-phase steels, developed in the 1970s, became noteworthy for special automotive applications requiring high strength and good formability. One such application is in producing automotive wheel rims and wheel discs. An example...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320049
EISBN: 978-1-62708-332-4
.... The impact of a wheel hitting a curb, resulting in high stresses in the wheel rim and steering knuckle. Bumping of a railway car into the next car when brakes are applied. There are two types of impact simulation: Implicit solution Explicit solution, nonlinear analysis Table 5.9...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870001
EISBN: 978-1-62708-299-0
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
...-road vehicles, railways Home appliances Agricultural and farm equipment Boats and aquatic sport vehicles Off-road vehicles, all-terrain vehicles, snowmobiles Industrial machinery and tools Office equipment and furniture Electric and electronic equipment The die casting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.9781627082808
EISBN: 978-1-62708-280-8
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350231
EISBN: 978-1-62708-315-7
...- nition is based on the assumption of a reversible equilibrium. In me- chanical technology, adhesion is generally irreversible. In railway 232 / Surface Engineering for Corrosion and Wear Resistance engineering, adhesion often means friction. (2) Force of attraction be- tween the molecules (or atoms...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7