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compressor disc

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270173
EISBN: 978-1-62708-301-0
...Abstract Abstract A titanium alloy disc on the fourth stage of an aircraft engine compressor was found cracked in the course of a defect investigation. The disc had not yet reached the halfway point of its expected service life. The chapter explains how the crack was examined and provides...
Image
Published: 01 January 2015
Fig. 3.20 Forged compressor disc or wheel made from the near-alpha alloy IMI 685 More
Image
Published: 01 January 2015
Fig. 10.2 Fan blades, compressor discs, and many other engine components use forged titanium parts. More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270191
EISBN: 978-1-62708-301-0
... and discs were intact with no external damage. However, the 14th-stage rotor blades had suffered slight tip rubbing, without affecting the blade geometry, and one 17th-stage blade tip was slightly damaged. There was slight rubbing on the 18th-stage compressor disc on the 17th-stage side. The trailing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270059
EISBN: 978-1-62708-301-0
... that in the event of such a failure, the winding drum will be slowly brought to rest. Condition monitoring should be incorporated to provide warning of failure. 8.3 Use of Cleaner Materials of Construction In a passenger aircraft, there was an uncontained fracture of a compressor disc whose fragments hit...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120139
EISBN: 978-1-62708-269-3
... qualification costs exceeded the technical benefit. Ti-6Al-2.75Sn-4Zr-0.4Mo-0.45Si, UNS: none, TiMetal 1100 and Ti-1100 Ti-1100 was developed for high temperature use up to 600 °C (1100 °F). High-pressure compressor discs, low-pressure turbine blades, automotive valves Ti-2.5Cu, UNS: none, IMI 230 IMI...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040069
EISBN: 978-1-62708-428-4
... engine. Typical locations for abradable application include the fan, low pressure compressor, and high pressure compressor sections. Figure 1 Cutaway view of a PW2000 engine. The yellow highlights are typical locations for abradable coatings. Photo courtesy of Pratt & Whitney, www.pw.utc.com...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.9781627083010
EISBN: 978-1-62708-301-0
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270053
EISBN: 978-1-62708-301-0
... the accident could have been averted. In a passenger aircraft powered by two engines, immediately after takeoff, one of the engines was on fire. A compressor disc had an uncontained fracture. Its rim got separated and flew outward, damaging the fuel line, causing the engine fire. The pilot turned the aircraft...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000117
EISBN: 978-1-62708-313-3
... corrosion and oxidation resistance René 41 GTE parts and blades … René 95 Turbine or compressor disc alloy … Udimet 500 GTE parts, sheets, bolts … Udimet 520 GTE blades Improved workability over Udimet 500. Developed for use in 760–927 °C (1400–1700 °F) temperature range; high structural...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000009
EISBN: 978-1-62708-313-3
... of total wrought superalloy production worldwide ( Ref 3 ). It is used in aircraft GTE components such as the compressor and turbine discs, casings, compressor blades, and fasteners. Some alloys may contain combined aluminum, titanium, and niobium, which could result in dual strengthening by γ′ and γ...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000001
EISBN: 978-1-62708-313-3
... design and Curtis’s working models had a common flaw, which was that the compressor required more power than the turbine could produce, therefore making them mechanical curiosities rather than useful devices. The first self-sustaining GTE, unveiled in Paris in 1903, consisted of a three-cylinder...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320103
EISBN: 978-1-62708-332-4
... conditioning, and other industries. Gray iron’s heat conduction and heat- and wear-resistance properties make it uniquely suitable for automotive engine cylinder blocks, cylinder liners, disc brake rotors and brake drums, air compressor cylinder blocks, and paper-making drying cylinders. Special properties...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.9781627083324
EISBN: 978-1-62708-332-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480051
EISBN: 978-1-62708-318-8
... formability. A forged compressor disc or wheel made from the near-alpha alloy IMI 685 is shown in Fig. 3.20 . Fig. 3.20 Forged compressor disc or wheel made from the near-alpha alloy IMI 685 In summary, characteristics of alpha alloys include: Excellent high-temperature strength Good...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320031
EISBN: 978-1-62708-332-4
... such as air compressor and refrigeration compressor blocks. Figure 4.16 ( Ref 1 ) provides a comparison of the specific damping capabilities of steel, ductile iron, malleable iron, and gray iron. Fig. 4.16 Comparison of damping capacities for steel and cast iron. Source: Ref 1 4.14.1.5 Thermal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320163
EISBN: 978-1-62708-332-4
... trucks Axle housings, differential carriers, knuckles, control arms, crankshafts, couplings Hydraulic applications Pipes, valves, elbows, tees, pumps, impellers Pressure applications Hydraulic cylinders and valves, pumps, impellers, compressors Agriculture Tractor parts, plows, brackets...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480225
EISBN: 978-1-62708-318-8
... equipment used to forge aluminum alloys, steels, and nickel-base alloys, including hammers, mechanical and hydraulic presses, high-energy units, and hot die and isothermal hydraulic presses ( Ref 10.18 , 10.19 ). Fig. 10.2 Fan blades, compressor discs, and many other engine components use forged...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.9781627084284
EISBN: 978-1-62708-428-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... casting is cost competitive for high-volume jobs (about 200,000 pieces per year). The high equipment and tooling costs can be spread over large production volumes, justifying a relatively high investment. Castings such as cylinder blocks and compressor bodies that need to be leak-proof are usually...